Lenovo ThinkSystem SR650a V4 User Manual
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Lenovo ThinkSystem SR650a V4 User Manual

Lenovo ThinkSystem SR650a V4 User Manual

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ThinkSystem SR650a V4
User Guide
Machine Type: 7DGC, 7DGD

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  • Page 1 ThinkSystem SR650a V4 User Guide Machine Type: 7DGC, 7DGD...
  • 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: https://pubs.lenovo.com/safety_documentation/ 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 First Edition (April 2025) ©...

  • Page 3: Table Of Contents

    Server package contents ... E3.S drive cage and backplane replacement . . . Identify the server and access the Lenovo XClarity Remove an E3.S drive cage and backplane . .
  • Page 4 Chapter 6. System configuration . . . 295 Remove a power supply unit ..208 Set the network connection for the Lenovo XClarity Install a power supply unit ..213 Controller .
  • Page 5 TCO Certified....359 Monitor and video problems ..332 Network problems ... . 333 © Copyright Lenovo 2025...
  • Page 6 ThinkSystem SR650a V4 User Guide...

  • Page 7: 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 2025...

  • Page 8: Safety Inspection Checklist

    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 9 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 10 ThinkSystem SR650a V4 User Guide viii...

  • Page 11: Chapter 1. Introduction

    The Lenovo XClarity Controller consolidates multiple management functions in a single chip on the server system board (system board assembly). Some of the features that are unique to the Lenovo XClarity Controller are enhanced performance, higher-resolution remote video, and expanded security options.

  • Page 12: Tech Tips

    The server provides a QR code on the system service label, which is on the cover of the server, that you can scan using a QR code reader and scanner with a mobile device to get quick access to the Lenovo Service Information website.

  • Page 13: Security Advisories

    Follow the on-screen instructions to choose the category for the problem that you are having. Security advisories Lenovo is committed to developing products and services that adhere to the highest security standards in order to protect our customers and their data. When potential vulnerabilities are reported, it is the...
  • Page 14 • Front drive bays support one of the following: – Up to eight 2.5-inch hot-swap SAS/SATA/NVMe drives – Up to eight E3.S 1T hot-swap drives – When front hot-swap M.2 drives are installed, up to four E3.S 1T hot-swap drives are supported. ThinkSystem SR650a V4 User Guide...
  • Page 15 – One XCC system management port (10/100/1000 Mbps RJ-45) on the rear to connect to a systems- management network. This RJ-45 connector is dedicated to the Lenovo XClarity Controller functions and runs at 10/100/1000 Mbps speed. • Front connectors: –...
  • Page 16 Notes: • *Custom form factor (CFF) adapters • For more information about the RAID/HBA adapters, see Lenovo ThinkSystem RAID Adapter and HBA Reference Host bus adapter • ThinkSystem 4350-16i SAS/SATA 12Gb HBA • ThinkSystem 440-16i SAS/SATA PCIe Gen4 12Gb HBA •...
  • Page 17 Electrical input and power policy Electrical input for power supply units Common Redundant Power Supply (CRPS) and CRPS Premium are supported as listed below: CAUTION: • 240 V dc input is supported in Chinese Mainland ONLY. • Power supply with 240 V dc input cannot support hot plugging power cord function. Before removing the power supply with dc input, please turn off server or disconnect dc power sources at the breaker panel or by turning off the power source.
  • Page 18 • Only CRPS Premium PSUs support Over-subscriptions (OVS), Zero Output Mode, and Virtual-Reseat (VR). • The following Lenovo XClarity Controller options are supported only when CRPS Premium PSUs are installed: – Power Redundant options such as Zero Output Mode and Non-redundant.

  • Page 19: Mechanical Specifications

    Attention: Environment quality must be maintained over the lifetime of the system to receive warranty and support on affecting components. For water quality requirement, see Lenovo Neptune Direct Water-Cooling Standards. Acoustical noise emissions Acoustical noise emissions The server has the following acoustic noise emissions declaration.
  • Page 20 Lenovo recommends that you consult with qualified experts in this field to determine whether you are in compliance with the applicable regulations.
  • Page 21 Environment Environment ThinkSystem SR650a V4 complies with ASHRAE Class A2 specifications with most configurations, and depending on the hardware configuration, also complies with ASHRAE Class A3 and Class A4 specifications. System performance may be impacted when the operating temperature is outside ASHRAE A2 specification.

  • Page 22: 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 23: Management Options

    The water must be filtered with an in-line 50 micron filter (approximately 288 mesh). The water must be treated with anti-biological and anti-corrosion measures. Environment quality must be maintain over the lifetime of the system to receive warranty and support on affecting components. For more information please Lenovo Neptune Direct Water-Cooling Standards. Management options The XClarity portfolio and other system management options described in this section are available to help you manage the servers more conveniently and efficiently.
  • Page 24 Important: To read and configure UEFI and BMC settings, use the latest versions of OneCLI 5.x, BoMC 14.x, and UpdateXpress 5.x. Interface Lenovo XClarity Essentials • OneCLI: CLI application toolset • Bootable Media Creator: CLI application, GUI application • UpdateXpress: GUI application Usage and downloads https://pubs.lenovo.com/lxce-overview/ ThinkSystem SR650a V4 User Guide...
  • Page 25 Important: Lenovo XClarity Provisioning Manager (LXPM) supported version varies by product. All versions of Lenovo XClarity Provisioning Manager are referred to as Lenovo XClarity Provisioning Manager and LXPM in this document, unless specified otherwise. To see the LXPM version supported by your server, go to https:// pubs.lenovo.com/lxpm-overview/...
  • Page 26 1. Most options can be updated through the Lenovo tools. Some options, such as GPU firmware or Omni- Path firmware require the use of supplier tools. 2. The server UEFI settings for option ROM must be set to Auto or UEFI to update firmware using Lenovo XClarity Administrator, Lenovo XClarity Essentials, or Lenovo XClarity Controller.

  • Page 27: Chapter 2. Server Components

    This section contains information about each of the components associated with the server. Front view This section contains information about the controls, LEDs, and connectors on the front of the server. The front view of ThinkSystem SR650a V4 varies by model. Refer to the following information for front view identification: •...
  • Page 28 “Mini DisplayPort connector (optional)” on page 19 “Drive activity LED (green) on E3.S drive” on page 19 “Drive status LED (yellow) on E3.S drive” on page 19 “E3.S drive bays (bay 0 to 3)” on page 19 ThinkSystem SR650a V4 User Guide...

  • Page 29: Front Components Overview

    The connector can function as a regular USB 3.2 Gen 1 connector to the host OS; it can be used to attach a USB-compatible device, such as a USB keyboard, USB mouse, or USB storage device. In addition, the connector can function as a USB 2.0 Lenovo XClarity Controller management port. USB 3.2 Gen 1 (5Gbps) connector The connector can be used to attach a USB-compatible device, such as a USB keyboard, USB mouse, or USB storage device.

  • Page 30: Rear View

    Left rack latch with USB/MiniDP Pull-out information tab The Lenovo XClarity Controller network access label is attached on the pull-out information tab. The default Lenovo XClarity Controller hostname and the IPv6 Link Local Address (LLA) are provided on the tab.
  • Page 31 Figure 5. Rear view PCIe riser fillers “PCIe riser 2 (Slot 3 to Slot 5)” on page 21 Slot 5 supports hot-swap M.2 drives. “Power supply bay 2” on page 21 “PCIe riser 3 (Slot 6 to Slot 8)” on page 21 Slot 8 supports hot-swap M.2 drives.

  • Page 32: Rear Leds And Buttons

    The connector can function as a regular USB 3.2 Gen 1 connector to the host OS; it can be used to attach a USB-compatible device, such as a USB keyboard, USB mouse, or USB storage device. When there are no USB connectors at the front, this connector can function as a USB 2.0 Lenovo XClarity Controller management port.

  • Page 33: Top View

    Rear LEDs and buttons Activity LED of M.2 drive 0 Status LED of M.2 drive 0 “M.2 LEDs” on page 311. Activity LED of M.2 drive 1 Status LED of M.2 drive 1 Output and fault status LED of PSU 2 “Power-supply-unit LEDs”...
  • Page 34 Top view with air baffle installed Riser assembly 3 Riser assembly 2 USB I/O board (optional) Air baffle Internal M.2 backplane (optional) RAID flash power module (optional) System fans Intrusion switch Internal CFF adapter (optional) ThinkSystem SR650a V4 User Guide...
  • Page 35 Top view with Processor Neptune® Core Module The illustration below singles out Processor Neptune® Core Module from other components in the chassis. The parts contained depend on the configuration of the server. Outlet hose Inlet hose Hose holder Liquid detection sensor module Cold plate assembly Riser cage for Processor Neptune®...

  • Page 36: System-Board-Assembly Layout

    For more information about the LEDs that are available on the system board assembly, see “System-board- assembly LEDs” on page 314. System-board-assembly connectors The following illustrations show the internal connectors on the system I/O board (DC-SCM) and processor board. ThinkSystem SR650a V4 User Guide...
  • Page 37 Figure 9. System-board-assembly connectors OCP 3.0 network card connector 2 Power & PCIe connector 13 OCP expansion connector 2 Power & PCIe connector 12 System I/O board connector Power & PCIe connector 11 Lift handle Power connector 21 3V battery (CR2032) M.2 power connector Power connector 20 OCP 3.0 network card connector 1...

  • Page 38: System-Board-Assembly Switches

    “Installation Guidelines” on page 39 • “Handling static-sensitive devices” on page 42 • “Power off the server” on page 53 2. Any system-board switch or jumper block that is not shown in the illustrations in this document are reserved. ThinkSystem SR650a V4 User Guide...
  • Page 39 Figure 10. System-board-assembly switches “Switch 1 (SW1)” on page 29 “Switch 2 (SW2)” on page 29 SW1 switch block The following table describes the functions of the SW1 switch block on the system board assembly. Table 6. SW1 switch block description Default position Description Switch-bit number...

  • Page 40: System Leds And Diagnostics Display

    ON. System LEDs and diagnostics display See the following section for information on available system LEDs and diagnostics display. For more information, refer to “Troubleshooting by system LEDs and diagnostics display” on page 307. ThinkSystem SR650a V4 User Guide...

  • Page 41: Chapter 3. Parts List

    2. Click Parts. 3. Enter the serial number to view a listing of parts for your server. It is highly recommended that you check the power summary data for your server using Lenovo Capacity Planner before purchasing any new parts.
  • Page 42 Tier 1 CRU at your request with no service agreement, you will be charged for the installation. • T2: 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 43 Description Type Description Type Top cover Chassis Right rack latch Left rack latch with 2USB and MiniDP 8x2.5-inch AnyBay drive backplane Standard left rack latch 8x2.5-inch SAS/SATA drive backplane External diagnostics handset 2.5-inch drive 2.5-inch drive filler 8x2.5-inch drive cage E3.S 1T cage E3.S drive backplane E3.S drive filler...

