Lenovo ThinkSystem NE2580O RackSwitch Installation Manual

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Lenovo ThinkSystem NE2580O RackSwitch

Installation Guide

For Network Operating System

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Summary of Contents for Lenovo ThinkSystem NE2580O RackSwitch

Page 1 Lenovo ThinkSystem NE2580O RackSwitch Installation Guide For Network Operating System...
Page 2 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 No. GS-35F-05925. Lenovo and the Lenovo logo are trademarks of Lenovo in the United States, other countries, or both.
Page 3: Table Of Contents
Installing the NE2580O in a Lenovo System x or Power Rack ..Installing the NE2580O in a Lenovo iDataPlex Rack ..Installing the Air-Duct Option ....
Page 4 Removing the NE2580O from a Lenovo System x or Power Rack ..64 Removing the NE2580O from a Lenovo iDataPlex Rack ..66 Removing the Air-Duct Option ..... 68 Replacing the NE2580O .
Page 6 Lenovo NE2580O Installation Guide...
Page 7: Safety Information
Les sikkerhetsinformasjonen (Safety Information) før du installerer dette produktet. Przed zainstalowaniem tego produktu, należy zapoznać się z książką “Informacje dotyczace bezpieczeństwa” (Safety Information). Antes de instalar este produto, leia as Informações sobre Segurança. Перед установкой продукта прочтитe инcтрyкции по тexникe безопасности. © Copyright Lenovo 2020 Safety Information...
Page 8 Pred inštaláciou tohto zariadenia si prečítajte Bezpečnostné predpisy. Pred namestitvijo tega proizvoda preberite Varnostne informacije. Antes de instalar este producto, lea la información de seguridad. Läs säkerhetsinformationen innan du installerar den här produkten. Bu ürünü kurmadan önce güvenlik bilgilerini okuyun. Youq mwngz yungh canjbinj neix gaxgonq, itdingh aeu doeg aen canjbinj soengq cungj vahgangj ancien suisik.
Page 9: Safety Statements
Laser radiation when open. Do not stare into the beam, do not view directly with optical instruments, and avoid direct exposure to the beam. Class 1 Laser Product Laser Klasse 1 Laser Klass 1 Luokan 1 Laserlaite Appareil À Laser de Classe 1 © Copyright Lenovo 2020 Safety Information...
Page 10 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 Multiple devices extended into the service position can cause your rack cabinet to tip. If you are not using the Lenovo 9308 rack cabinet, securely anchor the rack  cabinet to ensure its stability.
Page 13: Other Important Safety Notices
This product is also designed for IT power distribution systems with phase-to-phase voltage of 230V. This product is not intended for use in the direct field of view at visual display workplaces. Machinenlärminformations-Verordnung—3. GPSGV, der höchste Shalldruckpegel beträgt 70 dB (A) oder weniger. © Copyright Lenovo 2020 Safety Information...
Page 14 NE2580O Installation Guide...
Page 15: Thinksystem Ne2580O
Chapter 1. ThinkSystem NE2580O This Installation Guide provides information about the Lenovo ThinkSystem NE2580O RackSwitch (referred to as NE2580O throughout this document). The NE2580O uses a wire-speed, non-blocking switching fabric that provides simultaneous wire-speed transport of multiple packets at low latency on all ports.
Page 16: Ne2580O Documentation
The console output described or referenced in this document might differ slightly from that displayed by your system. Output varies according to the type of Lenovo chassis and the firmware versions and options that are installed. Notices and Statements in this Document The following notices and statements are used in this document: ...
Page 18: Switch Unit
Switch Unit The NE2580O is a 1U rack-mountable GbE switch. You can mount the switch in either the horizontal or vertical orientation. The following illustrations show the features on the front and rear of the switch. Figure 1. ThinkSystem NE2580O front panel Management Panel 48x25-G SFP28 ports 8x100-G QSFP28 ports...
Page 19: Front Panel
If using cables other than those from the included cable kit, ensure that they are compatible with the port pin assignments shown in the following tables. Table 1. Console cable mini-USB port connector pin assignments Pin Number Function MP_SIN_RS232 (Input) MP_SOUT_R232 (Output) GND (Ground) © Copyright Lenovo 2020 Chapter 2: Switch Components...
Page 20: Hdmi Type D Management Port
HDMI Type D Management Port The management port is a 10/100/1000 BASE-T IEEE 802.3 compliant port via HDMI Type D port. Management Port LEDs The HDMI Type D management port LEDs are oriented as shown in the following figure. Figure 6. Management port LEDs Link LED Speed LED Status LEDs for the management port are described in the following table.
