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Lenovo NeXtScale n1200 Installation And Service Manual
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Lenovo NeXtScale n1200 Installation And Service Manual

Lenovo NeXtScale n1200 Installation And Service Manual

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Summary of Contents for Lenovo NeXtScale n1200

  • Page 1 Lenovo NeXtScale n1200 Enclosure Types 5456 Installation and Service Guide Machine Type: Type 5456...
  • Page 2 Lenovo Documentation CD. Fifth Edition (September 2015) © Copyright Lenovo 2015, 2015. LIMITED AND RESTRICTED RIGHTS NOTICE: If data or software is delivered pursuant a General Services Administration “GSA” contract, use, reproduction, or disclosure is subject to restrictions set forth in Contract...

  • Page 3: Table Of Contents

    Guidelines for servicing electrical equipment .. Safety statements . viii Chapter 6. Web interface options . .. Summary options . Chapter 1. The NeXtScale n1200 Power options Enclosure Types 5456..Cooling options . System information options .
  • Page 4 German Ordinance for Work gloss statement ... .. Index ....Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 5: Safety

    Ennen kuin asennat tämän tuotteen, lue turvaohjeet kohdasta Safety Information. Avant d'installer ce produit, lisez les consignes de sécurité. Vor der Installation dieses Produkts die Sicherheitshinweise lesen. Prima di installare questo prodotto, leggere le Informazioni sulla Sicurezza. © Copyright Lenovo 2015...

  • Page 6: Guidelines For Trained Service Technicians

    If you identify an unsafe condition, you must determine how serious the hazard is and whether you must correct the problem before you work on the product. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 7: Guidelines For Servicing Electrical Equipment

    Consider the following conditions and the safety hazards that they present: v Electrical hazards, especially primary power. Primary voltage on the frame can cause serious or fatal electrical shock. v Explosive hazards, such as a damaged CRT face or a bulging capacitor. v Mechanical hazards, such as loose or missing hardware.

  • Page 8: Safety Statements

    Be sure to read all caution and danger statements in this documentation before you perform the procedures. Read any additional safety information that comes with your system or optional device before you install the device. Statement 1 viii Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 9 DANGER Electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: v Do not connect or disconnect any cables or perform installation, maintenance, or reconfiguration of this product during an electrical storm. v Connect all power cords to a properly wired and grounded electrical outlet. v Connect to properly wired outlets any equipment that will be attached to this product.
  • Page 10 Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. Statement 4 CAUTION: Use safe practices when lifting. 18 kg (39.7 lb) 32 kg (70.5 lb) 55 kg (121.2 lb) Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 11 Statement 5 CAUTION: 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.
  • Page 12 The following label indicates a hot surface nearby. Statement 26 CAUTION: Do not place any object on top of rack-mounted devices. Statement 27 CAUTION: Hazardous moving parts are nearby. Rack Safety Information, Statement 2 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 13 DANGER v Always lower the leveling pads on the rack cabinet. v Always install stabilizer brackets on the rack cabinet. v Always install servers and optional devices starting from the bottom of the rack cabinet. v Always install the heaviest devices in the bottom of the rack cabinet. xiii Safety...
  • Page 14 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 15: Chapter 1. The Nextscale N1200 Enclosure Types 5456

    It is a compact, high-density, high-performance, rack-mounted, scalable server platform system. The NeXtScale n1200 Enclosure Types 5456 chassis has twelve node bays. A 1-bay compute node occupies one node bay in the chassis. A 2-bay storage tray or GPU tray occupies two node bays in the chassis.
  • Page 16 In addition, the system service label, which is on the cover of the server, provides a QR code for mobile access to service information. You can scan the QR code using a QR code reader and scanner with a mobile device and get quick access to the Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 17: The Documentation Cd

    CD or DVD drive, and click OK. – If you are using Red Hat Linux, insert the CD into the CD or DVD drive; then, run the following command from the /mnt/cdrom directory: Chapter 1. The NeXtScale n1200 Enclosure Types 5456...

