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Lenovo ThinkEdge SE450 Maintenance Manual
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Lenovo ThinkEdge SE450 Maintenance Manual

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ThinkEdge SE450
Maintenance Manual
Machine Types: 7D8T

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Summary of Contents for Lenovo ThinkEdge SE450

  • Page 1 ThinkEdge SE450 Maintenance Manual Machine Types: 7D8T...
  • Page 2 Before using this information and the product it supports, be sure to read and understand the safety information and the safety instructions, which are available at: http://thinksystem.lenovofiles.com/help/topic/safety_documentation/pdf_files.html In addition, be sure that you are familiar with the terms and conditions of the Lenovo warranty for your server, which can be found at: http://datacentersupport.lenovo.com/warrantylookup Second Edition (May 2022) ©...

  • Page 3: Table Of Contents

    Remove the security bezel cable module . . . 143 Install the EIA brackets ..Install the security bezel cable module ..144 External LCD diagnostics handset replacement . . © Copyright Lenovo 2022, 2022...
  • Page 4 Index ....207 The front operator panel and error LEDs ..179 System-board LEDs ... 180 ThinkEdge SE450 Maintenance Manual...

  • Page 5: Safety

    Vor der Installation dieses Produkts die Sicherheitshinweise lesen. Prima di installare questo prodotto, leggere le Informazioni sulla Sicurezza. Les sikkerhetsinformasjonen (Safety Information) før du installerer dette produktet. Antes de instalar este produto, leia as Informações sobre Segurança. © Copyright Lenovo 2022, 2022...

  • Page 6: Safety Inspection Checklist

    1 & IEC 60950-1, the standard for Safety of Electronic Equipment within the Field of Audio/Video, Information Technology and Communication Technology. Lenovo assumes you are qualified in the servicing of equipment and trained in recognizing hazards energy levels in products. Access to the equipment is by the use of a tool, lock and key, or other means of security, and is controlled by the authority responsible for the location.
  • Page 7 Click Power ➙ Power Cables to see all line cords. • Make sure that the insulation is not frayed or worn. 3. Check for any obvious non-Lenovo alterations. Use good judgment as to the safety of any non-Lenovo alterations.
  • Page 8 ThinkEdge SE450 Maintenance Manual...

  • Page 9: Chapter 1. Introduction

    Chapter 1. Introduction ThinkEdge SE450 (Type 7D8T) is a new edge server offering. It is specifically designed to meet the needs at IoT and edge locations. ThinkEdge SE450 is a rugged compact sized edge solution with a focus on smart connectivity, business security and manageability for the harsh environment.
  • Page 10 • Scalable up to 36 cores • Supports 6 UPI links at 10.4 GT/s Heat sink: • 1U heat sink supports processors with wattage up to 165 watt. • 2U heat sink supports processors with wattage up to 205 watt. ThinkEdge SE450 Maintenance Manual...
  • Page 11 Table 1. Specifications (continued) Memory See “Memory module installation rules and order” in Setup Guide for detailed information about memory configuration and setup. • Slots: 10 two-way interleaved slots • Memory module types: – Double-data-rate 4 (TruDDR4) error correcting code (ECC) 3200 MT/s registered DIMM (RDIMM) or 3DS RDIMM –...
  • Page 12 – Single/double-width PCI Express 4.0 x16 (Slot 5) • Slot 7: OCP 3.0 Ethernet adapter Integrated functions • Lenovo XClarity Controller (XCC), which provides service processor control and monitoring functions, video controller, and remote keyboard, video, mouse, and remote drive capabilities.
  • Page 13 Table 1. Specifications (continued) Minimal configuration for • One processor debugging • One DRAM DIMM in slot 2 • One power supply • Two 15mm trayless drives with RAID (If OS is needed for debugging) • Six system fans (Fan 1 to 6) Ambient temperature Adjust ambient temperature when specific components are installed: management...
  • Page 14 Environment ThinkEdge SE450 complies with ASHARE Class A3 specifications. Depending on the hardware configuration, some models comply with ASHARE Class A4 specifications. System performance may be impacted when operating temperature is outside AHSARE A3 specification. • Air temperature: – Operating –...

  • Page 15: Shock And Vibration Specifications

    If Lenovo determines that the levels of particulates or gases in your environment have caused damage to the device, Lenovo may condition provision of repair or replacement of devices or parts on implementation of appropriate remedial measures to mitigate such environmental contamination.

  • Page 16: Firmware Updates

    • Best practices related to updating firmware is available at the following site: – http://lenovopress.com/LP0656 • The latest firmware can be found at the following site: – https://datacentersupport.lenovo.com/tw/en/products/servers/thinkedge/se450thinkedge/7d8t/downloads/ driver-list/ • You can subscribe to product notification to stay up to date on firmware updates: – https://datacentersupport.lenovo.com/tw/en/solutions/ht509500 ThinkEdge SE450 Maintenance Manual...
  • Page 17 Hat Enterprise Linux (RHEL) and SUSE Linux Enterprise Server (SLES) operating system distributions. Machine-type-specific firmware-only UXSPs are also available. Firmware updating tools See the following table to determine the best Lenovo tool to use for installing and setting up the firmware: Tool Update...
  • Page 18 2. For BMC and UEFI firmware updates. • Lenovo XClarity Provisioning Manager From Lenovo XClarity Provisioning Manager, you can update the Lenovo XClarity Controller firmware, the UEFI firmware, and the Lenovo XClarity Provisioning Manager software. Note: By default, the Lenovo XClarity Provisioning Manager Graphical User Interface is displayed when you start the server and press the key specified in the on-screen instructions.
  • Page 19 If you need to install a specific update, you can use the Lenovo XClarity Controller interface for a specific server. Notes: – To perform an in-band update through Windows or Linux, the operating system driver must be installed and the Ethernet-over-USB (sometimes called LAN over USB) interface must be enabled.

  • Page 20: Tech Tips

    Tech Tips Lenovo continually updates the support website with the latest tips and techniques that you can use to solve issues that your server might encounter. These Tech Tips (also called retain tips or service bulletins) provide procedures to work around issues or solve problems related to the operation of your server.

  • Page 21: Power Off The Server

    Power off the server The server remains in a standby state when it is connected to a power source, allowing the Lenovo XClarity Controller to respond to remote power-on requests. To remove all power from the server (power status LED off), you must disconnect all power cables.
  • Page 22 ThinkEdge SE450 Maintenance Manual...

  • Page 23: Chapter 2. Server Components

    This section provides information to help you locate the following: • Machine type and model information: When you contact Lenovo for help, the machine type, model, and serial number information helps support technicians to identify your server and provide faster service. The model number and serial number are on the ID label.
  • Page 24 QR code reader application and get quick access to the Service Information web page. The Service Information web page provides additional information for parts installation and replacement videos, and error codes for server support. Figure 4. SE450 QR code ThinkEdge SE450 Maintenance Manual...

  • Page 25: Front View

    “VGA connector” on page 19 “Threaded studs for grounding” on page 18 “XClarity Controller (XCC) network connector” on page 19 “USB 2.0 with Lenovo XClarity Controller “OCP 3.0 adapter” on page 19 (PCIe Slot 7) management” on page 18 “NMI button” on page 18...
  • Page 26 You can also use it to force a blue-screen memory dump. Use this button only when you are directed to do so by Lenovo Support. USB 3.0 connectors (1 and 2) Connect a USB device, such as a mouse, keyboard, or other devices, to either of these connectors.