  • Page 44: 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. ThinkSystem SR650a V4 User Guide...

  • Page 45: Chapter 4. Unboxing And Setup

    They might be required to receive warranty service. Identify the server and access the Lenovo XClarity Controller This section contains instruction on how to identify your server and where to find the Lenovo XClarity Controller access information.
  • Page 46 Figure 12. Location of the ID label Lenovo XClarity Controller network access label In addition, the Lenovo XClarity Controller network access label is attached to the pull-out information tab located in the front of the chassis, with MAC address accessible with a pull.

  • Page 47: Server Setup Checklist

    Figure 14. Service information QR code Server setup checklist Use the server setup checklist to ensure that you have performed all tasks that are required to set up your server. The server setup procedure varies depending on the configuration of the server when it was delivered. In some cases, the server is fully configured and you just need to connect the server to the network and an AC power source, and then you can power on the server.
  • Page 48 • You can press the power button. • The server can restart automatically after a power interruption. • The server can respond to remote power-on requests sent to the Lenovo XClarity Controller. Note: You can access the management processor interface to configure the system without powering on the server.

  • Page 49: Chapter 5. Hardware Replacement Procedures

    • Do not attempt to lift an object that might be too heavy for you. If you have to lift a heavy object, read the following precautions carefully: – Make sure that you can stand steadily without slipping. – Distribute the weight of the object equally between your feet. © Copyright Lenovo 2025...

  • Page 50: Safety Inspection Checklist

    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 51: System Reliability Guidelines

    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 52: Working Inside The Server With The Power On

    Supported memory types For information on the types of memory module supported by this server, see “Memory” section in “Technical specifications” on page For a list of supported memory options, see https://serverproven.lenovo.com ThinkSystem SR650a V4 User Guide...
  • Page 53 Information about optimizing memory performance and configuring memory is available at the Lenovo Press website: https://lenovopress.lenovo.com/servers/options/memory In addition, you can take advantage of a memory configurator, which is available at the following site: https://dcsc.lenovo.com/#/memory_configuration Specific information about the required installation order of memory modules in your server based on the system configuration and memory mode that you are implementing is shown below.

  • Page 54: Independent Mode Installation Order

    The following tables show the memory module installation orders for independent mode. Table 9. Installation order for one processor Total DIMMs Processor 1 1 DIMM 4 DIMMs 4 DIMMs 1,2,3 8 DIMMs 1,2,4 12 DIMMs 1,2,4 16 DIMMs 1,2,4 ThinkSystem SR650a V4 User Guide...
  • Page 55 Table 10. Installation order for two processors Total DIMMs Processor 1 2 DIMMs 8 DIMMs 8 DIMMs 1,2,3 16 DIMMs 1,2,4 24 DIMMs 1,2,4 32 DIMMs 1,2,4 Total DIMMs Processor 2 2 DIMMs 8 DIMMs 8 DIMMs 1,2,3 16 DIMMs 1,2,4 24 DIMMs 1,2,4...

  • Page 56: Mirroring Mode Installation Order

    Follow the rules below when installing memory modules in mirroring mode: • All memory modules to be installed must be of the same Lenovo part number. • Partial Memory Mirroring is a sub-function of memory mirroring. It requires following the memory installation order of memory mirroring mode.

  • Page 57: Technical Rules

    DIMM configuration Supported DIMMs Slot No. 16/32/48/64/96/128 GB RDIMMs, 32/64 GB MRDIMMs, or 256 GB 3DS RDIMMs 8-DIMM (1P) or 16-DIMM (2P) 32 GB (2Rx8), 64 GB, 96 GB, or 128 GB RDIMMs or 256 GB 3DS RDIMMs 16-DIMM (1P) or 32-DIMM (2P) Same as slot 0 1P: one processor;...
  • Page 58 Cable riser card for Slot 4&7, Gen5 x16, 300 mm / Slot Slot 5 Rigid riser card / Slot Cable riser card for Slot 3&6, Gen5 x16, 300 mm Cable riser card for Slot 4&7, Gen5 x16, 300 mm ThinkSystem SR650a V4 User Guide...
  • Page 59 Table 16. Riser cards in front riser assemblies Slot x8/x8/x8/x8 x16/x16 Slot 16/ Cable riser card, Gen5 x8, 550/470 mm Slot 20 Slot 17/ Cable riser card, Gen5 x8, 550/470 mm Cable riser card, Gen5 x16, 550/450 mm Slot 21 Slot 18/ Cable riser card, Gen5 x8, 550/1000 mm Slot 22...

  • Page 60: Thermal Rules

    – Supports DW GPU adapters up to 400W. – Supports SW GPU adapters up to 150W. – Supports RDIMM with capacity up to 128 GB per module. – See the following table for ambient temperature management details. ThinkSystem SR650a V4 User Guide...
  • Page 61 Table 17. Configuration with performance fans CPU TDP Required Ambient temperature management heatsink CPU TDP > 300W Performance • Keep ambient temperature to 30°C or lower when RDIMM capacity is lower heatsink than 64 GB per module. • Keep ambient temperature to 25°C or lower when RDIMM capacity is lower than 128 GB per module.
  • Page 62 – Ambient temperature management: – Keep ambient temperature to 35°C or lower when RDIMM capacity is lower than 128 GB per module. – Keep ambient temperature to 30°C or lower when one of the following components is installed: ThinkSystem SR650a V4 User Guide...

  • Page 63: Power On And 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 64: About This Task

    Figure 17. Removing the front mounting pins Open and hold the front latch to disengage the front end of the rail. Push the rail forward and remove it from the rack. Remove the rear mounting pins from the rack. ThinkSystem SR650a V4 User Guide...

  • Page 65: Install The Rails To The Rack

    Figure 18. Removing the rear mounting pins Open and hold the rear latch to disengage the rear end of the rail. Remove the rail from the rear mounting flanges. After you finish If necessary, install a replacement unit. See the instructions in Rail Installation Guide that comes with the rail kit.
  • Page 66 Push the rail toward outside of the rack until the rear latch opens. Push the rail toward the rear mounting flanges. Rotate the rear latch back to the closed position. Step 2. Install the front mounting pins to the rack. ThinkSystem SR650a V4 User Guide...

  • Page 67: Server Replacement

    Figure 20. Installing front mounting pins Slide the inner rail all the way in to allow the front latch to open. Open the front latch and align the mounting pins with corresponding front mounting flanges. Pull the rail forward until the mounting pins go through the holes. Release the front latch to secure the rail to the rack.

  • Page 68: Remove The Server From The Rack

    Make sure to have three people operate the server removal procedures to prevent injury. Procedure Step 1. If the rack has a cable management arm (CMA) installed, remove it first. Step 2. Disengage the server from the rack on the front. ThinkSystem SR650a V4 User Guide...
  • Page 69 Rack front Figure 21. Disengaging server from the rack Flip down the covers on the rack latches. Loosen the screws that secure the server. Step 3. Remove the server from the rack. CAUTION: Make sure three people are lifting the sever by holding the lift points.
  • Page 70 Push the inner rail backwards until the T-pins on the server disengaged from the inner rail. Step 5. Repeat the previous step to the other rail. After you finish Carefully lay the server on a flat, static-protective surface. ThinkSystem SR650a V4 User Guide...

  • Page 71: Install The Server To The Rack

    Install the server to the rack Follow the instructions in this section to install the server to the rack. S036 18 - 32 kg (39 - 70 lb) 32 - 55 kg (70 - 121 lb) CAUTION: Use safe practices when lifting. R006 CAUTION: Do not place any object on top of a rack-mounted device unless that rack-mounted device is intended...
  • Page 72 2. “L” and “R” stamps indicate the left and right sides of the rails. Figure 26. Installing inner rails Step 3. Repeat the previous step to the other rail. Step 4. Carefully lift up the server with three people. CAUTION: ThinkSystem SR650a V4 User Guide...
  • Page 73 Make sure three people are lifting the sever by holding the lift points. Rack front Figure 27. Lifting up the server Step 5. From the front of the rack, install server into the rails. Note: Before installing the inner rails to the intermediate ones, make sure that the ball retainers on both sides reach the outmost position.
  • Page 74 Flip down the covers on the rack latches. Tighten the screws to secure the server. (Optional) Install one M6 screw to each of the rails to secure the server to the rear of the rack. ThinkSystem SR650a V4 User Guide...

  • Page 75: 2.5-Inch Hot-Swap Drive Replacement

    Rack rear Figure 31. Securing the server to the rear of the rack After you finish 1. Reconnect the power cords and any cables that you removed. 2. Power on the server and any peripheral devices. See “Power on the server” on page 3.

  • Page 76: Install A 2.5-Inch Hot-Swap Drive

    • To make sure that there is adequate system cooling, do not operate the server for more than two minutes without either a drive or a drive bay filler installed in each bay. ThinkSystem SR650a V4 User Guide...
  • Page 77 The following notes describe the type of drives that the server supports and other information that you must consider when you install a drive. For a list of supported drives, see https://serverproven.lenovo.com • Locate the documentation that comes with the drive and follow those instructions in addition to the instructions in this chapter.

  • Page 78: Inch Drive Cage And Drive Backplane Replacement

    “Install the 2.5-inch drive cage and drive backplane” on page 71 Remove the 2.5-inch drive cage and drive backplane Follow instructions in this section to remove the 2.5-inch drive cage and drive backplane. About this task Attention: ThinkSystem SR650a V4 User Guide...
  • Page 79 • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server” on page •...
  • Page 80 After you finish 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. Demo video Watch the procedure on YouTube ThinkSystem SR650a V4 User Guide...

  • Page 81: Install The 2.5-Inch Drive Cage And Drive Backplane

    Install the 2.5-inch drive cage and drive backplane Follow instructions in this section to install the 2.5-inch drive cage and drive backplane. About this task Attention: • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely.

  • Page 82: Air Baffle Replacement

    2. Complete the parts replacement. See “Complete the parts replacement” on page 293. Demo video Watch the procedure on YouTube Air baffle replacement Follow the instructions in this section to remove and install the air baffle. ThinkSystem SR650a V4 User Guide...

  • Page 83: Remove The Air Baffle

    • “Remove the air baffle” on page 73 • “Install the air baffle” on page 75 Remove the air baffle Follow the instructions in this section to remove the air baffle. About this task S033 CAUTION: Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with metal, which might result in spattered metal, burns, or both.
  • Page 84 Remove the filler from the air baffle as illustrated above. After you finish 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. ThinkSystem SR650a V4 User Guide...