Page 21: Usb 2.0 Port
AC cable unplugged from a PSU, or Fan failure, or Stack error Light off Power supply normal operation, or Fans normal operation, or Stack master, or Non-stack member, or AC cables unplugged or damaged on all PSUs © Copyright Lenovo 2020 Chapter 2: Switch Components...
Page 22 Table 3. Front side panel status LEDs behavior State Functional Meaning Power Supply Steady green Power supply normal operation Flashing green Not all power supply are plugged in (once per second) Flashing green Power supply failure, or (twice per second) AC cable is unplugged from a PSU Light off AC cables unplugged or damaged on...
Page 23: Switching Ports
Cables (DACs), including those that allow the port to be used as four 25 GbE SFP28/10 GbE SFP+ ports, two 50 GbE QSFP28 ports, or as a single 40 GbE QSFP+ port. SFP+ ports can be populated with optical or copper transceiver modules or DACs. © Copyright Lenovo 2020 Chapter 2: Switch Components...
Page 24: Sfp28 Ports
SFP28 Ports Forty-eight 25GbE SFP28 ports are located on the front panel. For 10 GbE connections, SFP28 ports can be used with 10GbE SFP+ direct-attached copper (DAC) cables or 10 GbE SFP+ active optical cables (AOCs). For 25 GbE connections, SFP28 ports can be used with 25 GbE SFP28 DAC cables or 25 GbE SFP28 active optical cables.
Page 25: Qsfp28 Ports
Secure 40G connection or link Flashing amber Packet transmitting or receiving Light off Link down or port disabled Steady red Port error Note: Amber refers to both green and red LEDs being lit simultaneously. © Copyright Lenovo 2020 Chapter 2: Switch Components...
Page 26: Rear Panel
Rear Panel The rear panel includes the following components:  two hot-swap power supply modules  five hot-swap fan modules Figure 12. NE2580O Rear Side Panel Components Power Supply Power Supply Module Module Module Module Module Module #2 Module #1 NE2580O Installation Guide...
Page 27: Fans
Status LEDs for the fans are described in the following table. Table 6. Fans status LED behavior Side Panel State Functional Meaning Steady green Fans normal operation Rear Steady red Fan failure © Copyright Lenovo 2020 Chapter 2: Switch Components...
Page 28: Power Supply Units
The rear panel of the NE2580O has two bays for hot-swap power supply models. Each power supply module has an individual IEC 320 C14 power connector. The power cord attaches to a universal grounded AC power source. Compatible power options are listed in the Lenovo Networking Catalog. 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.
Page 29 There is no power switch on the NE2580O power modules; the switch powers up when power is supplied through the power cord to one or both power supplies. © Copyright Lenovo 2020 Chapter 2: Switch Components...
Page 30 Figure 14. Power Supply Rear View The rear panel LEDs are described in the following table: Table 7. Power Supply Rear Status LEDs behavior State Functional Meaning Power supply Steady green Power supply normal operation Flashing green Power supply in standby mode (once per second) Flashing green Firmware update in progress...
Page 31 Installing the switch in one of the supported rack types “Installing the NE2580O in a Standard Equipment Rack” on page 37  “Installing the NE2580O in a Lenovo System x or Power Rack” on page 40  “Installing the NE2580O in a Lenovo iDataPlex Rack” on page 44 ...
Page 32: Before Installing The Ne2580O
Before Installing the NE2580O Attention: Product information is required in order to register your NE2580O, update its firmware, place a service call, or replace the unit. Some of the product information labels may be hidden from view once the NE2580O is installed. To prevent the need to remove the switch in order to read required product information, locate and record the information shown on Table 8 prior to installation.
Page 33: Required Tools
Print this page and record product information below. Keep the information in a safe place for future reference. You will need this information when you register the switch or open a service call with Lenovo. Table 8. Important product information...
Page 34: Environmental Requirements
Environmental Requirements This section describes the basic environmental requirements for the NE2580O. Make sure the location where you install the switch meets the following requirements:  Install the switch unit in a dry, clean, well-ventilated area. Provide adequate space in the front and back of the switch unit, to ensure proper ...
Page 35 3. Remove all cables from the 4. Attach signal cables to other devices. devices. 5. Connect power cords to their sources. 6. Turn ON all the power sources. © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 36: Handling Static-Sensitive Devices
Handling Static-Sensitive Devices Attention: Static electricity can damage the switch and other electronic devices. To avoid damage, keep static-sensitive devices in their static-protective packages until you are ready to install them. To reduce the possibility of electrostatic discharge, observe the following precautions: Limit your movement.