  • Page 27: Front Operator Panel

    Use this connector to manage the server, by using a dedicated management network. If you use this connector, the Lenovo XClarity Controller cannot be accessed directly from the production network. A dedicated management network provides additional security by physically separating the management network traffic from the production network.

  • Page 28: External Lcd Diagnostics Handset

    Use this blue LED to visually locate the server among other servers. This LED is also used as a presence detection button. You can use Lenovo XClarity Administrator to light this LED remotely. The states of the identification LED are as follows: Off: Presence detection off.
  • Page 29 Display panel overview The diagnostics device consists of an LCD display and 5 navigation buttons. LCD display Scroll buttons (up/down/left/right) Press the scroll buttons to locate and select system information. Select button Press the select button to select from the options in the menu.
  • Page 30 Following is the list of available options. Switch between an option and the subordinate information entries with the select button, and switch among options or information entries with the scroll buttons. Depending on the model, the options and entries on the LCD display might be different. ThinkEdge SE450 Maintenance Manual...
  • Page 31 Home Menu (System Status Dashboard) Home Menu Example System name System status Active alert quantity Temperature Power consumption Checkpoint code Active Alerts Sub Menu Example Home screen: Active error quantity Note: The “Active Alerts” menu displays only the quantity 1 Active Alerts of active errors.
  • Page 32 • Stateless IPv6 IP xx.xx.xx.xx • Static IPv6 IP IPv4 Network Mask: • Current IPv6 Gateway x.x.x.x • IPv6 DNS IPv4 Default Gateway: Note: Only the MAC address that is currently in use is x.x.x.x displayed (extension or shared). ThinkEdge SE450 Maintenance Manual...

  • Page 33: Top View

    System Environmental Information Sub Menu Example Ambient Temp: 24 C Exhaust Temp: 30 C • Ambient temperature PSU1: Vin= 213 w • Exhaust temperature Inlet= 26 C • PSU status FAN1 Front: 21000 RPM • Spinning speed of fans by RPM FAN2 Front: 21000 RPM FAN3 Front: 21000 RPM FAN4 Front: 21000 RPM...
  • Page 34 300mm chassis Figure 7. Top view - 300mm Table 7. Top view - 300mm Riser 2 Fan cage and fans (1 to 6) Intrusion switch Riser 1 Power backplane Air baffle for 300mm chassis Power supply units ThinkEdge SE450 Maintenance Manual...

  • Page 35: System Leds

    360mm chassis Figure 8. Top view - 360 mm Table 8. Top view - 360mm Fan cage and fans (1 to 6) Riser 2 Intrusion switch Riser 1 Power backplane Air baffle for 360mm chassis Power supply units Supporting bracket System LEDs There are three sets of system LEDs on this server for various scenario.
  • Page 36 “System-error LED (yellow)” on (Reserved) page 29 page 28 “Power LED (green)” on page 29 (Reserved) 3 11 14 System-error LED (yellow) When this yellow LED is lit, it indicates that one or more system errors have occurred. ThinkEdge SE450 Maintenance Manual...

  • Page 37: System-Board Leds

    4 10 14 Identification button/LED (blue) Locate this server among a group of servers with this button. The LED can also be lit with Lenovo XClarity Administrator remotely. Following are the states of the identification LED: • Off: Presence detection is off.
  • Page 38 Figure 10. System-board LEDs Table 10. System-board LEDs DIMM error LED (10 to 6) ME heartbeat LED Processor error LED XCC heartbeat LED DIMM error LED (5 to 1) FPGA heartbeat LED System error LED ThinkEdge SE450 Maintenance Manual...

  • Page 39: Identifying Connectors

    Identifying connectors See this topic to locate and identify the connectors on the electric boards. Chapter 2 Server components...

  • Page 40: System-Board Connectors

    PCIe connector 2 PCIe connector 6 (Riser 1) CMOS battery (3V, CR3032) slots OCP 3.0 Ethernet adapter connector PCIe connector 1 (Riser 2) PCIe connector 3 M.2 power connector PCIe connector 4 M.2 signal connector PCIe connector 5 ThinkEdge SE450 Maintenance Manual...

  • Page 41: Power Backplane Connectors

    Power backplane connectors See this topic to locate the connectors on the power backplane. Figure 12. Power backplane components Table 12. Power backplane components Power backplane sideband connector Power LED (green) Power switch Power supply unit 2 connector Power supply unit 1 connector When power LED is lit, it means there server is powered on.

  • Page 42: Drive Backplane Connectors

    Riser-card connector 1 (Right angle) PCIe 4.0 x8/x16 (Slot 4) PCIe 4.0 x8/x16 (Slot 3) Riser-card connector 0 (Vertical) Drive backplane connectors See this topic to locate the connectors on the drive backplane. Figure 15. AnyBay drive backplane connectors ThinkEdge SE450 Maintenance Manual...

  • Page 43: System-Board Switches

    Table 15. AnyBay drive backplane connectors Drive backplane power connector SAS/SATA connector PCIe connector (NVMe) System-board switches The following illustrations show the location of the switches on the system board. Note: If there is a clear protective sticker on the top of the switch blocks, you must remove and discard it to access the switches.

  • Page 44: Parts List

    Tier 1 CRU at your request with no service agreement, you will be charged for the installation. • Tier 2 customer replaceable unit (CRU): You may install a Tier 2 CRU yourself or request Lenovo to install it, at no additional charge, under the type of warranty service that is designated for your server.
  • Page 45 Server components Figure 17. Server components Chapter 2 Server components...
  • Page 46 For more information about ordering the parts shown in Figure 17 “Server components ” on page https://datacentersupport.lenovo.com/tw/en/products/servers/thinkedge/se450thinkedge/7d8t/parts/display/compatible It is highly recommended that you check the power summary data for your server using Lenovo Capacity Planner before purchasing any new parts. Top cover √...
  • Page 47 Table 17. Parts listing (continued) Index Description Tier 1 CRU Tier 2 CRU Consuma- ble and Structural part M.2 backplane √ M.2 retainer √ Riser card for Riser 2 √ Riser 2 √ 2.5-inch drive filler √ AnyBay backplane √ Riser 2 AnyBay drive cage √...

  • Page 48: Power Cords

    The cord set should have the appropriate safety approvals for the country in which the equipment will be installed. • Power cords for a specific country or region are usually available only in that country or region. ThinkEdge SE450 Maintenance Manual...

  • Page 49: Chapter 3. Hardware Replacement Procedures

    Go to to download firmware updates for your server. ThinkEdge SE450 Drivers and Software Important: Some cluster solutions require specific code levels or coordinated code updates. If the component is part of a cluster solution, verify that the latest level of code is supported for the cluster solution before you update the code.

  • Page 50: System Reliability Guidelines

    Operating the server with a missing air baffle might damage the processor. • All processor sockets must contain either a socket cover or a processor with heat sink. • When more than one processor is installed, fan population rules for each server must be strictly followed. ThinkEdge SE450 Maintenance Manual...