  • Page 85: Install The Air Baffle

    Demo video Watch the procedure on YouTube Install the air baffle Follow the instructions in this section to install the air baffle. About this task S033 CAUTION: Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with metal, which might result in spattered metal, burns, or both.
  • Page 86 Align the tabs on both sides of the air baffle with the corresponding slots on both sides of the chassis. Then, lower the air baffle into the chassis and press the air baffle down until it is securely seated. ThinkSystem SR650a V4 User Guide...

  • Page 87: Cable Wall Replacement

    Figure 45. Installing the air baffle After you finish 1. Reconnect cables of RAID flash power modules if you have disconnected them. See Internal Cable Routing Guide 2. Reconnect cables of the M.2 backplane if you have disconnected them. See Internal Cable Routing Guide 3.

  • Page 88: Remove The Cable Walls

    Attention: To avoid damaging the system board assembly, make sure to follow the instructions in when disconnecting cables from the system board assembly. Internal Cable Routing Guide Step 3. Remove the cables from the cable walls. ThinkSystem SR650a V4 User Guide...
  • Page 89 Figure 46. Cable wall locations Cable walls Step 4. Loosen the two screws that secure the cable wall; then, lift the cable wall from the system board assembly to remove it. Repeat the step to the other cable wall. Chapter 5 Hardware replacement procedures...

  • Page 90: Install The Cable Walls

    Touch the static-protective package that contains the new part to any unpainted surface on the outside of the server. Then, take the new part out of the package and place it on a static-protective surface. ThinkSystem SR650a V4 User Guide...

  • Page 91: Cmos Battery (Cr2032) Replacement

    Step 2. Align the cable wall with the screw holes on the system board assembly; then, fasten two screws to secure the cable wall. Repeat the step to the other cable wall. Figure 48. Installing the cable walls Step 3. Connect the cables to the system board assembly if applicable, and route the cables into the space between cable wall and chassis to secure the cables.
  • Page 92 • Lenovo has designed this product with your safety in mind. The lithium CMOS battery must be handled correctly to avoid possible danger. If you replace the CMOS battery, you must adhere to local ordinances or regulations for battery disposal.

  • Page 93: Install The Cmos Battery (Cr2032)

    The following tips describe information that you must consider when installing the CMOS battery. • Lenovo has designed this product with your safety in mind. The lithium CMOS battery must be handled correctly to avoid possible danger. If you replace the CMOS battery, you must adhere to local ordinances or regulations for battery disposal.
  • Page 94 S004 CAUTION: When replacing the lithium battery, use only Lenovo specified part number or an equivalent type of battery recommended by the manufacturer. If your system has a module containing a lithium battery, replace it only with the same module type made by the same manufacturer. The battery contains lithium and can explode if not properly used, handled, or disposed of.

  • Page 95: E3.S Hot-Swap Drive Replacement

    Procedure Step 1. Install the CMOS battery. Ensure that the CMOS battery is seated in place. Note: Before you install the battery into the socket, make sure that the positive side faces upward. Tilt the battery and insert it to the socket. Press the battery down until it clicks into the socket.
  • Page 96 Grasp the handle and slide the drive out of the drive bay. Note: Install a bay filler or replacement unit as soon as possible. See “Install an E3.S hot-swap drive” on page Figure 52. Removing an E3.S hot-swap drive After you finish ThinkSystem SR650a V4 User Guide...

  • Page 97: Install An E3.S Hot-Swap Drive

    The following notes describe the type of drives that the server supports and other information that you must consider when you install a drive. For a list of supported drives, see https://serverproven.lenovo.com • Locate the documentation that comes with the drive and follow those instructions in addition to the instructions in this chapter.
  • Page 98 Make sure that the drive handle is in the open position. Then, align the drive with the guide rails in the bay and gently push the drive into the bay until the drive stops. Rotate the drive handle to the fully closed position until the handle latch clicks. ThinkSystem SR650a V4 User Guide...
  • Page 99 Figure 55. Installing an E3.S hot-swap drive Step 4. If there are additional drives to install, do so now; if any of the bays is left empty, fill it with a bay filler. • To install a bay filler, insert it into the empty bay until it is firmly seated. Figure 56.
  • Page 100 See the ThinkSystem RAID adapter documentation for additional information about RAID operation and complete instructions for using ThinkSystem RAID adapter. Demo video Watch the procedure on YouTube ThinkSystem SR650a V4 User Guide...

  • Page 101: E3.S Drive Cage And Backplane Replacement

    E3.S drive cage and backplane replacement Follow the instructions in this section to remove and install an E3.S drive cage and an E3.S drive backplane. Remove an E3.S drive cage and backplane Follow the instructions in this section to remove an E3.S drive cage and backplane. About this task Attention: •...
  • Page 102 Disconnect power and signal cables from the backplane. Step 4. Remove the backplane assembly from the E3.S 1T cage. Loosen the four screws that secure the backplane assembly. Slide the backplane assembly away from the cage. ThinkSystem SR650a V4 User Guide...
  • Page 103 Figure 61. Removing the backplane assembly Step 5. If necessary, remove the E3.S drive cage from the chassis. Loosen the two screws that secure the E3.S drive cage. Slide the E3.S drive cage out of the chassis. Figure 62. Removing the E3.S drive cage After you finish 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 104: Install An E3.S Drive Cage And Backplane

    Fasten two screws to secure the E3.S drive cage. Figure 63. Installing the E3.S cage Step 2. Install the backplane assembly to the E3.S 1T cage. Install the backplane assembly to the cage. Fasten four screws to secure the backplane assembly. ThinkSystem SR650a V4 User Guide...
  • Page 105 Figure 64. Installing the backplane assembly Step 3. Connect power and signal cables to the backplane. Step 4. Install the E3.S 1T cage. Make sure that the latch is in the open position. Slide the cage into the chassis until the guide pin on the chassis is seated into place. Press the latch down to secure the cage.

  • Page 106: Front Riser Assembly And Pcie Adapter Replacement

    Remove the system fan cage. See “Remove the system fan cage” on page 285. Record where the cables from riser assembly are connected to the system board assembly; then, disconnect the cables from the system board assembly. ThinkSystem SR650a V4 User Guide...

  • Page 107: Remove A Front Pcie Adapter

    Attention: To avoid damaging the system board assembly, make sure to follow the instructions in when disconnecting cables from the system Internal Cable Routing Guide board assembly. Step 2. Remove the riser assembly. Figure 66. Front riser assembly removal Loosen the two thumbscrews at the rear of riser assembly. Loosen the two screws that secure the riser assembly.
  • Page 108 Loosen the two screws at the front of riser cage. Remove the side support bracket from the riser cage. Step 3. If the PCIe adapter to be removed is with power cable, disconnect power cable from the adapter. Step 4. Remove the PCIe adapter. ThinkSystem SR650a V4 User Guide...

  • Page 109: Install A Front Pcie Adapter

    Figure 68. PCIe adapter removal Loosen the screws that secure the PCIe adapter. Grasp the PCIe adapter by its edges and carefully pull it out of the PCIe slot. Step 5. If no replacement adapter is to be installed in the slot, install the slot filler. Insert the filler into the slot, and then secure the filler with one screw.
  • Page 110 Step 2. If a slot filler is installed, loosen the screw that secures the filler, and then remove the filler. Figure 70. PCIe slot filler Step 3. Install the PCIe adapter to the riser cage. ThinkSystem SR650a V4 User Guide...
  • Page 111 Figure 71. PCIe adapter installation Align the PCIe adapter with the PCIe slot on the riser card. Carefully press the PCIe adapter straight into the slot until it is securely seated and its bracket also is secured. Fasten screws to secure the PCIe adapter. Step 4.

  • Page 112: Install A Front Riser Assembly

    Demo video Watch the procedure on YouTube Install a front riser assembly Follow the instructions in this section to install a front riser assembly. About this task S011 CAUTION: Sharp edges, corners, or joints nearby. Attention: ThinkSystem SR650a V4 User Guide...

  • Page 113: Front Pcie Riser Card Replacement

    • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server” on page •...

  • Page 114: Remove A Front Pcie Riser Card

    Remove all the PCIe adapters installed in the riser cage. See “Remove a front PCIe adapter” on page Step 2. If the cable of PCIe riser card is secured in the cable clip, remove the cable from the cable clip. ThinkSystem SR650a V4 User Guide...
  • Page 115 Figure 75. Cable clips of front riser assembly Cable clips 1 2 3 Step 3. Remove the PCIe riser card Figure 76. Riser card removal Loosen the screws that secure the riser card. Chapter 5 Hardware replacement procedures...

  • Page 116: Install A Front Pcie Riser Card

    Touch the static-protective package that contains the new part to any unpainted surface on the outside of the server. Then, take the new part out of the package and place it on a static-protective surface. Step 2. Install the riser card. ThinkSystem SR650a V4 User Guide...
  • Page 117 Figure 77. Riser card installation Align the riser card with the riser cage and put it into the riser cage. Fasten screws to secure the riser card. Step 3. For riser cards of the top three slots of the riser assembly, make sure to route the signal cable into the cable clip as shown.

  • Page 118: Heat Sink Torx T30 Nut Replacement

    Remove the top cover. See “Remove the top cover” on page 287. Remove the air baffle. See Remove the air baffle. Remove the PHM. See Remove a processor and heat sink. Step 2. Remove the Torx T30 nut. ThinkSystem SR650a V4 User Guide...

  • Page 119: Install A Heat Sink Torx T30 Nut

    Figure 79. 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 120 After you finish 1. Reinstall the PHM. See “Install a processor and heat sink” on page 226. 2. Complete the parts replacement. See “Complete the parts replacement” on page 293. Demo video Watch the procedure on YouTube ThinkSystem SR650a V4 User Guide...

  • Page 121: Internal Cff Adapter Replacement

    Internal CFF adapter replacement Follow the instructions in this section to remove and install an internal customer form factor (CFF) RAID adapter, internal CFF HBA adapter, or internal CFF RAID expander adapter. The server supports RAID/HBA adapters in two form factors: •...

  • Page 122: Install An Internal Cff Adapter

    Demo video Watch the procedure on YouTube Install an internal CFF adapter Follow the instructions in this section to install an internal CFF adapter, internal CFF HBA adapter, or internal CFF RAID expander adapter. ThinkSystem SR650a V4 User Guide...
  • Page 123 Firmware and driver download: You might need to update the firmware or driver after replacing a component. • Go to https://datacentersupport.lenovo.com/products/servers/thinksystem/sr650av4/7dgc/downloads/driver- to see the latest firmware and driver updates for your server. list/ • Go to “Update the firmware” on page 296 for more information on firmware updating tools.