Page 37: Installing The Ne2580O In A Rack
For a standard 19-inch equipment rack, use the 2-post rack mounting brackets and screws included with the switch. Installation instructions begin on page For a Lenovo System x or Power 4-post rack, use the Lenovo Adjustable 19”  4-Post Rail Kit. This kit must be purchased separately. Installation instructions...
Page 38 Statement 26 CAUTION: Do not place any object on top of rack-mounted devices. To install the NE2580O in a standard equipment rack, complete the following steps: 1. Locate, record, and retain the product switch information in order to configure and register your product.
Page 39 (Item 4) or cage nuts (Item 5). Torque the screws to approximately 5.7 Nm ± 0.1 Nm (50 inch-pounds). 5. Connect all external cables in accordance with the “Cabling Guidelines” on page 6. Initialize the switch. See Chapter 5, “Initializing the NE2580O“, on page © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 40: Installing The Ne2580O In A Lenovo System X Or Power Rack
Installing the NE2580O in a Lenovo System x or Power Rack This section describes how to install the NE2580O in a Lenovo System x or Power 4-post rack, using the Lenovo Adjustable 19” 4-Post Rail Kit. This kit must be purchased separately. It includes the following parts: Table 10.
Page 41 2. Attach the front mounting brackets (Item 1) to each side of the switch with M4 screws (Item 2). Torque the screws to approximately 2.0 newton-meters (Nm) ± 0.1 Nm (17.7 inch-pounds). © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 42 3. From the front, slide the switch into the rack at the desired height. 4. Secure the switch to the front rack posts with M6 screws (Item 3) and either clip nuts (Item 4) or cage nuts (Item 5). Torque the screws to approximately 5.7 Nm ± 0.1 Nm (50 inch-pounds).
Page 43 8. If installing the 1U air-duct option, see the instruction on page 9. Connect all external cables in accordance with the “Cabling Guidelines” on page 10. Initialize the switch. See Chapter 5, “Initializing the NE2580O“. © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 44: Installing The Ne2580O In A Lenovo Idataplex Rack
Installing the NE2580O in a Lenovo iDataPlex Rack This section describes how to install the NE2580O in a Lenovo iDataPlex rack. The iDataPlex mounting kit allows the switch to be mounted either horizontally or vertically. The kit must be purchased separately. It includes the following parts: Table 11.
Page 45 4. Secure the switch to the front rack posts with M6 screws (Item 3), and clip nuts (Item 4). Torque the screws to approximately 5.7 Nm +/- 0.1 Nm (50 inch-pounds). © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 46 5. Attach the rear alignment plate (Item 6) to the rear rack posts with M6 screws (Item 3), and clip nuts (Item 4). Torque the screws to approximately 5.7 Nm +/- 0.1 Nm (50 inch-pounds). 6. If installing the 1U air-duct option, see the instruction on page 7.
Page 47: Installing The Air-Duct Option
If the switch has an undesirable amount of sag, it is recommended to use a 4-post mounting kit. Attention: For earthquake stability, mount the switch in a 4-post rack. © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 48 Statement 26 CAUTION: Do not place any object on top of rack-mounted devices. To install the 1U air-duct option in a 19” rack, complete the following steps: 1. Loosen and remove the mounting screws from both sides of the mounting rail and set them aside to reuse for securing the foam carrier in the next step.
Page 49 5. Plug the power cords into their respective NE2580O power connectors and using tie wraps, secure the power cords to the mounting rails. Power connection Tie wraps Tie wraps Power connection © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 50 6. Gently slide the air-duct unit side flanges into the card guides until the unit is seated firmly. Make sure that the foam strip is oriented on top. Foam Card guides thumbscrews Side flanges 7. Secure the air-duct unit to the air-duct brackets with the two M4 thumbscrews. NE2580O Installation Guide...
Page 51: Installing Port Connectors
 This section covers the basic types of connectors that can be installed on the switch. We recommend you to consult the Lenovo Networking Products and Options Catalog for the full list of supported transceivers, DACs or Active Optical Cables cables.
Page 52: Installing A Transceiver
Installing a Transceiver Note: To avoid damage to a transceiver, do not connect the cable before you install the transceiver. Statement 3 CAUTION: When laser products (such as CD-ROMs, DVD drives, fiber optic devices, or transmitters) are installed, note the following: ...