  • Page 18: Related Documentation

    Each caution and danger statement that appears in the documentation has a number that you can use to locate the corresponding statement in your language in the Safety Information document. v Rack Installation Instructions Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 19: Notices And Statements In This Document

    Depending on the model, some features might not be available, or some specifications might not apply. Node bays (on front): The chassis has twelve node bays. Module bays (on rear): v Six hot-swap power-supply bays v Ten hot-swap fan bays Chapter 1. The NeXtScale n1200 Enclosure Types 5456...
  • Page 20 – Fully configured (stand-alone): approximately 112 kg (247 lb) – Empty chassis (with midplant, FPC, and cables): approximately 28 kg (62 lb) Approximate heat output:: Approximate heat output: v Minimum configuration: 1365 Btu per hour (400 watts) Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 21 Nominal - 213 CFM (at the acoustic fan speed) v Maximum - 614 CFM (at the fan full speed) Environment: The NeXtScale n1200 Enclosure complies with ASHRAE class A3 specifications. Power on – Temperature: 5°C - 40°C (41°F - 104°F) –...

  • Page 22: Major Chassis Components

    (upper limit) sound-power level, in bels, for a random sample of system. Major chassis components The following illustration shows the major components in the chassis. The illustrations in this document might differ slightly from your hardware. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 23: Front View

    For proper cooling, each bay in the chassis must contain either a device or a filler. Figure 5. Front view of chassis Compute nodes Compute nodes contain components such as microprocessors, memory, and Ethernet controllers. They receive power and network connections from the NeXtScale n1200 Enclosure. Chapter 1. The NeXtScale n1200 Enclosure Types 5456...

  • Page 24: Rear View

    The following illustrations show the connectors on the rear of the chassis. Fan modules, fan power control, and power supplies are in the rear of the NeXtScale n1200 Enclosure. Each bay in the chassis must contain either a device or a filler.
  • Page 25 Fan power control (FPC) You can install the fan power control in the NeXtScale n1200 Enclosure. The following is an illustration that shows the chassis fan power control bay. Figure 8. Chassis fan power control bay The fan power control has fault and power-on LEDs similar to those found on the other chassis components.
  • Page 26 When this LED is lit (blue), it indicates the chassis location in a rack. Check log LED When this LED is lit (yellow), it indicates that a system error has occurred. Check the event log for additional information. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 27 Power supplies The NeXtScale n1200 Enclosure supports six autoranging power supplies. The following illustration shows the AC power supply: Figure 11. Power supply front view The AC power supplies get electrical power from a 100 - 127 V AC or 200 - 240 V AC power source and convert the AC input into 12 V outputs.
  • Page 28 Attention: The power supplies contain internal cooling fans. Do not obstruct the fan exhaust vents. The NeXtScale n1200 Enclosure does not support mixing of low input voltage power supplies with high input voltage power supplies. For example, if you install...
  • Page 29 Figure 12. Fan module Note: All of the fan modules are required to be installed in the NeXtScale n1200 Enclosure. Fan module controls and indicators Each fan module has one LED: Fault LED When this LED is lit (yellow), it indicates that the fan module has failed.
  • Page 30 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 31: Chapter 2. Error Messages

    This section provides the list of error codes and messages for fan power control that is generated when a problem is detected. See Appendix A, “Fan power control (FPC) error codes,” on page 93 for more information. © Copyright Lenovo 2015...
  • Page 32 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 33: Chapter 3. Parts Listing, Nextscale N1200 Enclosure Types 5456

    See “Structural parts” on page 21 for the list of structural parts. v Tier 1 customer replaceable unit (CRU): Replacement of Tier 1 CRUs is your responsibility. If Lenovo installs a Tier 1 CRU at your request, you will be charged for the installation.
  • Page 34 00AM348 Clamp core 94Y8175 T8 torx screwdriver (provided on the back of the 00FK488 chassis) Video and USB breakout cable 81Y2889 Line cord, 10 amp/125-250VAC- 1M (RoHS) 39M5374 PDU jumper cord 39M5392 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 35: Structural Parts

    Structural parts Structural parts are not covered by the Statement of Limited Warranty. You can place an order on the structural parts from the Lenovo retail store. The following structural parts are available for purchase from the retail store. Table 2. Structural parts, Types 5456...