  • Page 51: Working Inside The Server With The Power On

    Working inside the server with the power on You might need to keep the power on with the server cover removed to look at system information on the display panel or to replace hot-swap components. Review these guidelines before doing so. Attention: The server might stop and loss of data might occur when internal server components are exposed to static electricity.
  • Page 52 “Remove the air baffle for 360mm chassis with half-length adapters” on page 45 • “Remove the air baffle for 360mm chassis with full-length adapters” on page 46 Remove the air baffle for 300mm chassis Step 1. Lift the air baffle to remove it. ThinkEdge SE450 Maintenance Manual...
  • Page 53 Figure 18. Removing the air baffle Remove the air baffle for 360mm chassis with half-length adapters Step 1. Remove the one captive screw and two thumbscrews that secure the supporting bracket to the chassis. Figure 19. Releasing the air baffle assembly Step 2.
  • Page 54 Remove the supporting bracket. Figure 21. Removing the supporting bracket Loosen the one captive screw and two thumbscrews that secure the bracket to the chassis. Loosen the other three screws, and remove the bracket from the air baffle. ThinkEdge SE450 Maintenance Manual...
  • Page 55 Step 2. Disconnect the GPU power cables from the adapters. Note: If there is a plan of replacing GPU power cables, make sure to remove the fan cage first (see “Remove the fans and the fan cage” on page 70). Figure 22.
  • Page 56 Make sure to install the air baffle back after finishing component replacement. Attention: Air baffle is required for the airflow that creates proper cooling. Make sure to install the proper air baffle corresponding to the system configuration before power is turned on. ThinkEdge SE450 Maintenance Manual...

  • Page 57: Install The Air Baffle

    Install the air baffle See this topic to learn how to install the air baffle. About this task To avoid possible danger, read and follow the following safety statement. • S012 CAUTION: Hot surface nearby. A video of this procedure is available from the following link: Watch the procedure.
  • Page 58 • If the heat sink is 2U, make sure the heat sink filler is removed from the air baffle. Figure 26. Installing heat sink filler Press the release latch on the filler. Remove the filler from the air baffle. ThinkEdge SE450 Maintenance Manual...
  • Page 59 Step 2. Lower the air baffle into the chassis and press on it to ensure it is firmly seated. Figure 27. Installing the air baffle Install the air baffle for 360mm chassis with half-length adapters Procedure Step 1. Make sure the air baffle configuration fits the present system configuration. Attention: Fillers corresponding to system configuration are required for the airflow that does expected cooling.
  • Page 60 Figure 28. Installing heat sink filler • If the heat sink is 2U, make sure the heat sink filler is removed from the air baffle. Figure 29. Installing the heat sink filler Press the release latch on the filler. ThinkEdge SE450 Maintenance Manual...
  • Page 61 Remove the filler from the air baffle. 2. GPU fillers GPU fillers are required when half-length adapters are installed in a 360mm chassis. If no GPU fillers are installed, make sure to install them to the air baffle. Figure 30. Installing the GPU fillers 3.
  • Page 62 Step 1. Make sure the air baffle configuration fits the present system configuration. 1. Heat sink filler • If the heat sink is 1U, make sure the heat sink filler is installed to the air baffle. ThinkEdge SE450 Maintenance Manual...
  • Page 63 Figure 34. Installing heat sink filler • If the heat sink is 2U, make sure the heat sink filler is removed from the air baffle. Figure 35. Installing the heat sink filler Press the release latch on the filler. Chapter 3 Hardware replacement procedures...
  • Page 64 Figure 36. Removing the supporting bracket from the air baffle 3. GPU fillers GPU fillers must be removed when full-length adapters s are to be installed. If GPU fillers are installed in the air baffle, remove them. ThinkEdge SE450 Maintenance Manual...
  • Page 65 Figure 37. Removing the GPU fillers from the air baffle Pinch on the retaining feet of the GPU fillers. Remove the GPU fillers from the air baffle. Step 2. Lower the air baffle into the chassis and press on it to ensure it is firmly seated. Chapter 3 Hardware replacement procedures...

  • Page 66: Cmos Battery (Cr2032) Replacement

    The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. S004 ThinkEdge SE450 Maintenance Manual...
  • Page 67 • Remove the CMOS battery will cause system lockdown. To unlock the system, contact Lenovo Support. • Lenovo has designed this product with user safety in mind. The lithium battery must be handled properly to avoid potential danger. Make sure to follow instructions in this topic while replacing the battery.

  • Page 68: Install The Cmos Battery (Cr2032)

    • Install a replacement unit (see “Install the CMOS battery (CR2032)” on page 60). • Dispose the component with compliance to local regulations. Install the CMOS battery (CR2032) See this topic to learn how to install the CMOS battery (CR2032). ThinkEdge SE450 Maintenance Manual...
  • Page 69 • Remove the CMOS battery will cause system lockdown. To unlock the system, contact Lenovo Support. • Lenovo has designed this product with user safety in mind. The lithium battery must be handled properly to avoid potential danger. Make sure to follow instructions in this topic while replacing the battery.
  • Page 70 Align the CMOS battery with the base of the seat, with positive (+) side faces middle of the chassis. Then, pivot the top of the battery until the battery clicks in place. Figure 42. Installing the system battery After this task is completed ThinkEdge SE450 Maintenance Manual...

  • Page 71: Eia Bracket Replacement

    1. Proceed to complete the parts replacement (see “Complete the parts replacement” on page 174). 2. Power on the server; then, reset date, time, and all the passwords. EIA bracket replacement See these topics to learn how to remove, install and adjust the EIA brackets. Remove the EIA brackets See this topic to learn how to remove the EIA brackets.
  • Page 72 Figure 43. EIA bracket: regular depth Figure 44. EIA bracket: maximal depth ThinkEdge SE450 Maintenance Manual...

  • Page 73: Install The Eia Brackets

    Install the EIA brackets See this topic to learn how to install the EIA brackets. About this task A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Procedure Step 1. Secure each of the EIA brackets to the chassis with six screws. See the following for configuration specific details.
  • Page 74 Figure 46. EIA bracket: regular depth • Maximal depth: Note: Make sure to remove the two pieces of mylar from each side of the chassis first. ThinkEdge SE450 Maintenance Manual...
  • Page 75 Figure 47. Remove the mylar Figure 48. EIA bracket: maximal depth Chapter 3 Hardware replacement procedures...

  • Page 76: External Lcd Diagnostics Handset Replacement

    About this task A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Step 1. Align the connector on the cable with the corresponding connector on the server, and push it in. ThinkEdge SE450 Maintenance Manual...
  • Page 77 Figure 50. Connecting the external LCD diagnostics handset cable Step 2. Attach the external LCD diagnostics handset to a metal surface with the magnetic bottom. Chapter 3 Hardware replacement procedures...

  • Page 78: Fan And Fan Cage Replacement

    The power-control button on the device and the power switch on the power supply do not turn off the electrical current supplied to the device. The device also might have more than one power cord. To remove all electrical current from the device, ensure that all power cords are disconnected from the power source. ThinkEdge SE450 Maintenance Manual...
  • Page 79 S017 CAUTION: Hazardous moving fan blades nearby. Keep fingers and other body parts away. Attention: • Go over “Installation Guidelines” on page 41 to ensure that you work with safety. • Turn off the server and peripheral devices and disconnect the power cords and all external cables (see “Power off the server”...
  • Page 80 Pinch and hold on the blue touch points on the top of the fan. Lift the fan to remove it. Remove the fan cage assembly Step 1. Loosen the two captive screws on the sides of the fan cage assembly, and lift it to remove it from the chassis. ThinkEdge SE450 Maintenance Manual...