Page 53 To remove a transceiver, disconnect the cable, and pull down the bail clasp, if any. This releases the transceiver. After you remove the transceiver, cover it using its safety cap. © Copyright Lenovo 2020 Chapter 3: Installing NE2580O Hardware and Options...
Page 54 NE2580O Installation Guide...
Page 55: Removing And Replacing Components
Removing the switch from one of the supported rack types “Removing the NE2580O from a Standard Equipment Rack” on page 63  “Removing the NE2580O from a Lenovo System x or Power Rack” on page 64  “Removing the NE2580O from a Lenovo iDataPlex Rack” on page 66 ...
Page 56: Removing Port Transceivers
Removing Port Transceivers Statement 3 CAUTION: When laser products (such as CD-ROMs, DVD drives, fiber optic devices, or transmitters) are installed, note the following: Do not remove the covers. Removing the covers of the laser product could result  in exposure to hazardous laser radiation. There are no serviceable parts inside the device.
Page 57: Removing And Replacing A Power Supply Module
For proper airflow when operating the switch with only one power supply module, the empty power supply bay must be closed by a blank power filler plate. © Copyright Lenovo 2020 Chapter 4: Removing and Replacing Components...
Page 58: Removing The Power Supply Module
Removing the Power Supply Module 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 59: Replacing The Power Supply Module
 Connect and disconnect cables as described in the following table when you install, move, or open covers on this product or attached devices. © Copyright Lenovo 2020 Chapter 4: Removing and Replacing Components...
Page 60 To Connect: To Disconnect: 1.Turn OFF all power sources and 1.Turn OFF all power sources and equipment that is to be attached to equipment that is to be attached to this product. this product. For ac systems, remove all power ...
Page 61: Removing And Replacing A Fan Module
“Getting Help and Technical Assistance“ to help you gather all the required information that is necessary to return a component. After you remove the component, securely pack the component for shipping. © Copyright Lenovo 2020 Chapter 4: Removing and Replacing Components...
Page 62: Replacing The Fan Module
Replacing the Fan Module To replace a hot-swap fan module, complete the following steps: 1. Select an empty fan module bay on the rear of the switch. If the target bay is covered by a blank fan filler plate, loosen the retainer screw and slide the filler plate out of the slot.
Page 63: Removing The Ne2580O From A Standard Equipment Rack
5. Loosen and remove the M4 screws attaching the mounting bracket on each side of the switch. 6. If replacing the unit with another NE2580O, see “Replacing the NE2580O” on page © Copyright Lenovo 2020 Chapter 4: Removing and Replacing Components...
Page 64: Removing The Ne2580O From A Lenovo System X Or Power Rack
Removing the NE2580O from a Lenovo System x or Power Rack This section describes how to remove the NE2580O from a Lenovo System x or Power 4-post rack. To remove the NE2580O from a System x or Power rack, complete the following steps: 1.
Page 65 8. Loosen and remove the M4 screws that attach the front mounting brackets to each side of the switch. 9. If replacing the unit with another NE2580O, see “Replacing the NE2580O” on page © Copyright Lenovo 2020 Chapter 4: Removing and Replacing Components...
Page 66: Removing The Ne2580O From A Lenovo Idataplex Rack
Removing the NE2580O from a Lenovo iDataPlex Rack This section describes how to remove the NE2580O from a Lenovo iDataPlex rack. To remove the NE2580O from an iDataPlex rack, complete the following steps: 1. Disconnect all external cables. 2. If the 1U air-duct option has been installed, remove it as described in “Removing...
Page 67 6. Loosen and remove the M4 screws that attach front and rear mounting brackets to each side of the switch. 7. If replacing the unit with another NE2580O, see “Replacing the NE2580O” on page © Copyright Lenovo 2020 Chapter 4: Removing and Replacing Components...
Page 68: Removing The Air-Duct Option
Removing the Air-Duct Option The NE2580O supports an optional 1U air duct to maximize air flow conditions in a Lenovo Power Systems Group rack. To remove an installed 1U air-duct option from a 19” rack, complete the following steps. 1. Loosen the M4 thumbscrews securing the air-duct unit to the mounting brackets.
Page 69: Replacing The Ne2580O
“Removing and Replacing a Power Supply Module” on page 57 “Removing and Replacing a Fan Module” on page Install the replacement NE2580O hardware as directed in Chapter 3, “Installing NE2580O Hardware and Options“). © Copyright Lenovo 2020 Chapter 4: Removing and Replacing Components...
Page 70 NE2580O Installation Guide...