  • Page 36: Power Cords

    To avoid electrical shock, always use the power cord and plug with a properly grounded outlet. Lenovo power cords used in the United States and Canada are listed by Underwriter's Laboratories (UL) and certified by the Canadian Standards Association (CSA).
  • Page 37 39M5087 Thailand 39M5219 Korea (Democratic People’s Republic of), Korea (Republic of) 39M5199 Japan 39M5068 Argentina, Paraguay, Uruguay 39M5226 India 39M5240 Brazil 39M5241 39M5375 Canada, Germany, United States of America 39M5378 39M5509 Chapter 3. Parts listing, NeXtScale n1200 Enclosure Types 5456...
  • Page 38 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 39: Chapter 4. Removing And Replacing Components

    Lenovo to install it, at no additional charge, under the type of warranty service that is designated for your server. See Chapter 3, “Parts listing, NeXtScale n1200 Enclosure Types 5456,” on page 19 to determine whether a component is a structural part, Tier 1 CRU, or Tier 2 CRU.
  • Page 40 (Orange can also indicate touch points on hot-swap components.) See the instructions for removing or installing a specific hot-swap component for any additional procedures that you might have to perform before you remove or install the component. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 41: System Reliability Guidelines

    v When you are finished working on the server, reinstall all safety shields, guards, labels, and ground wires. System reliability guidelines The system reliability guidelines to ensure proper system cooling. To help ensure proper system cooling and system reliability, make sure that the following requirements are met: v To ensure proper cooling, do not operate the chassis without a compute node or a filler in each node bay.

  • Page 42: Returning A Device Or Component

    Removing and replacing structural parts Replacement of structural parts is your responsibility. If Lenovo installs a structural part at your request, you will be charged for the installation. The illustrations in this document might differ slightly from your hardware.

  • Page 43: Replacing The Shipping Bracket

    Figure 14. Rear support brackets removal Replacing the shipping bracket Use this information to install the shipping bracket. To install the shipping bracket, complete the following steps: Note: If you plan to transport the rack to another location, you must install the support brackets that come with the chassis.

  • Page 44: Removing And Replacing Tier 1 Crus

    M5 hex head screws. Removing and replacing Tier 1 CRUs Replacement of Tier 1 CRUs is your responsibility. If Lenovo installs a Tier 1 CRU at your request, you will be charged for the installation.

  • Page 45: Replacing A 1-Bay Compute Node

    Replacing a 1-bay compute node Use these instructions to install a 1-bay compute node in the NeXtScale n1200 Enclosure. You can install a compute node while the chassis is powered on. Before you install a 1-bay compute node in the chassis, complete the following steps: 1.

  • Page 46: Removing A Fan Module

    After you install the compute node, make a note of the compute node identification information on one of the labels that come with the NeXtScale n1200 Enclosure. Place a label on the node label tab and on the adjacent chassis label plate, to the right or left of the compute node (depending on the bay in which the compute nodes is installed).

  • Page 47: Replacing A Fan Module

    Replacing a fan module Use these instructions to install a fan module in the NeXtScale n1200 Enclosure. You can install a fan module while the NeXtScale n1200 Enclosure is powered on. To install a fan module, complete the following steps.

  • Page 48: Removing The Fan Power Control

    3. Slide the fan module into the chassis until it locks in place. Removing the fan power control Use these instructions to remove the fan power control from the NeXtScale n1200 Enclosure. 1. Disconnect all cables from the fan power control.

  • Page 49: Replacing An Fan Power Control

    2. Slide the module out of the fan power control bay and place it on a flat, static-protective surface. Replacing an fan power control Use these instructions to install an fan power control in the NeXtScale n1200 Enclosure. You can install an fan power control while the NeXtScale n1200 Enclosure is powered on.

  • Page 50: Removing The Battery From The Fan Power Control

    The following notes describe information that you must consider when replacing the battery. v Lenovo has designed this product with your safety in mind. The lithium battery must be handled correctly to avoid possible danger. If you replace the battery, you must adhere to the following instructions.
  • Page 51 1. Read the safety information that begins on “Safety” on page v and “Installation guidelines” on page 25. 2. If the fan power control is installed in the NeXtScale n1200 Enclosure, remove it (see “Removing the fan power control” on page 34).