  • Page 124: 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. See “Server replacement” on page ThinkSystem SR650a V4 User Guide...

  • Page 125: Install An M.2 Drive

    Step 2. Remove the top cover. See “Remove the top cover” on page 287. Step 3. Remove the M.2 drive from the M.2 backplane. Figure 84. Removing the M.2 drive Press both sides of the retainer Slide the retainer backward to loosen the M.2 drive from the M.2 backplane. Rotate the M.2 drive away from the M.2 backplane.
  • Page 126 F F i i g g u u r r e e 8 8 6 6 . . M M . . 2 2 d d r r i i v v e e s s l l o o t t s s ThinkSystem SR650a V4 User Guide...

  • Page 127: Remove The M.2 Backplane

    Step 4. Install the M.2 drive on the M.2 backplane. Figure 87. Installing the M.2 drive Insert the M.2 drive at an angle of approximately 30 degrees into the connector. Rotate the M.2 drive down until the notch catches on the lip of the retainer Slide the retainer toward the connector to secure the M.2 drive into place.
  • Page 128 Unfasten the screw that secures the M.2 backplane to the air baffle. Press the retention clip to release the M.2 backplane. Remove the M.2 backplane from the air baffle. After you finish 1. Install a new M.2 backplane. See “Install the M.2 backplane” on page 119. ThinkSystem SR650a V4 User Guide...

  • Page 129: Install The M.2 Backplane

    Firmware and driver download: You might need to update the firmware or driver after replacing a component. • Go to https://datacentersupport.lenovo.com/products/servers/thinksystem/sr650av4/7dgc/downloads/driver- to see the latest firmware and driver updates for your server. list/ • Go to “Update the firmware”...

  • Page 130: Intrusion Switch Replacement

    (SEL). • “Remove the intrusion switch” on page 120 • “Install the intrusion switch” on page 122 Remove the intrusion switch Follow the instructions in this section to remove the intrusion switch. ThinkSystem SR650a V4 User Guide...

  • Page 131: Work Safely

    About this task Attention: • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server”...

  • Page 132: Install The Intrusion Switch

    “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server” on page ThinkSystem SR650a V4 User Guide...
  • Page 133 • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system. Procedure Step 1.

  • Page 134: Lenovo Processor Neptune Core Module Replacement (Trained Technicians Only)

    Follow the instructions in this section to remove and install the Processor Neptune Core Module. Important: • This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.
  • Page 135 CAUTION: Sharp edges, corners, or joints nearby. Attention: • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server”...
  • Page 136 Figure 95. Removing the 1FH bracket Remove the screws that secure the bracket. Lift the bracket out of the chassis. • 3FH riser cage ThinkSystem SR650a V4 User Guide...
  • Page 137 Figure 96. Removing the 3FH riser cage Loosen the screw that secures the riser cage. Grasp the riser cage by its edges and carefully lift it out of the chassis. Step 3. Disengage the hoses and liquid detection sensor module from the holder. Chapter 5 Hardware replacement procedures...
  • Page 138 Torx T30 nuts and try lifting the module again. Step 5. Separate the processor from the Processor Neptune Core Module. See “Separate the processor from carrier and heat sink” on page 224. ThinkSystem SR650a V4 User Guide...

  • Page 139: Module

    Follow the instructions in this section to install the Processor Neptune Core Module. Important: • This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.
  • Page 140 Torque screwdriver type list Screw Type Torx T30 head screwdriver Torx T30 screw Procedure Step 1. Install the hose holder to the chassis. ThinkSystem SR650a V4 User Guide...
  • Page 141 Figure 100. Installing the hose holder Remove the screws on the system board assembly if needed. Align the screw holes in the hose holder with the screw holes on the system board assembly and the guiding pins on the holder with the holes on the rear wall. Install the screws to secure the hose holder to the system board assembly.
  • Page 142 Press the carrier into place until the clips at all four corners engage. Note: If the server has only one processor installed, generally processor 1, it is required to install a cover to the empty socket of processor 2 before proceeding with further installation. ThinkSystem SR650a V4 User Guide...
  • Page 143 Figure 102. Installing the processor socket cover Step 3. Install the Processor Neptune Core Module to the system board assembly. Figure 103. Installing the Processor Neptune Core Module Rotate the anti-tilt wire bails inward. Align the triangular mark and four Torx T30 nuts on the cold plate assembly with the triangular mark and threaded posts of the processor socket;...
  • Page 144 • To replace processors without changing the module, a handle is not needed. Skip Step 4 on page 133 and proceed with further installation. Step 5. Install the cold plate covers. Press the covers down as illustrated below. ThinkSystem SR650a V4 User Guide...
  • Page 145 Figure 105. Installing cold plate covers Step 6. Place the hoses and the liquid detection sensor module on the hose holder. Figure 106. Placing the hoses and liquid detection sensor module Chapter 5 Hardware replacement procedures...
  • Page 146 Step 7. Install the 1FH bracket or 3FH riser cage. • 1FH bracket Figure 108. Installing the 1FH bracket Lower the bracket onto the hose holder. Install the screws to secure the bracket into place. ThinkSystem SR650a V4 User Guide...
  • Page 147 • 3FH riser cage Figure 109. Installing the 3FH riser cage Lower the riser cage into the chassis. Tighten the screw to secure the riser cage. Step 8. Connect the cable of the liquid detection sensor module to the connector on the system board assembly.

  • Page 148: Hot-Swap M.2 Drive Assembly Replacement

    • Before you remove any component of a RAID array (drive, RAID card, etc.), back up all RAID configuration information. Procedure Step 1. Remove a hot-swap M.2 drive assembly. Slide the release latch to unlock the handle. Rotate the handle to the open position. ThinkSystem SR650a V4 User Guide...

  • Page 149: Install A Hot-Swap M.2 Drive Assembly

    Grasp the handle and slide the drive assembly out of the drive bay. Figure 111. Removing a hot-swap M.2 drive assembly Step 2. Install a drive tray or replacement drive assembly as soon as possible. To install a replacement drive assembly, see Install a hot-swap M.2 drive assembly.
  • Page 150 If a drive tray is installed in the drive bay, remove the tray. Slide the release latch to unlock the handle. Rotate the handle to the open position. Grasp the handle and slide the tray out of the drive bay. ThinkSystem SR650a V4 User Guide...

  • Page 151: Disassemble An M.2 Drive Assembly

    Figure 113. Removing an M.2 drive tray Step 2. Install the hot-swap M.2 drive assembly. Make sure that the handle is in the open position. Then, align the drive assembly with the guide rails in the bay and gently push the drive assembly into the bay until the drive assembly stops.
  • Page 152 Figure 115. Remove the M.2 drive with heat sink Loosen one screw that secures the M.2 drive. Lift one side of the drive as illustrated above. Remove the M.2 drive from the interposer slot. Step 3. Remove the M.2 interposer. ThinkSystem SR650a V4 User Guide...
  • Page 153 Figure 116. Removing M.2 interposer Loosen four screws that secure the M.2 interposer. Lift the interposer off the tray. Step 4. If necessary, separate the M.2 drive and the heat sink. Note: Once the heat sink and bottom plate are separated from the M.2 drive, the used thermal pads are not reusable.
  • Page 154 Lift the drive off the bottom plate. Step 5. If the bottom plate and heat sink are to be reused, clean up the residue of the thermal pads. Figure 118. Cleaning heat sink and bottom plate ThinkSystem SR650a V4 User Guide...

  • Page 155: Assemble An M.2 Drive Assembly

    Clean up the thermal pad residue on the back of the heat sink with an alcohol cleaning pad. Peel off the thermal pad on the bottom plate. Clean up the residue by swiping with an alcohol cleaning towel in one direction. After you finish 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 156 Place the M.2 drive on the bottom plate. Align the heat sink to the guiding pins on the bottom plate. Tighten four screws to secure the drive and heat sink. Step 2. Install the M.2 interposer to the tray. ThinkSystem SR650a V4 User Guide...
  • Page 157 Figure 121. Installing M.2 interposer Align the interposer to the guiding pins on the tray. Tighten four screws to secure the interposer. Step 3. Install the M.2 drive with heat sink to the interposer Figure 122. Installing the M.2 drive with heat sink Hold the M.2 drive with heat sink at an angle, and insert the drive to the interposer slot.

  • Page 158: Drive Cage And Drive Backplanes Replacement

    Remove all hot-swap M.2 drive assemblies installed in the front M.2 drive cage. See “Remove a hot-swap M.2 drive assembly” on page 138 Remove the top cover. See “Remove the top cover” on page 287. ThinkSystem SR650a V4 User Guide...
  • Page 159 Disconnect the power and signal cables from the M.2 backplanes. Step 2. Remove the front M.2 drive cage with cage frame from the chassis. Open the latch to disengage the drive cage with frame. Slide the drive cage with frame out of the chassis. Figure 124.
  • Page 160 Remove the front M.2 boot backplane from the drive cage. Loosen the two screws that secure the backplane. Figure 127. Removing the front M.2 boot backplane Pivot the left side of backplane away from the drive cage. Remove the backplane from the drive cage. ThinkSystem SR650a V4 User Guide...

  • Page 161: Install The Front M.2 Drive Cage And Drive Backplanes

    Figure 128. Removing the front M.2 boot backplane After you finish 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. Demo video Watch the procedure on YouTube Install the front M.2 drive cage and drive backplanes Follow the instructions in this section to install the front M.2 drive cage and drive backplanes.
  • Page 162 Insert the right side of the backplane to the drive cage. Pivot the left side of the backplane toward the drive cage. Figure 130. Installing the M.2 boot backplane Fasten two screws to secure the backplane. ThinkSystem SR650a V4 User Guide...
  • Page 163 Figure 131. Installing the M.2 boot backplane Step 2. Install the M.2 controller board to the drive cage. Install the controller board to the drive cage. Make sure that the boot backplane contacts are fully seated in the connector on the controller board as illustrated. Fasten two screws to secure the controller board.
  • Page 164 Figure 134. Installing the front M.2 drive cage with frame Figure 135. Installing the front M.2 drive cage with frame Step 5. Connect the power and signal cables to the backplanes. See Internal Cable Routing Guide ThinkSystem SR650a V4 User Guide...

  • Page 165: Remove The Rear M.2 Riser Cage And Drive Backplane

    After you finish Complete the parts replacement. See “Complete the parts replacement” on page 293. Demo video Watch the procedure on YouTube Remove the rear M.2 riser cage and drive backplane Follow the instructions in this section to remove the rear M.2 riser cage and drive backplane. About this task Attention: •...