Page 71: Initializing The Ne2580O
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. © Copyright Lenovo 2020...
Page 72: Connecting To The Switch
Connecting to the Switch Use the switch Command-Line Interface (CLI) to perform additional configuration tasks. You can access the CLI in any of the following ways:  Telnet connection over the network SSH connection over the network   Serial connection via the serial port on the switch (this option is always available) Note: Telnet and SSH are possible only after configuring a proper IP address and a gateway address in ONIE.
Page 73: Updating Firmware
Updating Firmware If ONIE firmware updates are available, you can download them from the Lenovo website. To check for firmware and documentation updates, go to the Lenovo website: http://support.lenovo.com/ Note: Changes are made periodically to the Lenovo website. Procedures for locating firmware and documentation might vary slightly from what is described in this document.
Page 74: The Grub Menu
The GRUB Menu The Lenovo ThinkSystem NE2580O RackSwitch uses the GNU GRUB bootloader. GNU GRUB version 2.02 +----------------------------------------------------------------------+ |*ONIE: Install OS | ONIE: Rescue | ONIE: Uninstall OS | ONIE: Update ONIE | ONIE: Embed ONIE +----------------------------------------------------------------------+ Use the ^ and v keys to select which entry is highlighted.
Page 75: 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 76 You can solve many problems without outside assistance by following the troubleshooting procedures that Lenovo provides in the online help or in the Lenovo product documentation. The Lenovo product documentation also describes the diagnostic tests that you can perform. The documentation for most systems, operating systems, and programs contains troubleshooting procedures and explanations of error messages and error codes.
Page 77: 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 78: Trademarks
Trademarks Lenovo, the Lenovo logo, Flex System, System x, NeXtScale System, and X-Architecture are trademarks of Lenovo in the United States, other countries, or both. Intel and Intel Xeon are trademarks of Intel Corporation in the United States, other countries, or both.
Page 79: Important Notes
(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 80: Recycling Information
Recycling Information Lenovo encourages owners of information technology (IT) equipment to responsibly recycle their equipment when it is no longer needed. Lenovo offers a variety of programs and services to assist equipment owners in recycling their IT products. For information on recycling Lenovo products, go to: http://www.lenovo.com/recycling...
Page 81: Particulate Contamination
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 82: Telecommunication Regulatory Statement
This product may not be certified in your country for connection by any means whatsoever to interfaces of public telecommunications networks. Further certification may be required by law prior to making any such connection. Contact a Lenovo representative or reseller for any questions. NE2580O Installation Guide...
Page 83: Electronic Emission Notices
Properly shielded and grounded cables and connectors must be used 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 84: European Union - Compliance To The Electromagnetic Compatibility Directive
Grenzwerte der Klasse A der Norm gemäß Richtlinie. 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 85: 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, Meitnerstr. 9, 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 86: 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 NE2580O Installation Guide...
Page 87: Taiwan Bsmi Rohs Declaration
Note 2: “?” indicates that the percentage content of the restricted substance does not exceed the reference per- centage value of presence. 備考 3. 〝－〞係指該項限用物質為排除項目。 Note 3: The “–” indicates that the restricted substance corresponds to the exemption. © Copyright Lenovo 2020 Appendix B: Notices...
Page 88 NE2580O Installation Guide...
Page 90: Physical Characteristics
Physical Characteristics The physical characteristics of the NE2580O are listed in the following table. Table 13. Physical characteristics Specification Physical characteristics Dimensions (H x W x D) 4.3 x 44 x 48.2 cm (1.7 x 17.32 x 19 in) Weight 9.2 kg (20 lb) maximum Airflow Available options for rear to front...
Page 91: Environmental Specifications
Relative humidity (non-condensing), 5 to 95% storage Altitude, operating -60 m to +2000 m (-196.85 to +6561.7 ft) Altitude, storage Acoustic noise Less than 65 dB Heat dissipation 242 BTU/hr (typical) 261 BTU/hr (maximum) © Copyright Lenovo 2020 Appendix C: Technical Specifications...
Page 92: Power Specifications
Power Specifications The power specifications for the NE2580O are listed in the following table. Table 15. NE2580O AC power specifications Specification Measurement Number of power supplies 2 (1+1 load sharing/redundant) AC-input frequency (universal) 50–60 Hz AC-input voltage (universal) 100–240 VAC AC inrush current 8.34 A @ 120VAC (typical) 17.9 A @ 230VAC (typical)

Lenovo ThinkSystem NE2580O RackSwitch Installation Manual

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