  • Page 52: Replacing The Battery In The Fan Power Control

    Throw or immerse into water v Heat to more than 100°C (212°F) v Repair or disassemble Dispose of the battery as required by local ordinances or regulations. To install the replacement battery, complete the following steps: Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 53 1. Read the safety information that begins on “Safety” on page v and “Installation guidelines” on page 25. 2. If the fan power control is installed in the NeXtScale n1200 Enclosure, remove it (see “Removing the fan power control” on page 34).

  • Page 54: Removing The Usb Flash Drive

    AC cycle. 1. Read “Safety” on page v and “Installation guidelines” on page 25. 2. If the fan power control is installed in the NeXtScale n1200 Enclosure, remove it (see “Removing the fan power control” on page 34).

  • Page 55: Removing A Hot-Swap Dc Power Supply

    3. Carefully lay the compute node on a flat, static-protective surface, orienting the compute node with the bezel pointing toward you. This component can be installed as an optional device or as a CRU. The installation procedure is the same for the optional device and the CRU. To install the USB flash drive, complete the following steps.
  • Page 56 4. Attach signal cables to other devices. 2. Remove the signal cables from the 5. Connect power cords to their sources. connectors. 6. Turn ON all the power sources. 3. Remove all cables from the devices. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 57 Statement 33 CAUTION: This product does not provide a power-control button. Turning off blades or removing power modules and I/O modules does not turn off electrical current to the product. The product also might have more than one power cord. To remove all electrical current from the product, make sure that all power cords are disconnected from the power source.

  • Page 58: Replacing A Hot-Swap Dc Power Supply

    Only trained service personnel other than Lenovo service technicians are authorized to install and remove the -48 volt DC power supply, and make the connections to and disconnections from the -48 volt DC power source. Lenovo service technicians are not certified or authorized to install or remove the -48 volt power cable.
  • Page 59 Figure 30. Ferrite clamp core Statement 29 CAUTION: This equipment is designed to permit the connection of the earthed conductor of the DC supply circuit to the earthing conductor at the equipment. This equipment is designed to permit the connection of the earthed conductor of the DC supply circuit to the earthing conductor at the equipment.
  • Page 60 The product also might have more than one power cord. To remove all electrical current from the product, make sure that all power cords are disconnected from the power source. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 61 Statement 34 CAUTION: To reduce the risk of electric shock or energy hazards: v This equipment must be installed by trained service personnel in a restricted-access location, as defined by the NEC and IEC 60950-1, First Edition, The Standard for Safety of Information Technology Equipment. v Connect the equipment to a properly grounded safety extra low voltage (SELV) source.
  • Page 62 4 mm; for a screw type of terminal the diameter must be 5.0 mm. 9. Attach the ferrite clamp core nearly to power supply with all input cables including the -48V, the -48V RTN, and the ground cable. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 63: Removing An Ac Power Supply

    Figure 33. Redundant power information label Removing an AC power supply Use these instructions to remove an AC power supply from the NeXtScale n1200 Enclosure. Attention: v To maintain proper system cooling, do not operate the NeXtScale n1200 Enclosure without an AC power supply in each power supply bay.