  • Page 166: Install The Rear M.2 Riser Cage And Drive Backplane

    Install the rear M.2 backplane to the riser cage. Align the backplane with the guide pin on the riser cage; then, slide the backplane toward the riser cage until the guide pin is seated in place. Fasten one screw to secure the backplane. ThinkSystem SR650a V4 User Guide...

  • Page 167: Management Nic Adapter Replacement

    Figure 137. Installing the M.2 backplane to 3FH M.2 riser cage Step 2. If necessary, reinstall the PCIe adapters to the riser cage. See “Install a rear PCIe adapter and riser card” on page 249. Step 3. Install the M.2 riser cage to the chassis. See “Install a rear riser assembly”...

  • Page 168: Install The Management Nic Adapter

    Step 1. Make preparation for the task. Access the Lenovo XClarity Controller; then, select Network in BMC Configuration and disable Ethernet Port 2. 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.
  • Page 169 Firmware and driver download: You might need to update the firmware or driver after replacing a component. • Go to https://datacentersupport.lenovo.com/products/servers/thinksystem/sr650av4/7dgc/downloads/driver- to see the latest firmware and driver updates for your server. list/ • Go to “Update the firmware”...

  • Page 170: Manifold Replacement (Trained Technicians Only)

    Follow the instructions in this section to remove and install the manifolds. Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.

  • Page 171: Remove The Manifold (In-Rack System)

    Figure 140. Manifolds in a 42U in-row Figure 141. Manifolds in a 42U in-rack system system Figure 142. Manifolds in a 48U in-rack system Figure 144. 42U in-rack connection Figure 145. 48U in-rack connection Figure 143. 42U in-row hose kit Two left spools on supply manifold Two right spools on return manifold •...
  • Page 172 About this task Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification. CAUTION: The liquid might cause irritation to the skin and eyes. Avoid direct contact with the liquid.
  • Page 173 DANGER Risk of electric shock due to water or a water solution which is present in this product. Avoid working on or near energized equipment with wet hands or when spilled water is present. Attention: • Read “Installation Guidelines” on page 39 “Safety inspection checklist”...
  • Page 174 Note: Disengage the return side first, then disengage the supply side. Figure 148. Removing the connection set Rotate the ball valve to the left. Pull the connection set off from ball valve. Step 6. Remove the return manifold with the connection set attached. ThinkSystem SR650a V4 User Guide...
  • Page 175 Figure 149. Removing the manifold Hold the manifold with both hands, and lift it upward to relocate the spools from the small openings to large ones on the rack cabinet. Remove the manifold with the connection set attached. Step 7. Repeat Step 6 on page 164 to the supply manifold.
  • Page 176 Remove the rubber quick connect plug covers from the ports on the manifold. Plug the bleeder kit to the manifold. Step 9. Slowly open the bleeder valve to allow a steady stream of coolant to drain. Close the bleeder valve once coolant stops flowing. ThinkSystem SR650a V4 User Guide...
  • Page 177 Figure 151. Opening the bleeder valve Step 10. Install the bleeder kit to the manifold return side. Note: This step drains the liquid with the help of a pressure difference inside and outside the return manifold. Chapter 5 Hardware replacement procedures...
  • Page 178 Plug the bleeder kit to the manifold. Step 11. Slowly open the bleeder valve to allow a steady stream of coolant to drain. Close the bleeder valve once coolant stops flowing. Figure 153. Opening the bleeder valve ThinkSystem SR650a V4 User Guide...

  • Page 179: Install The Manifold (In-Rack System)

    Follow the instructions to install the manifold in an in-rack direct water cooling system. About this task Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.
  • Page 180 DANGER Risk of electric shock due to water or a water solution which is present in this product. Avoid working on or near energized equipment with wet hands or when spilled water is present. Attention: ThinkSystem SR650a V4 User Guide...
  • Page 181 Make sure that the in-rack CDU and other devices are not powered on, and that all external cables are disconnected. Step 2. To install the Processor Neptune Core Module, see “Install the Lenovo Processor Neptune Core Module” on page 129. Step 3.
  • Page 182 Note: One end of a connection set comes with a detachable ball valve, and the two parts are connected by a ferrule. Remove the ferrule to separate the ball valve that is bound for CDU in Step 7 on page 173. ThinkSystem SR650a V4 User Guide...
  • Page 183 Figure 156. Separating ball valves 17 mm wrench Loosen the screw that locks the ferrule. Put the screw down. Open the clamp. Remove the ferrule. Remove the ball valve from connection set. Step 7. Install ball valves to CDU. Figure 157. Installing ball valves Connect the ball valves to Supply and Return ports.
  • Page 184 Close the clamp. Lift the screw upright. Tighten the screw and make sure that it is secured. Step 9. Install the connection set to ball valves. Note: Install the supply side first, then install the return side. ThinkSystem SR650a V4 User Guide...
  • Page 185 Figure 159. Connecting ball valves Connect ball valves. Rotate to the right to lock the two valves. Step 10. Prepare the in-rack CDU. Connect the feed hose to inlet port on the front. Figure 160. The front of CDU Connect hoses to the drain port and bleeder port on the rear. Chapter 5 Hardware replacement procedures...
  • Page 186 Lenovo Neptune DWC RM100 in-rack liquid Distribution Unit (CDU) Operation & Maintenance Guide. • For service support, associated warranty and maintenance sizing, contact Lenovo Professional Services team at cdusupport@lenovo.com. Step 11. Install the quick connect plug to the manifolds. Figure 162. Installing the quick connect plug Remove the rubber quick connect plug covers from the ports on the manifold.
  • Page 187 Figure 163. Installing the bleeder kit to the supply side Remove the rubber quick connect plug covers from the ports on the manifold. Plug the bleeder kit to the manifold. Step 13. To push the air out of the manifolds, open ball valve switches to let liquid fill the system. Figure 164.
  • Page 188 Figure 165. Opening the bleeder valve on the supply side Step 15. Install the bleeder kit to the manifold return side. ThinkSystem SR650a V4 User Guide...
  • Page 189 Figure 166. Installing the bleeder kit on the return side Remove the rubber quick connect plug covers from the ports on the manifold. Plug the bleeder kit to the manifold. Step 16. Slowly open the bleeder valve to conduct the air out of the hose. Close the bleeder valve once a steady stream of water flows into the bucket or there are only minimal bubbles in the bleeder hose.
  • Page 190 Close the bleeder valve once a steady stream of water flows into the bucket or there are only minimal bubbles in the bleeder hose. ThinkSystem SR650a V4 User Guide...

  • Page 191: Remove The Manifold (In-Row System)

    Follow the instructions to remove the manifold in an in-row direct water cooling system. About this task Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.
  • Page 192 “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server” on page ThinkSystem SR650a V4 User Guide...
  • Page 193 • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system. •...
  • Page 194 Re-install the rubber quick connect plug covers to the ports on the manifold. Step 3. Repeat Step 2 on page 183 to the other manifold. Step 4. Remove the manifold with the hose kit attached. ThinkSystem SR650a V4 User Guide...
  • Page 195 Figure 171. Removing the manifold Hold the manifold with both hands, and lift it upward to relocate the spools from the small openings to large ones on the rack cabinet. Remove the manifold with the hose kit attached. Step 5. Repeat Step 4 on page 184 to the other manifold.
  • Page 196 Remove the rubber quick connect plug covers from the ports on the manifold. Plug the bleeder kit to the manifold. Step 7. Slowly open the bleeder valve to allow a steady stream of coolant to drain. Close the bleeder valve once coolant stops flowing. ThinkSystem SR650a V4 User Guide...
  • Page 197 Figure 173. Opening the bleeder valve Step 8. Install the bleeder kit to the manifold return side. Note: This step drains the liquid with the help of a pressure difference inside and outside the return manifold. Chapter 5 Hardware replacement procedures...
  • Page 198 Remove the rubber quick connect plug covers from the ports on the manifold. Plug the bleeder kit to the manifold. Step 9. Slowly open the bleeder valve to allow a steady stream of coolant to drain. Close the bleeder valve once coolant stops flowing. ThinkSystem SR650a V4 User Guide...
  • Page 199 Figure 175. Opening the bleeder valve Step 10. Separate the manifold from the hose kit in a dry and clean work area, and keep a bucket and absorbent cloths around to collect any liquid that may drain out. Figure 176. Separating the manifold from the hose kit 17 mm wrench Loosen the screw that locks the ferrule.

  • Page 200: Install The Manifold (In-Row System)

    Follow the instructions to install the manifold in an in-row direct water cooling system. About this task Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.
  • Page 201 Procedure Note: Your server may differ from that shown in the illustrations, but the procedure is the same. Step 1. To install the Processor Neptune Core Module, see “Install the Lenovo Processor Neptune Core Module” on page 129. Step 2.
  • Page 202 Note: For more information about the rack cabinet, see ThinkSystem Heavy Duty Full Depth Rack Cabinets User Guide. Step 4. Repeat Step 3 on page 191 to the other manifold. Step 5. Install the quick connect plug to the manifolds. ThinkSystem SR650a V4 User Guide...
  • Page 203 Figure 178. Installing the quick connect plug Remove the rubber quick connect plug covers from the ports on the manifold. Connect the plug to the manifold port. Step 6. Install the hose kit to the manifold. Chapter 5 Hardware replacement procedures...
  • Page 204 Wrap the interface around with the clamp. Close the clamp. Lift the screw upright. Tighten the screw and make sure that it is secured. Step 7. Install the bleeder kit to the manifold supply side. ThinkSystem SR650a V4 User Guide...
  • Page 205 Figure 180. Installing the bleeder kit to the supply side Remove the rubber quick connect plug covers from the ports on the manifold. Plug the bleeder kit to the manifold. Step 8. To push the air out of the manifold supply side, connect facility supply to manifold return. Chapter 5 Hardware replacement procedures...
  • Page 206 Slowly open the bleeder valve to conduct the air out of the hose. Close the bleeder valve once a steady stream of water flows into the bucket or there are only minimal bubbles in the bleeder hose. ThinkSystem SR650a V4 User Guide...
  • Page 207 Figure 182. Opening the bleeder valve on the supply side Step 10. Install the bleeder kit to the manifold return side. Chapter 5 Hardware replacement procedures...
  • Page 208 Remove the rubber quick connect plug covers from the ports on the manifold. Plug the bleeder kit to the manifold. Step 11. To push the air out of the manifold return side, connect facility supply to manifold supply. ThinkSystem SR650a V4 User Guide...
  • Page 209 Figure 184. Facility supply to manifold supply Press the button on the ball valve switch. Rotate both switches open and stop at around 1/4 of 90 degrees. Attention: • Open the ball valves on manifold supply side and facility supply side, while keep manifold return side closed.
  • Page 210 Close the bleeder valve once a steady stream of water flows into the bucket or there are only minimal bubbles in the bleeder hose. ThinkSystem SR650a V4 User Guide...
  • Page 211 Figure 186. Opening the bleeder valve on the supply side Step 14. Once completed, connect the supply and return of manifold and facility correspondingly. Fully open all connections on both supply and return sides. Figure 187. Opening ball valves Note: Chapter 5 Hardware replacement procedures...