  • Page 81: Install The Fan Cage And The Fans

    Figure 53. Removing the fan cage assembly After this task is completed If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you. Install the fan cage and the fans See this topic to learn how to install the fan cage and the fans.
  • Page 82 Repeat this procedure until all the fans are installed in the fan cage. Figure 54. Installing a fan Install the fan cage Step 1. Before installing the fan cage, make sure to remove all the fans. ThinkEdge SE450 Maintenance Manual...
  • Page 83 Figure 55. Removing a fan Pinch and hold on the blue touch points on the top of the fan. Lift the fan to remove it. Step 2. Align the fan cage to the guides on both sides of the chassis, and lower it into the chassis. Then, tighten the captive screws to secure the fan cage to the chassis.
  • Page 84 Align a fan over the fan slot in the fan cage, and insert the fan into the fan slot until it clicks into place. Repeat this procedure until all the fans are installed in the fan cage. Figure 57. Installing a fan ThinkEdge SE450 Maintenance Manual...

  • Page 85: Intrusion Switch With Cable Replacement

    After this task is completed Proceed to complete the parts replacement (see “Complete the parts replacement” on page 174). Intrusion switch with cable replacement See this topic to learn how to remove and install the intrusion switch with cable. Remove the intrusion switch with cable See this topic to learn how to remove the intrusion switch with cable.
  • Page 86 Intrusion switch cable Intrusion switch Intrusion switch connector Power backplane sideband cable Power backplane Power backplane sideband connector Step 3. Remove the screw that secures the intrusion switch, and pull the intrusion switch up to remove it. ThinkEdge SE450 Maintenance Manual...

  • Page 87: Install The Intrusion Switch With Cable

    Figure 59. Removing the intrusion switch with cable After this task is completed • Install a replacement unit (see “Install the intrusion switch with cable” on page 79). • If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you.
  • Page 88 Intrusion switch connector Power backplane sideband cable Power backplane Power backplane sideband connector Step 2. Align the intrusion switch with the guide slot and shoulder pin on the chassis; then, secure the intrusion switch with a screw. ThinkEdge SE450 Maintenance Manual...
  • Page 89 Figure 61. Installing the intrusion switch with cable Step 3. Route the intrusion switch with cable through the cable clip, and connect it to the connector on the system board. Step 4. Secure the power backplane sideband cable in the cable clip. Figure 62.

  • Page 90: Heat Sink Torx T30 Nut Replacement

    3. Remove the air baffle (see “Remove the air baffle” on page 43). 4. Remove both PCIe riser assemblies (see “Remove the PCIe riser assemblies and adapters” on page 100). Step 2. Remove the Torx T30 nut. ThinkEdge SE450 Maintenance Manual...

  • Page 91: Install A Heat Sink Torx T30 Nut

    Figure 63. Removing a Torx T30 nut from the heat sink Note: Do not touch the gold contacts on the bottom of the processor. Rotate the anti-tilt wire bail inwards. Push the upper edge of the Torx T30 nut towards the center of the heat sink until it disengages.

  • Page 92: Memory Module Replacement

    See these topics to learn how to remove and install a DIMM. Remove a memory module See this topic to learn how to remove a memory module. About this task “ATTENTION: Static Sensitive Device Ground package before opening” on page 43 ThinkEdge SE450 Maintenance Manual...
  • Page 93 Attention: Memory modules are sensitive to static discharge and require special handling. In addition to the standard guidelines for “Handling static-sensitive devices” on page • Always wear an electrostatic-discharge strap when removing or installing memory modules. Electrostatic- discharge gloves can also be used. •...
  • Page 94 • To remove DIMM 1 to 5: remove Riser 2. • To remove DIMM 6 to 10: remove Riser 1. “Remove the PCIe riser assemblies and adapters” on page 100 for the topic corresponding to the present system configuration. Step 2. Remove the memory module. ThinkEdge SE450 Maintenance Manual...

  • Page 95: Install A Memory Module

    Figure 66. Removing a memory module Open the retaining clip to disengage the memory module. One end of the module will be slightly highly than the other. Grasp the memory module at both ends; then, gently lift it vertically to remove it from the slot.
  • Page 96 Notes: See the following links to learn how to download and use impctl in different operating systems: • Windows: https://datacentersupport.lenovo.com/us/en/videos/YTV101407 • Linux: https://datacentersupport.lenovo.com/us/en/solutions/HT508642 5. Reboot the system. Step 2. Locate the slot to install the memory module in on the system board. ThinkEdge SE450 Maintenance Manual...
  • Page 97 Figure 67. Memory module slots on the system board Step 3. Install the memory module. Figure 68. Installing a memory module Open the retaining clip. Align the memory module with the slot. Firmly press both ends of the memory module straight down until the retaining clip snaps into the locked position.

  • Page 98: M.2 Boot Adapter And Drive Replacement

    3. Remove the air baffle (see “Remove the air baffle” on page 43). Step 2. Loosen the captive screw, and push the M.2 boot adapter slightly forward to detach it from the system board. Then, lift the M.2 boot adapter. ThinkEdge SE450 Maintenance Manual...
  • Page 99 Figure 69. Removing the M.2 boot adapter Step 3. Remove the M.2 drives from the backplane. Figure 70. Removing the M.2 drives Pinch and hold on the retainer clip. Slightly push the retainer clip left to disengage the M.2 drives. Pivot the rear side of the M.2 drives away from the backplane.

  • Page 100: Install The M.2 Drives And Boot Adapter

    Remove the screw that secure the M.2 backplane to the adapter. Remove the M.2 backplane from the adapter. Install the M.2 drives and boot adapter See this topic to learn how to install the M.2 drives and boot adapter. ThinkEdge SE450 Maintenance Manual...
  • Page 101 About this task A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Procedure Step 1. If necessary, install the replacement backplane to the adapter. Figure 72. Installing the M.2 backplane Align the backplane with the slot in the adapter. Tighten the captive screw on the M.2 backplane.
  • Page 102 Note: To spare space for proper installation, make sure to contain the cables with the two cable clips as illustrated before installing the adapter. Figure 74. Installing the M.2 boot adapter ThinkEdge SE450 Maintenance Manual...

  • Page 103: Ocp Ethernet Adapter Replacement

    After this task is completed 1. Proceed to complete the parts replacement (see “Complete the parts replacement” on page 174). 2. Deploy the operating system (see "Deploy the operating system" in Setup Guide). OCP Ethernet adapter replacement See these topics to learn how to remove and install the OCP Ethernet adapter. Remove the OCP Ethernet adapter See this topic to learn how to remove the OCP Ethernet adapter.
  • Page 104 • If you plan to recycle the OCP adapter, complete the following steps. 1. Loosen the two captive screws that secure the cover to the adapter, and remove the cover. Figure 76. Disassembling the OCP adapter 2. Separate the adapter from the lower cover. ThinkEdge SE450 Maintenance Manual...

  • Page 105: Install The Ocp Ethernet Adapter

    Figure 77. Disassembling the OCP adapter 3. Recycle the parts in compliance with local regulations. Install the OCP Ethernet adapter See this topic to learn how to install the OCP Ethernet adapter. About this task Note: Before adding a new OCP Ethernet adapter to the server, make sure the present Riser 1 adapter configuration is x16 or x16/x8, so that PCIe 4 and 5 slots on the system board are available for the OCP cable.
  • Page 106 Align the pointed ends of two triangles on the OCP cable and OCP cage, and secure the cable with two screws. Figure 79. Installing the OCP cable Connect the OCP cable to the system board. Make sure to contain the cable with the clip as illustrated. ThinkEdge SE450 Maintenance Manual...
  • Page 107 Figure 80. Cable routing for the OCP 3.0 Ethernet adapter Table 22. Cable routing for the OCP 3.0 adapter From PCIe connector 4 OCP 3.0 Ethernet adapter PCIe connector 5 OCP connector Step 2. Slide the OCP Ethernet adapter into the chassis, and tighten the captive screw to secure the adapter.