  • Page 64: Replacing An Ac Power Supply

    Replacing an AC power supply Use these instructions to install an AC power supply in the NeXtScale n1200 Enclosure. You can install an AC power supply while the NeXtScale n1200 Enclosure is powered on.
  • Page 65 PCIe slots, and hard disk drives populated. The tables are based on 900-watt, 1300-watt, or 1500-watt power supplies and the indicated power settings. However, when building a NeXtScale n1200 Enclosure solution, you are required to validate the power requirements for your configuration using the latest version of the Power Configurator to ensure that the number of power supplies selected are adequate for supporting your chassis configuration.
  • Page 66 Table 5. Compute nodes supported (-48 V DC Input, with 900-watt power supply x6) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 67 Table 5. Compute nodes supported (-48 V DC Input, with 900-watt power supply x6) (continued) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) Table 6. Compute nodes supported (high-line AC input, with 1300-watt power supply x6) Non- redundant or N+1...
  • Page 68 3 + 1 4 + 1 microprocessor microprocessor node node 3 + 1 4 + 1 microprocessor microprocessor node node 3 + 1 microprocessor node 3 + 1 microprocessor node Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 69 Table 9. Compute nodes + two 235-watt GPUs installed in the 1U PCIe Native Expansion Tray (high-line AC input, with 1300-watt power supply x6) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) 4 + 1 microprocessor...
  • Page 70 Tray (high-line AC input, with 1300-watt power supply x6) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) 2 + 3 3 + 1 microprocessor microprocessor node node Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 71 Table 12. Compute nodes + four 225-watt GPUs installed in the 2U PCIe Native Expansion Tray (high-line AC input, with 1300-watt power supply x6) (continued) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) 2 + 2...
  • Page 72 3 + 1 2 + 1 microprocessor microprocessor node node 3 + 1 2 + 1 microprocessor microprocessor node node 3 + 1 2 + 1 microprocessor microprocessor node node Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 73 Table 15. Compute nodes supported (high-line AC input, with 1500-watt power supply x6) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) Table 16. Compute nodes + two 130-watt GPUs installed in the 1U PCIe Native Expansion Tray (high-line AC input, with 1500-watt power supply x6) Non- redundant...
  • Page 74 4 + 1 microprocessor node 3 + 1 4 + 1 microprocessor microprocessor node node 3 + 1 4 + 1 microprocessor microprocessor node node 3 + 1 microprocessor node Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 75 Table 18. Compute nodes + two 235-watt GPUs installed in the 1U PCIe Native Expansion Tray (high-line AC input, with 1500-watt power supply x6) (continued) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) Table 19.
  • Page 76 2 + 2 3 + 1 microprocessor microprocessor node node 2 + 2 3 + 1 microprocessor microprocessor node node 2 + 2 3 + 1 microprocessor microprocessor node node Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 77 Table 22. Compute nodes + four 235-watt GPUs installed in the 2U PCIe Native Expansion Tray (high-line AC input, with 1500-watt power supply x6) Non- redundant or N+1 with redundant # of micro- Microprocessor OVS, redundant, redundant, with OVS, SKU (W) processor(s) 3 + 3 microprocessor...
  • Page 78 N+1 or N+N configuration. Remove some or all of the nodes or lighten nodes configuration before the redundancy policy can be applied. To install a power supply, complete the following steps. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 79 Figure 35. Installation of power supplies 1. Grasp the power-supply handle and slide the power supply into the bay until it locks in place. 2. Connect the power cord to the power supply: a. Loosen the velcro strap that is attached to the power-supply, but do not remove it.

  • Page 80: Removing And Replacing Tier 2 Crus

    Removing and replacing Tier 2 CRUs 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. The illustrations in this document might differ slightly from your hardware.
  • Page 81 6. Lift up the chassis midplane half way. Put a screwdriver or a stick in the middle of the chassis midplane so your hands are free. Figure 38. Removal of the chassis midplane from a chassis 7. Unplug the two fan cables on chassis midplane 8.

  • Page 82: Replacing The Chassis Midplane

    (Trained service technician only) Use these instructions to install the chassis midplane in the NeXtScale n1200 Enclosure. To install the chassis midplane, complete the following steps. 1. Carefully align the chassis midplane with the guide pins in the chassis. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 83 Figure 40. Installation of a chassis midplane into a chassis 2. Slide the chassis midplane half way into the chassis. Put a screwdriver or a stick in the middle of the chassis midplane so your hands are free. Chapter 4. Removing and replacing components...
  • Page 84 4. Slide the chassis midplane all the way into the chassis until it stops. 5. Tighten the three captive screws that secure the chassis midplane to the chassis. 6. Rotate the top cover inwards. 7. Tighten the three captive screws on the top cover. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 85 Figure 42. Top cover inward rotation Reassemble the chassis and program the vital product data (VPD) that is stored on the card. Complete the following steps: 1. Reinstall the components that you removed from the rear of the chassis. 2. Connect any cables that you disconnected from the modules in the rear of the chassis.
  • Page 86 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 87: Chapter 5. Using The Web Interface