  • Page 212: Memory Module Replacement

    – Do not use any metal tools (such as jigs or clamps) to handle the memory modules, because the rigid metals may damage the memory modules. – Do not insert memory modules while holding packages or passive components, which can cause package cracks or detachment of passive components by the high insertion force. ThinkSystem SR650a V4 User Guide...

  • Page 213: Install A Memory Module

    Important: Remove or install memory modules for one processor at a time. Procedure Attention: Make sure to remove or install memory module 20 seconds after disconnecting power cords from the system. It allows the system to be completely discharged of electricity and safe for handling memory module.
  • Page 214 Locate the required memory module slot on the processor board. Note: Ensure that you observe the installation rules and sequence in “Memory module installation rules and order” on page Step 3. Install the memory module into the slot. ThinkSystem SR650a V4 User Guide...

  • Page 215: Microsd Card Replacement

    Figure 189. Installing the memory module Attention: • Before you install a memory module into the slot, make sure that the clips are on open position, and the slot is clear of any debris. • To avoid breaking the retaining clips or damaging the memory module slots, open and close the clips gently.
  • Page 216 Remote Disc On Card (RDOC) will be lost, and the firmware rollback function and extended RDOC space will not be supported. To enable the two features, it will need to install a new MicroSD card. After you finish ThinkSystem SR650a V4 User Guide...

  • Page 217: Install The Microsd Card

    MicroSD card would be lost. After a new MicroSD card is installed, subsequent firmware update history will be saved to the new card. • To update firmware, refer to “Updating Server Firmware” section in Lenovo XClarity Controller Figure 191. Installing the MicroSD card Chapter 5...

  • Page 218: Power Supply Unit Replacement

    There are no serviceable parts inside these components. If you suspect a problem with one of these parts, contact a service technician. ThinkSystem SR650a V4 User Guide...
  • Page 219 S002 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 220 RTN is + and -Vin (typical -48 V) dc is -. Earth ground should be connected very well. 4. Connect dc power cord(s) to subject power source (s). 5. Turn ON all the power source(s). ThinkSystem SR650a V4 User Guide...
  • Page 221 Attention: • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely. • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system.
  • Page 222 LEDs, refer to “Power-supply-unit LEDs” on page 312. Step 3. Press the release tab toward the handle and carefully pull the handle at the same time to slide the power supply unit out of the chassis. ThinkSystem SR650a V4 User Guide...

  • Page 223: Install A Power Supply Unit

    Figure 194. Removing the power supply unit Step 4. Install the power-supply-unit filler to cover the power supply bay. Figure 195. Installing the power-supply-unit filler After you finish 1. Install a new power supply unit to cover the power supply bay. See “Install a power supply unit”...
  • Page 224 • If you are replacing the existing power supply with a new power supply: – Use Lenovo Capacity Planner to calculate the required power capacity for what is configured for your server. More information about Lenovo Capacity Planner is available at: https://datacentersupport.lenovo.com/solutions/lnvo-lcp...
  • Page 225 DANGER Electrical current from power, telephone, and communication cables is hazardous. To avoid a shock hazard: • Connect all power cords to a properly wired and grounded electrical outlet/source. • Connect any equipment that will be attached to this product to properly wired outlets/sources. •...
  • Page 226 Make sure that the power supply unit to be installed is the same as the installed ones. Otherwise, remove all existing power supply units and replace them all with the same power supply units. Notes: ThinkSystem SR650a V4 User Guide...
  • Page 227 • Power supply units in the chassis must have the same wattage, vendor, and part number (or alternate part number). • PSU with a release tab is a hot-swap PSU. The color of the release tab does not affect the serviceability of the PSU.
  • Page 228 2. If the server is turned off, turn on the server. Ensure that: • Both LEDs on the CRPS Premium power supply unit are lit green, indicating that the power supply unit is operating properly. ThinkSystem SR650a V4 User Guide...
  • Page 229 • The LED on the CRPS power supply unit is lit green, indicating that the power supply unit is operating properly. Demo video Watch the procedure on YouTube Chapter 5 Hardware replacement procedures...

  • Page 230: Processor And Heat Sink Replacement (Trained Technician Only)

    Important: • This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification. • The processor in your server can throttle in response to thermal conditions, temporarily lowering its speed to reduce heat output.
  • Page 231 • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system. •...
  • Page 232 • Keep the processor socket clean from any object to prevent possible damages. • The procedure of replacing a 2U entry PHM is the same as that of replacing a 2U standard PHM. Figure 201. Removing a 2U standard PHM ThinkSystem SR650a V4 User Guide...
  • Page 233 Figure 202. Removing a 1U T-shape performance PHM Fully loosen the Torx T30 nuts on the PHM in the removal sequence shown on the heat- sink label. Rotate the anti-tilt wire bails inward. Carefully lift the PHM from the processor socket. If the PHM cannot be fully lifted out of the socket, further loosen the Torx T30 nuts and try lifting the PHM again.

  • Page 234: Separate The Processor From Carrier And Heat Sink

    Note: The heat sink, processor, and processor carrier for your system might be different from those shown in the illustrations. Procedure Step 1. Separate the processor from the heat sink and carrier. ThinkSystem SR650a V4 User Guide...
  • Page 235 Figure 204. Separating a processor from the heat sink and carrier Note: Do not touch the contacts on the processor. Lift the handle to release the processor from the carrier. Hold the processor by its edges; then, lift the processor from the heat sink and carrier. Without putting the processor down, wipe the thermal grease from the top of the processor with an alcohol cleaning pad;...

  • Page 236: Install A Processor And Heat Sink

    All processors must https://serverproven.lenovo.com have the same speed, number of cores, and frequency. • Before you install a new PHM or replacement processor, update your system firmware to the latest level. “Update the firmware” on page 296. ThinkSystem SR650a V4 User Guide...
  • Page 237 The following illustration shows the components of the PHM. Figure 206. PHM components Heat sink Processor identification label Heat sink triangular mark Nut and wire bail retainer Torx T30 nut Anti-tilt wire bail Clips to secure carrier to a heat sink Processor carrier code marking Processor carrier Clips to secure processor in a carrier...
  • Page 238 Note: Replacement heat sinks come with different processor carriers. Make sure to use the carrier with the same carrier code markings as the one discarded. Make sure the handle on the carrier is in the closed position. ThinkSystem SR650a V4 User Guide...
  • Page 239 Align the processor on the new carrier so that the triangular marks align; then, insert the marked end of the processor into the carrier. Hold the inserted end of the processor in place; then, pivot the unmarked end of the carrier down and away from the processor.
  • Page 240 Step 5. (Optional) If the server has been pre-installed with a PHM filler and a socket filler, generally on processor 2, it is required to remove the fillers first before you proceed with further installation. ThinkSystem SR650a V4 User Guide...
  • Page 241 Figure 210. Removing a PHM filler Open the retaining clip on each end of the memory module slots next to the left and right sides of processor 2. Lift the PHM filler from the slots. Step 6. Install the processor-heat-sink module into the processor socket. Notes: •...
  • Page 242 (For reference, the torque required to fully tighten the nuts is 10 +/– 2.0 lbf-in, 1.1 +/– 0.2 N-m.) After you finish ThinkSystem SR650a V4 User Guide...

  • Page 243: Rack Latches Replacement

    Complete the parts replacement. See “Complete the parts replacement” on page 293. Demo video Watch the procedure on YouTube Rack latches replacement Follow the instructions in this section to remove and install the rack latches. The server supports the following types of rack latches. For information about connectors, buttons, and LEDs on the rack latches, see Front view.
  • Page 244 Rotate the lower part of the cable retainer and remove it from the chassis. Step 4. Remove the screws that secure the rack latch. Figure 214. Removing the screws Step 5. Slide the rack latch forward slightly and then remove the rack latch from the chassis. ThinkSystem SR650a V4 User Guide...

  • Page 245: Install The Rack Latches

    Figure 215. Removing the rack latch After you finish 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. Demo video Watch the procedure on YouTube Install the rack latches Follow the instructions in this section to install the rack latches.
  • Page 246 Figure 216. Installing the rack latch Step 3. Install the screws to secure the rack latch on the side of the server. Figure 217. Installing the screws Step 4. Install the cable retainer. ThinkSystem SR650a V4 User Guide...

  • Page 247: Raid Flash Power Module Replacement

    Figure 218. Installing the cable retainer Insert the upper part of the cable retainer into the chassis, and then rotate the lower part to install the rack latch in place. Install the screws to secure the cable retainer. Step 5. Connect the cable on the rack latch to the system board assembly.

  • Page 248: Remove A Raid Flash Power Module From The Air Baffle

    “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server” on page ThinkSystem SR650a V4 User Guide...

  • Page 249: Install A Raid Flash Power Module On The Air Baffle

    • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system. •...
  • Page 250 Connect the RAID flash power module to an adapter with the extension cable that comes with the RAID flash power module. See Internal Cable Routing Guide After you finish Complete the parts replacement. See “Complete the parts replacement” on page 293. Demo video ThinkSystem SR650a V4 User Guide...

  • Page 251: Rear Ocp Module Replacement

    Watch the procedure on YouTube Rear OCP module replacement Follow the instructions in this section to remove and install the rear OCP module. • “Remove the rear OCP module” on page 241 • “Install the rear OCP module” on page 242 Remove the rear OCP module Follow the instructions in this section to remove the rear OCP module.

  • Page 252: Install The Rear Ocp Module

    Then, take the new part out of the package and place it on a static-protective surface. Step 2. Remove the OCP module filler if there is. Step 3. Install the OCP module. ThinkSystem SR650a V4 User Guide...
  • Page 253 Note: Ensure that the OCP module is fully seated and the thumbscrew is securely tightened. Otherwise, the OCP module will not get full connection and may not function. Figure 223. Installing the rear OCP module Push the OCP module into the slot until it is fully seated. Tighten the thumbscrew to secure the OCP module.