  • Page 108: Pcie Riser Assembly And Adapter Replacement

    Remove riser assemblies with half-length adapters Step 1. Disconnect all the cables from the adapters and system board. Step 2. Loosen the two captive screws; then, lift the riser assembly to remove it from the chassis. ThinkEdge SE450 Maintenance Manual...
  • Page 109 Figure 83. Removing PCIe riser 2 Figure 82. Removing PCIe riser 1 Step 3. Open the retainer, and remove the screws that secure the adapter to the riser. Figure 84. Removing the retaining screws Step 4. Press on the latch to disengage the adapter from the riser, and remove the adapter. Chapter 3 Hardware replacement procedures...
  • Page 110 Figure 86. Removing PCIe riser 2 with drive cage Step 3. Gently rotate the release latch away to unlock the drive handle; then, grasp and pull the handle to remove the drive from the drive bay. ThinkEdge SE450 Maintenance Manual...
  • Page 111 Figure 87. Removing the hot-swap drives Remove PCIe riser assemblies with full-length adapters Step 1. Remove the supporting bracket. Figure 88. Removing the supporting bracket Loosen the one captive screw and two thumbscrews that secure the bracket to the chassis. Loosen the other three screws, and remove the bracket from the air baffle.
  • Page 112 Loosen the four captive screws; then lift and remove both PCIe riser assemblies. Figure 90. Removing PCIe riser assemblies with full-length adapters Step 4. Open the retainer, and remove the screws that secure the adapter to the riser. ThinkEdge SE450 Maintenance Manual...
  • Page 113 Figure 91. Removing the retaining screws Step 5. Press on the latch to disengage the adapter from the riser, and remove the adapter. Figure 92. Removing an adapter from the riser Step 6. If necessary, lift the air baffle and remove it from the chassis. Chapter 3 Hardware replacement procedures...
  • Page 114 • If there is a recycle plan, complete the following step corresponding to the component to be recycled: – Remove the PCIe riser-card from the riser: – Riser 1 Remove the three screws that secure the riser card to the riser. ThinkEdge SE450 Maintenance Manual...
  • Page 115 Figure 94. Disassembling Riser 1 – Riser 2 Remove the four screws that secure the riser card to the riser. Chapter 3 Hardware replacement procedures...

  • Page 116: Install The Pcie Adapters And Riser

    See this topic to learn how to install the PCIe adapters and riser assemblies. About this task 1. Before installing the PCIe riser assemblies, make sure to complete installation and cable routing of trayless drives and the drive cage. ThinkEdge SE450 Maintenance Manual...
  • Page 117 2. Make sure the required PCIe cables for the planned configuration are connected to the risers. See the following table for the required cables for each configuration, and connect the cable end with corresponding printing to the riser connector. Table 24. Required PCIe cables for PCIe riser assemblies (300mm chassis) Riser 1 Riser 2 x16/x8...
  • Page 118 Figure 97. Installing the riser-card to Riser 1 • Riser 2 Secure the riser card to the riser with four screws. ThinkEdge SE450 Maintenance Manual...
  • Page 119 Figure 98. Installing the riser-card to Riser 2 Step 2. Align the adapter with the connector in the riser assembly, and push it in until the latch clicks in the lock position. Figure 99. Installing an adapter to the riser Step 3.
  • Page 120 Reconnect the cables if applicable. Note: x16 + x16 configuration does not require riser cables. Install PCIe Riser 2 with AnyBay drive cage Procedure Step 1. If necessary, secure the AnyBay drive backplane to the riser cage with two screws. ThinkEdge SE450 Maintenance Manual...
  • Page 121 Figure 103. Installing the AnyBay backplane to the drive cage Step 2. Gently rotate the release latch away to unlock the drive handle; then, slide the drive into the drive bay until it stops, and rotate the handle back to the locked position. Figure 104.
  • Page 122 Reconnect the cables if applicable. Install full-length adapters and riser assemblies (360mm chassis) Procedure Step 1. If necessary, install the PCIe riser-card to the riser. • Riser 1 Secure the riser card to the riser with three screws. ThinkEdge SE450 Maintenance Manual...
  • Page 123 Figure 106. Installing the riser-card to Riser 1 • Riser 2 Secure the riser card to the riser with four screws. Chapter 3 Hardware replacement procedures...
  • Page 124 Make sure the air baffle is installed before installing the PCIe riser assemblies. Figure 108. Installing the air baffle Notes: • If the heat sink is 1U, make sure the heat sink filler is installed to the air baffle. ThinkEdge SE450 Maintenance Manual...
  • Page 125 Figure 109. Installing the heat sink filler Step 4. Align the adapter with the connector in the riser assembly, and push it in until the latch clicks in the lock position. Figure 110. Installing an adapter to the riser Step 5. Secure the adapter with screws and close the retaining latch.
  • Page 126 Lower the riser assembly until it is firmly seated; then, tighten the two captive screws to secure it to the chassis. Figure 112. Installing the riser assemblies Step 8. Route the GPU power cables as illustrated. ThinkEdge SE450 Maintenance Manual...
  • Page 127 Figure 113. Cable routing for GPU power cables Notes: • Make sure goes on top of • Make sure to secure the power cables along the channel on the air baffle. Table 25. Cable routing for GPU power cables From GPU in Slot 5, Riser 1 GPU power connector 2 GPU in Slot 4, Riser 2...

  • Page 128: Power Backplane Replacement

    • If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top cover, or remove the server from the rack. A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk ThinkEdge SE450 Maintenance Manual...

  • Page 129: Install The Power Backplane

    Procedure Step 1. Make preparations for this task. 1. If applicable, remove the security bezel (see “Remove the security bezel” on page 137). 2. Remove both power supplies (see “Remove a hot-swap power supply unit” on page 124). 3. Remove the top covers (see “Remove the top covers”...
  • Page 130 Step 2. Connect the power side band cable to the power backplane. Step 3. Secure the power backplane sideband cable to the cable clip. Figure 117. Cable routing for the power backplane and the intrusion switch ThinkEdge SE450 Maintenance Manual...

  • Page 131: Power Supply Replacement

    Table 26. Cable routing for the power backplane and the intrusion switch From Intrusion switch cable Intrusion switch Intrusion switch connector Power backplane sideband cable Power backplane Power backplane sideband connector Step 4. Power on the server. Make sure the power LED (green) is lit. Power LED (green) Power switch Step 5.

  • Page 132: Remove A Hot-Swap Power Supply Unit

    If you suspect a problem with one of these parts, contact a service technician. A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Procedure Step 1. Remove the hot-swap power supply unit. ThinkEdge SE450 Maintenance Manual...

  • Page 133: Install A Hot-Swap Power Supply Unit

    Figure 119. Removing a hot-swap power supply unit Press and hold on the terra-cotta release tab. Grasp the handle and slide the power supply unit out from the server. After this task is completed 1. Install a replacement unit (see “Install a hot-swap power supply unit”...
  • Page 134 Grasp the handle on the power supply unit, and slide it into the power-supply bay until it clicks into place. Figure 120. Installing a hot-swap power supply unit After this task is completed Proceed to complete the parts replacement (see “Complete the parts replacement” on page 174). ThinkEdge SE450 Maintenance Manual...