    Chapter 5. Using the web interface Use this information to help you navigate the FPC web-based graphical user interface and manage components in the NeXtScale n1200 Enclosure. Starting the web interface Start the FPC web-based graphical user interface to manage components in the chassis.
  • Page 88 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 89: Chapter 6. Web Interface Options

    The following illustration shows the Summary page for the FPC web interface. The page opens with the chassis front view tab displayed. Click the chassis rear view drop down dialog box to display the System Information Quick View for overall system information. © Copyright Lenovo 2015...
  • Page 90 The power supply status table is placed in chassis rear view tab. The system fan status table is placed in chassis rear view tab. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 91: Power Options

    Power options There are five sections in the power tab. Power overview Voltage overview PSU configuration Chapter 6. Web interface options...
  • Page 92 With shorter scanning period, power supplies are also turned on and off more frequently when system loading fluctuates, which could reduce the power supply life. Disable smart redundancy will always keep all power supplies active. Power cap Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 93: Cooling Options

    Power saving can be applied with power capping simultaneously. Mode Title Description Disable Static maximum The system runs at full speed (no throttling) performance regardless of the workload. Mode 1 Static minimum The system runs in a throttled state (defined power by the implementation) regardless of the workload.
  • Page 94 PSU fan speed Acoustic mode Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 95: System Information Options

    To reduce the noise level of the chassis during run-time, you can configure the chassis to three different acoustic modes: v Mode 1: System fan speed is capped at 28% duty (7.5 bels) v Mode 2: System fan speed is capped at 34% duty (7.8 bels) v Mode 3: System fan speed is capped at 40% duty (8.1 bels) Note: 1.

  • Page 96: Events Log Options

    Events menu and click Event Log. The following illustration shows the Event Log page. Note that event IDs are not shown in the Event Log page, by default. They must be manually enabled to display. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 97: Configuration Options

    USB recovery Configuration options Configuration tabs resides settings that are used to manage fan power control. There are eight sections in the configuration tab. Firmware update There are two phases to the firmware update process. During the firmware upload stage, you can choose path to fetch the firmware image. FPC checks the image header information for validation Chapter 6.
  • Page 98 Note: FPC will automatically reboot if you choose to cancel the firmware update process after uploading the firmware image. During updating, you are directed to a loading page where all FPC functions are locked. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 99 Once the progress reaches 100%, FPC automatically reboots and you need to log in again to access FPC Web interface. SMTP/SNMP/PEF tabs Configured SMTP and SNMP traps allow you to monitor chassis for selected events. SMTP/SNMP trap event types can be set in the PEF (Platform Event Filter) tab.
  • Page 100 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 101 Network configuration Network configuration allows you to modify networking parameters: Hostname, DNS Domain Name, Auto Negotiation Mode, Network Speed, Duplex Mode, IP Version (IPv4, IPv6) Enable/Disable, IP Address, IP Source (Static, DHCP), Gateway, Subnet Mask, DNS Server, VLAN, and so on. Click on the item of Network Interface Configuration leads to the detail network settings.
  • Page 102 This tab is used to configure system time. Select date and time and apply. Once they are set, the time is always kept even if you restore settings to default or uncheck Preserve Setting during firmware update. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 103 User account There are three types of user roles: v Administrator: Has full access to all the Web pages and can modify all the settings and configurations. v Operator: Has full access to all the Web pages except User Account page. Operator can only see its own account in the User Account page and no modification is allowed in the account page.
  • Page 104 2. English uppercase characters (A through Z) 3. Base 10 digits (0 through 9) 4. Non-alphabetic characters (for example, !, $, #, %) If validation fails, the interface displays an error message. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 105 Web service Web service let you configure different HTTP/HTTPS ports for connection and the Web page timeout period. Chapter 6. Web interface options...
  • Page 106 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 107: Appendix A. Fan Power Control (Fpc) Error Codes