  • Page 254: Replacement

    • 3FH M.2 riser cage • 3FH riser cage for Neptune Core Module Remove a rear riser assembly Follow the instructions in this section to remove a rear riser assembly. About this task S011 CAUTION: ThinkSystem SR650a V4 User Guide...
  • Page 255 Note: The following illustration shows the 3FH riser assembly as example. The replacement procedure for 3FH M.2 riser cage is the same. For replacement of the 3FH riser cage for Processor Neptune Core Module, see “Lenovo Processor Neptune Core Module replacement (trained technicians only)” on page 124.

  • Page 256: Remove A Rear Pcie Adapter And Riser Card

    Demo video Watch the procedure on YouTube Remove a rear PCIe adapter and riser card Follow the instructions in this section to remove a rear PCIe adapter and riser card. ThinkSystem SR650a V4 User Guide...
  • Page 257 About this task S011 CAUTION: Sharp edges, corners, or joints nearby. Attention: • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server”...
  • Page 258 Grasp the riser card by its edges and carefully take it out of the riser cage. Step 4. (Optional) If no replacement adapter is to be installed in the slot, insert the slot filler into the slot, and then secure the filler with one screw. ThinkSystem SR650a V4 User Guide...

  • Page 259: Install A Rear Pcie Adapter And Riser Card

    Figure 229. PCIe slot filler After you finish 1. Install a replacement unit. See “Install a rear PCIe adapter and riser card” on page 249. 2. 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 260 Note: For x16 LP PCIe adapters that are mounted on the 3FH riser cage and weight from 250 g to 330 g, install the screw to secure the adapter before closing the retention latch if the server needs to be shipped. ThinkSystem SR650a V4 User Guide...

  • Page 261: Install A Rear Riser Assembly

    Figure 232. Installing a PCIe adapter on the 3FH riser cage Press the retainer clip downward. Rotate the PCIe adapter retention latch to the open position. Align the PCIe adapter with the PCIe slot on the riser card. Carefully press the PCIe adapter straight into the slot until it is securely seated.
  • Page 262 Note: The following illustration shows the 3FH riser assembly as example. The replacement procedure for 3FH M.2 riser cage is the same. For replacement of the 3FH riser cage for Processor Neptune Core Module, see “Lenovo Processor Neptune Core Module replacement (trained technicians only)” on page 124.

  • Page 263: Rearwall Bracket Replacement

    Figure 233. Installing the 3FH riser assembly Lower the riser assembly into the chassis. Tighten the screw to secure the riser assembly. Step 2. Connect riser card cables and PCIe adapter cables. See Internal Cable Routing Guide After you finish Complete the parts replacement.

  • Page 264: Remove A Rearwall Bracket

    Remove the top cover. See “Remove the top cover” on page 287. Remove all the rear riser assemblies. See “Rear riser assembly and PCIe adapter replacement” on page 244. Step 2. Remove the rearwall bracket. ThinkSystem SR650a V4 User Guide...
  • Page 265 Figure 234. Removing the left rearwall bracket Figure 235. Removing the middle rearwall bracket Chapter 5 Hardware replacement procedures...

  • Page 266: Install A Rearwall Bracket

    “Safety inspection checklist” on page 40 to ensure that you work safely. • Power off the server and peripheral devices and disconnect the power cords and all external cables. See “Power off the server” on page ThinkSystem SR650a V4 User Guide...
  • Page 267 Table 21. Rearwall brackets Left rearwall bracket Middle rearwall bracket Right rearwall bracket Procedure Step 1. Install the rearwall brackets. Figure 237. Installing the left rearwall bracket Figure 238. Installing the middle rearwall bracket Chapter 5 Hardware replacement procedures...

  • Page 268: Serial Port Module Replacement

    • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system. ThinkSystem SR650a V4 User Guide...
  • Page 269 Notes: • For the configurations with rear hot-swap M.2 assemblies, the serial port module is supported in PCIe slot • For the configurations without rear hot-swap M.2 assemblies, the serial port module is supported in PCIe slot 8. Procedure Step 1. Make preparation for the task.
  • Page 270 Figure 240. Removing the riser assembly Loosen the screw that locks the riser cage. Lift the riser assembly out of chassis. Step 2. Remove the serial port module from the riser cage. ThinkSystem SR650a V4 User Guide...
  • Page 271 Figure 241. Removing the serial port module Open the retention latch. Slide the serial port module out of the riser cage. Step 3. (Optional) If you need to replace the serial port bracket, use a 5 mm wrench to disassemble the serial port cable from the bracket.

  • Page 272: Install A Serial Port Module

    Figure 243. Assembling the serial port module Align the two screw holes on the cable connector to the bracket. Install the two screws to the bracket. Step 3. Install the serial port module to the riser cage. ThinkSystem SR650a V4 User Guide...
  • Page 273 Figure 244. Installing the serial port module Open the retention latch on the riser cage. Install the serial port module to the riser cage. Close the retention latch and ensure that the serial port module is securely installed. Step 4. Install the riser assembly.

  • Page 274: System Board Assembly Replacement (Trained Technician Only)

    Follow the instructions in this section to remove and install the system board assembly. Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.

  • Page 275: System I/O Board Replacement (Trained Technicians Only)

    CAUTION: The heat sinks and processors might be very hot. Turn off the server and wait several minutes to let the server cool before removing the server cover. The following illustration shows the layout of the system board assembly which contains the system I/O board (DC-SCM) and the processor board.
  • Page 276 About this task Important: • This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification. • When removing the memory modules, label the slot number on each memory module, remove all the memory modules from the system board assembly, and set them aside on a static-protective surface for reinstallation.
  • Page 277 Procedure Step 1. Make preparation for this task. Record all system configuration information, such as Lenovo XClarity Controller IP addresses, vital product data, and the machine type, model number, serial number, Universally Unique Identifier, and asset tag of the server.
  • Page 278 Pinch the handle and slide the system I/O board towards the rear to disengage it from the processor board. Step 4. Remove the MicroSD card from the system I/O board. See “Remove the MicroSD card” on page 205. After you finish ThinkSystem SR650a V4 User Guide...
  • Page 279 Follow the instructions in this section to install the system I/O board, also known as Datacenter Secure Control Module (DC-SCM). About this task Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification. Attention: •...
  • Page 280 Slide the system board assembly towards the rear of the chassis until it clicks into place. Ensure that rear connectors on the system I/O board are inserted into the corresponding holes in the rear panel. After you finish 1. Install any components that you have removed: ThinkSystem SR650a V4 User Guide...
  • Page 281 OneCli.exe config set UEFI.TrustedComputingGroup_TPMDevice "Disabled" --bmc <userid>:<password>@<ip_ address> where: • <userid>:<password> are the credentials used to access the BMC (Lenovo XClarity Controller interface) of your server. The default user ID is USERID, and the default password is PASSW0RD (zero, not an uppercase o) •...
  • Page 282 Follow the procedure below to see the TPM firmware version: 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://pubs.lenovo.com/lxpm-overview/...

  • Page 283: Processor Board Replacement (Trained Technicians Only)

    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://pubs.lenovo.com/lxpm-overview/...

  • Page 284: Remove The Processor Board

    About this task Important: • This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification. • When removing the memory modules, label the slot number on each memory module, remove all the memory modules from the system board assembly, and set them aside on a static-protective surface for reinstallation.
  • Page 285 Procedure Step 1. Make preparation for this task. Record all system configuration information, such as Lenovo XClarity Controller IP addresses, vital product data, and the machine type, model number, serial number, Universally Unique Identifier, and asset tag of the server.
  • Page 286 Pinch the handle and slide the system I/O board towards the rear to disengage it from the processor board. After you finish • 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. ThinkSystem SR650a V4 User Guide...

  • Page 287: Install The Processor Board

    Follow the instructions in this section to install the processor board. About this task Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.
  • Page 288 Slide the system board assembly towards the rear of the chassis until it clicks into place. Ensure that rear connectors on the system I/O board are inserted into the corresponding holes in the rear panel. After you finish 1. Install any components that you have removed: ThinkSystem SR650a V4 User Guide...
  • Page 289 • Lenovo XClarity Essentials OneCLI commands Using Lenovo XClarity Provisioning Manager Steps: 1. Start the server and press the key according to the on-screen instructions. The Lenovo XClarity Provisioning Manager interface is displayed by default. 2. Click on the top right corner of the Lenovo XClarity Provisioning Manager main interface.

  • Page 290: System Fan Replacement

    3. Click Update VPD; then, follow on-screen instructions to update the VPD. Using Lenovo XClarity Essentials OneCLI commands • Updating machine type onecli config set VPD.SysInfoProdName10 <m/t_model> [access_method] • Updating serial number onecli config set VPD.SysInfoSerialNum10 <s/n> [access_method] • Updating system model onecli config set VPD.SysInfoProdIdentifier <system model>...

  • Page 291: Remove A System Fan

    • “Remove a system fan” on page 281 • “Install a system fan” on page 282 Remove a system fan Follow the instructions in this section to remove a system fan. About this task S033 CAUTION: Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with metal, which might result in spattered metal, burns, or both.

  • Page 292: Install A System Fan

    Follow the instructions in this section to install a system fan. About this task S033 CAUTION: Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with metal, which might result in spattered metal, burns, or both. ThinkSystem SR650a V4 User Guide...
  • Page 293 S017 CAUTION: Hazardous moving fan blades nearby. Keep fingers and other body parts away. Attention: • Read “Installation Guidelines” on page 39 “Safety inspection checklist” on page 40 to ensure that you work safely. • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system.
  • Page 294 After you finish Complete the parts replacement. See “Complete the parts replacement” on page 293. Demo video Watch the procedure on YouTube ThinkSystem SR650a V4 User Guide...

  • Page 295: System Fan Cage Replacement

    System fan cage replacement Follow the instructions in this section to remove and install the system fan cage. • “Remove the system fan cage” on page 285 • “Install the system fan cage” on page 286 Remove the system fan cage Follow the instructions in this section to remove the system fan cage.

  • Page 296: Install The System Fan Cage

    “Power off the server” on page Procedure Figure 258. Installing the system fan cage Step 1. Align the system fan cage with the mounting guides on both sides of chassis, and lower it into the chassis. ThinkSystem SR650a V4 User Guide...

  • Page 297: Top Cover Replacement

    Step 2. Rotate the fan cage levers down until the fan cage clicks into place. Note: If there are system fans installed in the system fan cage, ensure that the system fans are correctly connected to the system fan connectors on the system board assembly. After you finish 1.
  • Page 298 “Install the top cover” on page 289. 2. 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. Demo video ThinkSystem SR650a V4 User Guide...