  • Page 135: Processor And Heat Sink Replacement

    Processor and heat sink replacement See these topics to learn how to remove and install a processor and heat sink. Attention: Before you begin replacing a processor, make sure that you have an alcohol cleaning pad (part number 00MP352) and thermal grease. Remove the processor and heat sink This task has instructions for removing an assembled processor and heat sink, known as a processor-heat- sink module (PHM).
  • Page 136 Figure 121. Processor location on the system board Table 27. Processor locations Processor Note: The heat sink, processor, and processor carrier for your system might be different from those shown in the illustrations. The following illustration shows the components of the PHM. ThinkEdge SE450 Maintenance Manual...
  • Page 137 Figure 122. PHM components Heat sink Clips to secure processor in carrier Heat sink triangular mark Carrier triangular mark Processor identification label Processor ejector handle Nut and wire bail retainer Processor heat spreader Torx T30 nut Thermal grease Anti-tilt wire bail Processor contacts Processor carrier Processor triangular mark...

  • Page 138: Separate The Processor From Carrier And Heat

    This task has instructions for separating a processor and its carrier from an assembled processor and heat sink, known as a processor-heat-sink module (PHM). This procedure must be executed by a trained technician. About this task ThinkEdge SE450 Maintenance Manual...
  • Page 139 Attention: • Go over “Installation Guidelines” on page 41 to ensure that you work with safety. • Turn off the server and peripheral devices and disconnect the power cords and all external cables (see “Power off the server” on page 13).
  • Page 140 Wipe the thermal grease from the bottom of the heat sink with an alcohol cleaning pad. After this task is completed If you are instructed to return the component or optional device, follow all packaging instructions, and use any packaging materials for shipping that are supplied to you. ThinkEdge SE450 Maintenance Manual...

  • Page 141: Install A Processor And Heat Sink

    Install a processor and heat sink This task has instructions for installing an assembled processor and heat sink, known as a processor-heat- sink module (PHM). This task requires a Torx T30 driver. This procedure must be executed by a trained technician.
  • Page 142 • Before you install a new PHM or replacement processor, update your system firmware to the latest level. See “Update the firmware” in the ThinkEdge SE450 Setup Guide. The following illustration shows the components of the PHM.
  • Page 143 A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Procedure Step 1. If you are replacing a processor and reusing the heat sink. Remove the processor identification label from the heat sink and replace it with the new label that comes with the replacement processor.
  • Page 144 0.1 ml of thermal grease. Figure 129. Thermal grease application with processor in the shipping tray Step 4. Assemble the processor and heat sink. Figure 130. Assembling the PHM with processor in shipping tray ThinkEdge SE450 Maintenance Manual...

  • Page 145: Security Bezel And Dust Filter Replacement

    Align the triangular mark on the heat sink label with the triangular mark on the processor carrier and processor. Install the heat sink onto the processor-carrier. Press the carrier into place until the clips at all four corners engage. Step 5. Install the processor-heat-sink module into the system board socket.
  • Page 146 Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Procedure Step 1. Unlock the security bezel with the corresponding key. It is stored at the location as illustrated. Figure 132. Security bezel key storage location Step 2. Remove the security bezel. ThinkEdge SE450 Maintenance Manual...

  • Page 147: Remove The Dust Filter

    Figure 133. Removing the security bezel Press and hold the release latches on both sides. Slide the security bezel away from the chassis. After this task is completed • Proceed to replace the dust filter if necessary (see “Remove the dust filter” on page 139).

  • Page 148: Install The Dust Filter

    See this topic to learn how to install the dust filter. About this task A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Procedure Step 1. Install the dust filter, ThinkEdge SE450 Maintenance Manual...

  • Page 149: Install The Security Bezel

    Figure 135. Installing the dust filter Insert the right side of the dust filter into the slot in the security bezel. Rotate the dust filter towards the security bezel until it clicks in place. After this task is completed Proceed to install the security bezel (see “Install the security bezel”...
  • Page 150 Figure 137. Installing the security bezel Step 2. Lock the security bezel with the key. After this task is completed Proceed to complete the parts replacement (see “Complete the parts replacement” on page 174). ThinkEdge SE450 Maintenance Manual...

  • Page 151: Security Bezel Cable Module Replacement

    Security bezel cable module replacement (trained technician only) Operation of this task must be done by trained technicians that are certified by Lenovo Service. Remove the security bezel cable module See this topic to learn how to remove the security bezel cable module. Operation of this task must be done by trained technicians that are certified by Lenovo Service.

  • Page 152: Install The Security Bezel Cable Module

    Secure the security bezel cable module with three screws as illustrated. Attention: Removing and installing this component requires trained technicians that are certified by Lenovo Service. Do no attempt to remove or install it without proper training and qualification. ThinkEdge SE450 Maintenance Manual...

  • Page 153: Serial Port Module Replacement

    Figure 139. Installing the security bezel cable module After this task is completed Proceed to complete the parts replacement (see “Complete the parts replacement” on page 174). Serial port module replacement See these topics to learn how to remove and install the serial port module. Remove the serial port module See this topic to learn how to remove the serial port module.
  • Page 154 “Remove the PCIe riser assemblies and adapters” on page 100). Step 2. Disconnect the serial port cable from the system board. Figure 140. Disconnecting the serial port cable Step 3. Open the retainer, and remove the screws that secures the module to the riser. ThinkEdge SE450 Maintenance Manual...

  • Page 155: Install The Serial Port Module

    Figure 141. Disengaging the serial port module Step 4. Remove the module from the riser. Figure 142. Removing the serial port module from the riser After this task is completed • Install a replacement unit (see “Install the serial port module” on page 147).
  • Page 156 Figure 143. Installing the serial port module to the riser Step 2. Secure the module to the riser with a screw, and close the retainer. Figure 144. Securing the serial port module Step 3. Connect the serial port cable to the system board. ThinkEdge SE450 Maintenance Manual...

  • Page 157: System Board Replacement

    174). System board replacement (trained technician only) Operation of this task must be done by trained technicians that are certified by Lenovo Service. Remove the system board assembly See this topic to learn how to remove the system board assembly. This procedure must be executed by a trained technician.
  • Page 158 Pull the plunger up; then, hold the plunger and the handle, and slide the system board slightly forward to disengage it from the chassis. Figure 146. Disengaging the system board Step 3. Rotate the right end of the system board up to remove the system board from the chassis. ThinkEdge SE450 Maintenance Manual...

  • Page 159: Install The System Board Assembly

    Figure 147. Removing the system board After this task is completed • Install a replacement unit (see “Install the system board assembly” on page 151). • If there is a plan of recycle, remove the screws as marked in the following illustration, and separate the supporting sheet from the system board.
  • Page 160 About this task Attention: • Removing and installing this component requires trained technicians that are certified by Lenovo Service. Do no attempt to remove or install it without proper training and qualification. • Touch the static-protective package that contains the component to any unpainted metal surface on the server;...

  • Page 161: Update The Machine Type And Serial

    • From Lenovo XClarity Provisioning Manager To update the machine type and serial number from Lenovo XClarity Provisioning Manager: 1. Start the server and press the key according to the on-screen instructions to display the Lenovo XClarity Provisioning Manager interface.
  • Page 162 2. Copy and unpack the OneCLI package, which also includes other required files, to the server. Make sure that you unpack the OneCLI and the required files to the same directory. 3. After you have Lenovo XClarity Essentials OneCLI in place, type the following commands to set the machine type and serial number: onecli config set SYSTEM_PROD_DATA.SysInfoProdName <m/t_model>...