    After you perform all of the actions that are described in this field, if you cannot solve the problem, contact Lenovo support. The following is the list of the fan power control (FPC) error codes and suggested actions to correct the detected problems.
  • Page 108 Reseat fan module one or two times. If error still persist, replace fan module. Reseat fan module one or two times. If error still persist, replace fan module. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 109 17 • 1E FAN_Tach_4B: Fan sensor, failure event FAN_Tach_6B: Fan sensor, failure event was asserted, reading value : %RPM was asserted, reading value : %RPM (Threshold : 1472RPM) (Threshold : 1472RPM) Explanation: Asserted when Fan tach reading is below Explanation: Asserted when Fan tach reading is below threshold RPM.
  • Page 110 If error is not de-asserted after several minutes, threshold (1.795V) check all ten fans are installed. Severity: Error Reseat fan module one or two times. If error still persist, replace fan module. User response: Replace coin battery on FPC. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 111 40 • 48 PS1_FANFault PS1_EPOW_Assert Explanation: Power supply 1 fan has fail condition. Explanation: AC power provided to the indicated power supply is lost Severity: Error Severity: Error User response: Complete the following steps: User response: Complete the following steps: Check PSU power cord, reseat PSU.
  • Page 112 OV fault is not de-asserted: Power possibiliy to occur if condition not relieved. supply, Mid-plane, All Nodes. Severity: Warning If PSU 12V UV Fault is still asserted, replace PSU. User response: Complete the following steps: Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 113 59 • 66 Make sure that there is no obstrcution blocking PS3_12V_UV_Fault power supplies and system fans' air way. Explanation: Power supply is having 12V power Make sure that power supplies does not have any Under-Voltage condition. fault condition. Make sure that room temperature is maintained at Severity: Error required level.
  • Page 114 Explanation: Power supply fan has thermal related PS4_Throttle_Assert fault, possibly over-heated condition. Explanation: Power supply is having over-current Severity: Error condition. User response: Complete the following steps: Severity: Error Check PSU power cord, reseat PSU. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 115 77 • 84 User response: Complete the following steps: PS5_FANFault Make sure PSU power cord is properly plugged in. Explanation: Power supply 5 fan has fail condition. Un-install node one by one to identify if any of the node is causing the OC condition. Severity: Error If Throttle is still asserted when all nodes are User response: Complete the following steps:...
  • Page 116 OV fault is not de-asserted: Power with higher speed than system fan. supply, Mid-plane, All Nodes. If condition presists after above inspection, reseat If PSU 12V UV Fault is still asserted, replace PSU. power supply. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 117 94 • A3 Make sure that there is no obstrcution blocking PS6_12V_AUX_Fault power supplies and system fans' air way. Explanation: Power supply is having faulty condition Make sure that power supplies does not have any in providing 12V AUX power. fault condition.
  • Page 118 Severity: Error PSU_Policy_Loses User response: Complete the following steps: Explanation: Previously configured power supply Reseat Node. If fault still persist, replace node. redundancy policy is lost. Severity: Warning Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 119 B2 • BA User response: FAN05_No_Present Make sure that FPC USB key is installed. Check if Explanation: Indicated fan module is missing from fan all power supplies are installed and in healthy slot or not properly installed. condition. If all good, reconfigure power supply redundancy Severity: Error policy when needed.
  • Page 120 4. Replace the drip tray if the event continue to be Explanation: User performed virtual reset operation asserted after drip tray reseat. on indicated node. Severity: Info User response: 1. No user action needed. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 121 Remove FPC and check if embedded USB key is condition. Node could enter power throttling state and installed. perfomrance could be affected. If not installed, install Lenovo USB key shipped with FPC. Severity: Error If installed, reseat FPC one time. Replace the USB User response: Complete the following steps: key if problem persists.
  • Page 122 1. No user action needed. User response: Make sure all power supplies power cord are properly installed. Check if AC power is stable. Make sure that all power supplies are in healthy condition. Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 123 D6 • E1 PS_0_OUTPUT_FAIL Explanation: PSU failed to enter zero output mode after 3 re-tries. Severity: Info User response: 1. No user action needed. LeakSnr1_Missing Explanation: For water cool related setup only, this event indicates that drip tray is missing from fan slot#1. Severity: Error User response: Complete the following steps: 1.
  • Page 124 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 125: Appendix B. Getting Help And Technical Assistance

    Lenovo to assist you. Use this information to obtain additional information about Lenovo and Lenovo products, and determine what to do if you experience a problem with your Lenovo system or optional device. Note: This section includes references to IBM web sites and information about obtaining service.