  • Page 163: Enable Uefi Secure Boot

    To enable UEFI Secure Boot from Lenovo XClarity Provisioning Manager: 1. Start the server and press the key specified in the on-screen instructions to display the Lenovo XClarity Provisioning Manager interface. (For more information, see the “Startup” section in the LXPM documentation compatible with your server at https://sysmgt.lenovofiles.com/help/topic/lxpm_frontend/...

  • Page 164: Remove The Drive Cage And Trayless Drives

    “Remove the M.2 boot adapter and drives” on page 90). 7. Disconnect all the signal and power cables from the system board. Step 2. Loosen the two captive screws to disengage the drive cage, and remove it. ThinkEdge SE450 Maintenance Manual...
  • Page 165 Figure 152. Removing the drive cage Step 3. Disengage the cables from the drive cage. Then, loosen the two captive screws that secure the cover to the cage, and remove the cover. Figure 153. Removing the drive cage cover Step 4. To remove the drives from the drive cage, proceed to the topic corresponding to the system configuration.
  • Page 166 Figure 155. Removing the drive spacer Note: Make sure to keep the spacer for future use. In the case that there is not immediate need of the spacer, store it on the bottom of the drive cage. ThinkEdge SE450 Maintenance Manual...
  • Page 167 Figure 156. Spacer storage Step 3. Slide the two lower drives out from the drive cage to remove them. Figure 157. Removing 7mm trayless drives Remove the 15mm trayless drives Procedure Step 1. Slide the two drives out from the drive cage to remove them. Chapter 3 Hardware replacement procedures...

  • Page 168: Install The Drive Cage And Trayless Drives

    Install the 7mm trayless drives Step 1. If the spacer is store on the bottom of the drive cage, slide it left slightly to disengage and remove it from the drive cage. Figure 159. Disengaging the drive spacer ThinkEdge SE450 Maintenance Manual...
  • Page 169 Step 2. Install four screws on each of the drives, and connect the cables to the drives according to the cable routing plan. Figure 160. Installing screws and connecting drive cables Note: 16 spared screws are kept on the drive cage as illustrated. Figure 161.
  • Page 170 Figure 163. Placing the drive spacer Step 5. Align the screws on the two upper drives with the slots on the drive cage, and lower the drives until the screws are secured in the slots. ThinkEdge SE450 Maintenance Manual...
  • Page 171 Figure 164. Installing the upper 7mm trayless drives Step 6. Proceed to install the drive cage (see “Install the drive cage” on page 164). Install the 15mm trayless drives Step 1. Install four screws on each of the drives, and connect the cables to the drives according to the cable routing plan.
  • Page 172 “Install the drive cage” on page 164). Install the drive cage Step 1. Align the captive screws on the cover with screw holes on the drive cage, and tighten the captive screws to secure the cover to the cage. ThinkEdge SE450 Maintenance Manual...
  • Page 173 Figure 168. Installing the drive cage cover Step 2. If applicable, contain cables to the side cable clips on the drive cage. If there are power and signal cables. make sure to contain power cables first. Figure 169. Routing cables through the drive cage cable clips Power cable Signal cable Step 3.

  • Page 174: Firmware And Tpm 2.0 Security Module Replacement (Trained Technician Only)

    See these topics to learn how to remove and install the Firmware and TPM 2.0 Security Module. Only trained technicians are allowed to do the replacement of this component. Attention: Removing and installing this component requires trained technicians that are certified by Lenovo Service. Do no attempt to remove or install it without proper training and qualification.

  • Page 175: Install The Firmware And Tpm 2.0 Security

    Procedure Step 1. Make preparations for this task. 1. If applicable, remove the security bezel (see “Remove the security bezel” on page 137). 2. Remove the top covers (see “Remove the top covers” on page 168). 3. Remove the air baffle (see “Remove the air baffle”...

  • Page 176: Top Cover Replacement

    • If the server is installed in a rack, slide the server out on its rack slide rails to gain access to the top cover, or remove the server from the rack. A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk ThinkEdge SE450 Maintenance Manual...
  • Page 177 Procedure Step 1. Remove the top cover. Figure 173. Removing the top cover Unlock the top cover with the key that is stored in the key holder on the top cover. Press and hold on the two buttons to disengage the top cover. Slide the top cover slightly backward and remove it.

  • Page 178: Install The Top Covers

    A video of this procedure is available from the following link: Watch the procedure. • https://www.youtube.com/playlist?list=PLYV5R7hVcs-DV_Ja2E7l6T-lwN_IrnJRk Procedure Step 1. Align the top cover with the guiding slots on both sides of the chassis, and slide it forward slightly. ThinkEdge SE450 Maintenance Manual...
  • Page 179 Figure 176. Installing the top cover Step 2. Align the fan cover with the guiding slots on both sides of the chassis, and slide it backwards slightly to secure it. Figure 177. Installing the fan cover (300mm) Chapter 3 Hardware replacement procedures...

  • Page 180: Wall Mount Led Cable Replacement

    See these topics to learn how to remove or install the wall mount LED cable. Only trained technicians are allowed to do the replacement of this component. Attention: Removing and installing this component requires trained technicians that are certified by Lenovo Service. Do no attempt to remove or install it without proper training and qualification.
  • Page 181 Attention: • Go over “Installation Guidelines” on page 41 to ensure that you work with safety. • Turn off the server and peripheral devices and disconnect the power cords and all external cables (see “Power off the server” on page 13).

  • Page 182: Install The Wall Mount Led Cable

    2. Properly route and secure the cables in the server. Refer to for each component that is installed. 3. If the top covers have been removed, reinstall it. See “Install the top covers” on page 170. 4. Reconnect external cables and power cords to the server. ThinkEdge SE450 Maintenance Manual...

  • Page 183: Hardware Disassembling For Chassis Recycle

    “Firmware updates” on page • Update the UEFI configuration. • Reconfigure the disk arrays if you have installed or removed a hot-swap drive or a RAID adapter. See the Lenovo XClarity Provisioning Manager User Guide, which is available for download at: http:// datacentersupport.lenovo.com Note: Make sure the latest version of ThinkSystem M.2 with Mirroring Enablement Kit Firmware is applied to...
  • Page 184 ThinkEdge SE450 Maintenance Manual...

  • Page 185: Chapter 4. Problem Determination

    An alert is a message or other indication that signals an event or an impending event. Alerts are generated by the Lenovo XClarity Controller or by UEFI in the servers. These alerts are stored in the Lenovo XClarity Controller Event Log. If the server is managed by the Chassis Management Module 2 or by the Lenovo XClarity Administrator, alerts are automatically forwarded to those management applications.
  • Page 186 Lenovo XClarity Controller event log The Lenovo XClarity Controller monitors the physical state of the server and its components using sensors that measure internal physical variables such as temperature, power-supply voltages, fan speeds, and component status. The Lenovo XClarity Controller provides various interfaces to systems management software and to system administrators and users to enable remote management and control of a server.

  • Page 187: The Front Operator Panel And Error Leds

    Use this blue LED to visually locate the server among other servers. This LED is also used as a presence detection button. You can use Lenovo XClarity Administrator to light this LED remotely. The states of the identification LED are as follows: Off: Presence detection off.

  • Page 188: System-Board Leds

    3. Remove or disconnect the following devices if applicable, one at a time, until you find the failure. Power on and configure the server each time you remove or disconnect a device. • Any external devices. ThinkEdge SE450 Maintenance Manual...

  • Page 189: Resolving Suspected Power Problems

    • Surge-suppressor device (on the server). • Printer, mouse, and non-Lenovo devices. • Each adapter. • Hard disk drives. • Memory modules until you reach the minimum configuration that is supported for the server. “Specifications” on page 1 to determine the minimum configuration for your server.