  • Page 126: Using The Documentation

    The troubleshooting information or the diagnostic programs might tell you that you need additional or updated device drivers or other software. Lenovo maintains pages on the World Wide Web where you can get the latest technical information and download device drivers and updates.

  • Page 127: Creating A Personalized Support Web Page

    In the U.S. and Canada, call 1-800-IBM-SERV (1-800-426-7378). Hardware service and support IBM is Lenovo's preferred service provider for the System x, Flex System and NeXtScale System products. You can receive hardware service through your Lenovo reseller or from IBM. To locate a reseller authorized by Lenovo to provide warranty service, go to http://www.ibm.com/partnerworld and click Business Partner Locator.
  • Page 128 IBM Taiwan Corporation 3F, No 7, Song Ren Rd. Taipei, Taiwan Telephone: 0800-016-888 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...

  • Page 129: Notices

    Web sites. The materials at those Web sites are not part of the materials for this Lenovo product, and use of those Web sites is at your own risk.

  • Page 130: 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 131: Recycling Information

    Lenovo makes no representations or warranties with respect to non-Lenovo products. Support (if any) for the non-Lenovo products is provided by the third party, not Lenovo. Some software might differ from its retail version (if available) and might not include user manuals or all program functionality.

  • Page 132: Telecommunication Regulatory Statement

    Properly shielded and grounded cables and connectors must be used in order to meet FCC emission limits. Lenovo is not responsible for any radio or television interference caused by using other than recommended cables and connectors or by unauthorized changes or modifications to this equipment.

  • Page 133: Avis De Conformité À La Réglementation D'industrie Canada

    EU-Mitgliedsstaaten und hält die Grenzwerte der EN 55022 Klasse A ein. Um dieses sicherzustellen, sind die Geräte wie in den Handbüchern beschrieben zu installieren und zu betreiben. Des Weiteren dürfen auch nur von der Lenovo empfohlene Kabel angeschlossen werden. Lenovo übernimmt keine Verantwortung für die Einhaltung der Schutzanforderungen, wenn das Produkt ohne Zustimmung...

  • Page 134: Japan Vcci Class A Statement

    Dieses Gerät ist berechtigt, in Übereinstimmung mit dem Deutschen EMVG das EG-Konformitätszeichen - CE - zu führen. Verantwortlich für die Konformitätserklärung nach Paragraf 5 des EMVG ist die Lenovo (Deutschland) GmbH, Gropiusplatz 10, D-70563 Stuttgart. Informationen in Hinsicht EMVG Paragraf 4 Abs. (1) 4: Das Gerät erfüllt die Schutzanforderungen nach EN 55024 und EN 55022 Klasse A.

  • Page 135: Korea Communications Commission (Kcc) Statement

    Korea Communications Commission (KCC) statement This is electromagnetic wave compatibility equipment for business (Type A). Sellers and users need to pay attention to it. This is for any areas other than home. Russia Electromagnetic Interference (EMI) Class A statement People's Republic of China Class A electronic emission statement Taiwan Class A compliance statement Notices...
  • Page 136 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 137 The product is not suitable for use with visual display work place devices according to clause 2 of the German Ordinance for Work with Visual Display Units. Das Produkt ist nicht für den Einsatz an Bildschirmarbeitsplätzen im Sinne § 2 der Bildschirmarbeitsverordnung geeignet. © Copyright Lenovo 2015...
  • Page 138 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 139 31 JEITA statement 120 removing 30 error codes 93 connectors, hot-pluggable 1 front view contamination, particulate and NeXtScale n1200 Enclosure 9 gaseous 117 Korea Class A electronic emission Controls and indicators statement 121 compute node 10 cooling 5, 6...
  • Page 140 29 upgradeable microcode 5, 6 structural parts 28 USB flash drive Tier 1 CRUs 30 installing 40 Tier 1 CRUs, replacement 30 removing 40 Tier 2 CRUs 66 requirements hardware 3 Lenovo NeXtScale n1200 Enclosure: Installation and Service Guide...
  • Page 142 Part Number: 00MV719 Printed in USA (1P) P/N: 00MV719 *1P00MV719*...

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