  • Page 190: Troubleshooting By Symptom

    1. Check the event log of the application that is managing the server and follow the suggested actions to resolve any event codes. • If you are managing the server from the Lenovo XClarity Administrator, begin with the Lenovo XClarity Administrator event log.
  • Page 191 “System board replacement (trained technician only)” on page 149). – In the following cases, call Lenovo Service. – There is readable system event log with uefi errors. – There is no readable system event log. • If the power button LED is not lit: a.

  • Page 192: Memory Problems

    Replace each failing memory module with an identical known good memory module, restarting the server after each memory module replacement. Repeat step 3 until you have tested all removed memory modules. ThinkEdge SE450 Maintenance Manual...
  • Page 193 4. Run memory diagnostics. When you start a solution and press the key specified in the on-screen instructions, the Lenovo XClarity Provisioning Manager interface is displayed by default. You can perform memory diagnostics with this interface. From the Diagnostic page, go to Run Diagnostic ➙...
  • Page 194 5. Clear Platform Configuration Data (PCD) and Namespace Label Storage Area (LSA) with the following ipmctl command (for both Linux and Windows). ipmctl delete -pcd Notes: See the following links to learn how to download and use impctl in different operating systems: • Windows: https://datacentersupport.lenovo.com/us/en/videos/YTV101407 ThinkEdge SE450 Maintenance Manual...
  • Page 195 • Linux: https://datacentersupport.lenovo.com/us/en/solutions/HT508642 6. Reboot the system, and press F1 to enter Setup Utility. 7. Power off the system. 8. Remove the modules to be reused for a new system or configuration. PMEMs installed in wrong slots after system board replacement If this warning message appears, complete the following steps: DIMM X of Intel Optane PMEM persistent interleave set should be moved to DIMM Y.

  • Page 196: Monitor And Video Problems

    2. If the server installed with the graphical adapters while turning on the server, the Lenovo logo displays on the screen after approximately 3 minutes. This is normal operation while the system loads.

  • Page 197: Keyboard, Mouse, Kvm Switch Or Usb-Device

    To prevent diskette drive read/write errors, make sure that the distance between the monitor and any external diskette drive is at least 76 mm (3 in.). b. Non-Lenovo monitor cables might cause unpredictable problems. 2. Reseat the monitor cable.

  • Page 198: Optional-Device Problems

    2. Make sure that the USB configuration options are set correctly in system setup. Restart the server and press the key specified in the on-screen instructions to display the Lenovo XClarity Provisioning Manager system setup interface. Then, click System Settings ➙ Devices and I/O Ports ➙...
  • Page 199 8. If the Boot Device does not support MMIO above 4GB for Legacy Boot, use UEFI Boot Mode or remove/ disable some PCIe devices. 9. Contact Lenovo technical support. A Lenovo optional device that was just installed does not work. 1. Make sure that: • The device is supported for the server (see https://serverproven.lenovo.com/server/se450...

  • Page 200: Serial-Device Problems

    A Lenovo optional device that worked previously does not work now. 1. Make sure that all of the cable connections for the device are secure. 2. If the device comes with test instructions, use those instructions to test the device.

  • Page 201: Power Problems

    2. For a USB device: a. Make sure that the device is configured correctly. Restart the server and press the key specified in the on-screen instructions to display the Lenovo XClarity Provisioning Manager system setup interface. Then, click System Settings ➙ Devices and I/O Ports ➙...

  • Page 202: Network Problems

    'at+cpin?' /** Is SIM well-installed? Is PIN-CODE setting correct? **/ sudo at_command.sh 'AT+CIMI' /** read IMSI **/ sudo uci show network |grep lte /** check APN, username, password, auth, PDP type **/ Check Network Registration status: ThinkEdge SE450 Maintenance Manual...

  • Page 203: Observable Problems

    You can view processor details from system setup. To determine if the processor is supported for the server, see https://serverproven.lenovo.com/server/ se450 3. (Trained technician only) Make sure that processor 1 is seated correctly 4. (Trained technician only) Remove processor 2 and restart the server.
  • Page 204 You can specify the number of consecutive restart attempts in System Setup. Restart the server and press the key specified in the on-screen instructions to display the Lenovo XClarity Provisioning Manager system setup interface. Then, click System Settings ➙ Recovery and RAS ➙ POST Attempts ➙ POST Attempts Limit.

  • Page 205: Software Problems

    3. Select Save. 4. Reboot the system and auto boot to operation system. Cracked parts or cracked chassis Contact Lenovo Support. Software problems See this topic to learn how to solve software problems. 1. To determine whether the problem is caused by the software, make sure that: •...
  • Page 206 ThinkEdge SE450 Maintenance Manual...

  • Page 207: Appendix A. Getting Help And Technical Assistance

    Appendix A. Getting help and technical assistance If you need help, service, or technical assistance or just want more information about Lenovo products, you will find a wide variety of sources available from Lenovo to assist you. On the World Wide Web, up-to-date information about Lenovo systems, optional devices, services, and support are available at: http://datacentersupport.lenovo.com...

  • Page 208: Collecting Service Data

    Collecting service data To clearly identify the root cause of a server issue or at the request of Lenovo Support, you might need collect service data that can be used for further analysis. Service data includes information such as event logs and hardware inventory.

  • Page 209: Contacting Support

    • Lenovo XClarity Essentials OneCLI Lenovo XClarity Essentials OneCLI has inventory application to collect service data. It can run both in- band and out-of-band. When running in-band within the host operating system on the server, OneCLI can collect information about the operating system, such as the operating system event log, in addition to the hardware service data.
  • Page 210 ThinkEdge SE450 Maintenance Manual...

  • Page 211: Appendix B. Notices

    Lenovo representative for information on the products and services currently available in your area. Any reference to a Lenovo product, program, or service is not intended to state or imply that only that Lenovo product, program, or service may be used. Any functionally equivalent product, program, or service that does not infringe any Lenovo intellectual property right may be used instead.

  • Page 212: Trademarks

    (TBW). A device that has exceeded this limit might fail to respond to system-generated commands or might be incapable of being written to. Lenovo is not responsible for replacement of a device that has exceeded its maximum guaranteed number of program/erase cycles, as documented in the Official Published Specifications for the device.

  • Page 213: Electronic Emission Notices

    Electronic emission notices When you attach a monitor to the equipment, you must use the designated monitor cable and any interference suppression devices that are supplied with the monitor. Additional electronic emissions notices are available at: http://thinksystem.lenovofiles.com/help/index.jsp Taiwan BSMI RoHS declaration Figure 186.
  • Page 214 USA company name: Lenovo Global Technology (United States) Inc. USA company address: 7001 Development Dr. Building 7, Morrisville, NC 27560, USA ThinkEdge SE450 Maintenance Manual...

  • Page 215: Index

    DIMM guidelines installation guidelines insufficient PCIe resource solving intermittent problems safety safety inspection checklist Secure Boot serial number serial-device problems keyboard problems server power on or power off problems service and support before you call © Copyright Lenovo 2022, 2022...
  • Page 216 Taiwan BSMI RoHS declaration Taiwan import and export contact information Tech Tips telecommunication regulatory statement telephone numbers video problems trademarks troubleshooting 188, 190, 197 by symptom DRAM intermittent problems keyboard problems working inside the server memory problems power on ThinkEdge SE450 Maintenance Manual...

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