  • Page 299: Install The Top Cover

    Watch the procedure on YouTube Install the top cover Follow the instructions in this section to install the top cover. About this task S033 CAUTION: Hazardous energy present. Voltages with hazardous energy might cause heating when shorted with metal, which might result in spattered metal, burns, or both. S014 CAUTION: Hazardous voltage, current, and energy levels might be present.
  • Page 300 Ensure that the cover latch is in the open position. Lower the top cover onto the chassis until both sides of the top cover engage the guides on both sides of the chassis. Then, slide the top cover to the front of the chassis. ThinkSystem SR650a V4 User Guide...

  • Page 301: Usb I/O Board Replacement

    Note: Before you slide the top cover forward, ensure that all the tabs on the top cover engage the chassis correctly. Press down the cover latch and ensure that the cover latch is completely closed. Use a screwdriver to turn the cover lock to the locked position. After you finish Complete the parts replacement.

  • Page 302: Install The Usb I/O Board

    • Prevent exposure to static electricity, which might lead to system halt and loss of data, by keeping static- sensitive components in their static-protective packages until installation, and handling these devices with an electrostatic-discharge wrist strap or other grounding system. ThinkSystem SR650a V4 User Guide...

  • Page 303: Complete The Parts Replacement

    Procedure Step 1. Install the USB I/O board to the system board assembly. Figure 263. Installing USB I/O board Place the USB I/O board down as illustrated above to meet the connector on the system board assembly. Tighten one screw to secure the board. Step 2.
  • Page 304 • Update the UEFI configuration. See https://pubs.lenovo.com/uefi-overview/ • Reconfigure the disk arrays if you have installed or removed a hot-swap drive or a RAID adapter. See for the LXPM documentation compatible with your server. https://pubs.lenovo.com/lxpm-overview/ ThinkSystem SR650a V4 User Guide...

  • Page 305: Chapter 6. System Configuration

    The following methods are available to set the network connection for the Lenovo XClarity Controller if you are not using DHCP: • If a monitor is attached to the server, you can use Lenovo XClarity Provisioning Manager to set the network connection.

  • Page 306: Update The Firmware

    Server support To see if your server supports accessing Lenovo XClarity Controller through the USB port, check one of the following: • Refer to Chapter 2 “Server components” on page • If there is a wrench icon on the USB port of your server, you can set the management USB port to connect to Lenovo XClarity Controller.
  • Page 307 Enterprise Server (SLES) operating system distributions. Machine-type-specific firmware-only Update Bundles (Service Packs) 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 Drive...
  • Page 308 4. Bare Metal Update (BMU) only. • 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 309 • Lenovo XClarity Controller 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 310: Configure The Firmware

    In addition, you can choose to make the text-based interface the default interface that is displayed when you start LXPM. To do this, go to Lenovo XClarity Provisioning Manager ➙ UEFI Setup ➙ System Settings ➙ <F1>Start Control ➙ Text Setup. To start the server with Graphic User Interface, select Auto or Tool Suite.

  • Page 311: Memory Module Configuration

    • Lenovo XClarity Controller You can configure the management processor for the server through the Lenovo XClarity Controller Web interface, the command-line interface, or Redfish API. For information about configuring the server using Lenovo XClarity Controller, see: “Configuring the Server” section in the XCC documentation compatible with your server at https:// pubs.lenovo.com/lxcc-overview/...

  • Page 312: Deploy The Operating System

    OS logical drives or volumes. An introduction to RAID is available at the following Lenovo Press website: https://lenovopress.lenovo.com/lp0578-lenovo-raid-introduction Detailed information about RAID management tools and resources is available at the following Lenovo Press website: https://lenovopress.lenovo.com/lp0579-lenovo-raid-management-tools-and-resources Intel VROC...

  • Page 313: Single-Server

    Make sure that you create backups for the following server components: • Management processor You can back up the management processor configuration through the Lenovo XClarity Controller interface. For details about backing up the management processor configuration, see: “Backing up the BMC configuration” section in the XCC documentation compatible with your server at https://pubs.lenovo.com/lxcc-overview/...
  • Page 314 ThinkSystem SR650a V4 User Guide...

  • Page 315: Chapter 7. 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 316 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 317: Troubleshooting By System Leds And Diagnostics Display

    “Viewing Event Logs” section in the XCC documentation compatible with your server at https:// pubs.lenovo.com/lxcc-overview/ Troubleshooting by system LEDs and diagnostics display See the following section for information on available system LEDs and diagnostics display. Drive LEDs This topic provides information on drive LEDs.

  • Page 318: Front-Operator-Panel Leds And Buttons

    Not support When an OCP module is installed, the network activity LED on the front I/O assembly helps you identify the network connectivity and activity. If no OCP module is installed, this LED is off. ThinkSystem SR650a V4 User Guide...

  • Page 319: Led On The Leakage Detection Sensor

    Each time you press the system ID button, the state of both the system ID LEDs changes. The LEDs can be changed to on, blinking, or off. You can also use the Lenovo XClarity Controller or a remote management program to change the state of the system ID LEDs to assist in visually locating the server among other servers.

  • Page 320: Leds On The Xcc System Management Port

    This topic provides information on LEDs of XCC system management port (10/100/1000 Mbps RJ-45). The following table describes the problems that are indicated by LEDs on XCC system management port (10/ 100/1000 Mbps RJ-45). Figure 270. LEDs on the XCC system management port (10/100/1000 Mbps RJ-45) ThinkSystem SR650a V4 User Guide...

  • Page 321: M.2 Leds

    Description XCC system Use this green LED to distinguish the network connectivity status: management port • Off: The network link is disconnected. (10/100/1000 • Green: The network link is established. Mbps RJ-45) (1 GB RJ-45) Ethernet port link Use this green LED to distinguish the network activity status: XCC system management port •...

  • Page 322: Power-Supply-Unit Leds

    The following table describes the problems that are indicated by various combinations of the power-supply unit LEDs and the power-on LED and suggested actions to correct the detected problems. Figure 273. LEDs on a CRPS Premium power supply unit ThinkSystem SR650a V4 User Guide...
  • Page 323 • Yellow: The power supply unit may have failed. Dump the FFDC log from the system and contact Lenovo back-end support team for PSU data log reviewing. Zero-output mode can be disabled via Setup Utility or Lenovo XClarity Controller web interface. If you disable zero-output mode, both power supplies will be in the active state.

  • Page 324: System-Board-Assembly Leds

    When this yellow LED is lit, another one or more LEDs in the server might also be lit to direct you to the error source. Action Check system logs or internal error LEDs to identify the failed part. For more information, see “Front- operator-panel LEDs and buttons” on page 308. ThinkSystem SR650a V4 User Guide...
  • Page 325 3. (Trained technicians only) If the problem remains, capture FFDC log, and replace the processor board. 4. If the problem still remains, contact Lenovo Support. FPGA heartbeat LED (green) Description The FPGA heartbeat LED helps you identify the FPGA status.
  • Page 326 Figure 277. LEDs on the system I/O board (DC-SCM) Table 22. LEDs description Scenario Actions fault FPGA heart- heart- beat beat RoT security module fatal Replace the system I/O firmware failure board. Blink Replace the system I/O board. ThinkSystem SR650a V4 User Guide...
  • Page 327 Table 22. LEDs description (continued) Actions Scenario fault FPGA heart- heart- beat LED beat LED No system power (FPGA If the AC power is on, but the heartbeat LED off) system board assembly does not have power, then: 1. Check the power supply unit (PSU) or power interposer board (PIB) if any.

  • Page 328: External Diagnostics Handset

    2. Check and ensure that the system I/O board is installed correctly. (Trained technicians only) Reinstall it if needed. 3. If the problem remains, contact Lenovo Support. External Diagnostics Handset The External Diagnostics Handset is an external device that is connected to the server with a cable, and it allows quick access to system information such as errors, system status, firmware, network, and health information.
  • Page 329 Location of the External Diagnostics Handset Location Callouts The External Diagnostics Handset is connected to the External Diagnostics Handset server with an external cable. Magnetic bottom With this component, the diagnostic handset can be attached to the top or side of the rack with hands spared for service tasks.
  • Page 330 Address, Modify System Name, and Generate/Download FFDC Service Data. The LCD panel displays various system information. Navigate through the options with the scroll keys. Depending on the model, the options and entries on the LCD display might be different. ThinkSystem SR650a V4 User Guide...
  • Page 331 Full menu list 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. Chapter 7 Problem determination...
  • Page 332 • Possible sources of the error CPU 1 Status: Configuration Error System VPD Information Sub Menu Example Machine Type: xxxx • Machine type and serial number Serial Num: xxxxxx • Universal Unique ID (UUID) Universal Unique ID: xxxxxxxxxxxxxxxxxxxxxxxxxxxx ThinkSystem SR650a V4 User Guide...
  • Page 333 System Firmware Sub Menu Example XCC Primary XCC Primary (Active) • Firmware level (status) Build: DVI399T • Build ID Version: 4.07 • Version number Date: 2020-04-07 • Release date XCC Backup XCC Backup (Active) • Firmware level (status) Build: D8BT05I •...

  • Page 334: General Problem Determination Procedures

    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. • Surge-suppressor device (on the server). • Printer, mouse, and non-Lenovo devices. • Each adapter. ThinkSystem SR650a V4 User Guide...

  • Page 335: Resolving Suspected Power Problems

    • Hard disk drives. • Memory modules until you reach the minimal configuration for debugging that is supported for the server. To determine the minimal configuration for your server, see “Minimal configuration for debugging” in “Technical specifications” on page 4. Power on the server. If the problem is solved when you remove an adapter from the server, but the problem recurs when you install the same adapter again, suspect the adapter.

  • Page 336: 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 337 FQXSPCA0040N: Liquid is leaking from open loop [CoolingSensorName]. – Lenovo XClarity Controller has defined lots of system conditions as IPMI sensors. Users can use IPMI commands to check system running status. Here are examples of executing ipmitool, an open-source common tool which follows Intel’s IPMI standard. Check for liquid leakage status with command lines as shown.
  • Page 338 To remove memory modules, see “Remove a memory module” on page 202. Figure 279. Removing the cold plate cover Open the clips. Remove the cold plate cover. 2) Clean up the liquid on the cold plates. ThinkSystem SR650a V4 User Guide...

  • Page 339: Intermittent Problems

    Steps to resolve cable break 1. Check if there is a de-assert event (FQXSPCA2042I) triggered. 2. If yes, ignore this event. 3. If not, contact Lenovo Support for detail checking. Intermittent problems Use this information to solve intermittent problems. •...

  • Page 340: Keyboard, Mouse, Kvm Switch Or Usb-Device Problems

    305 for information about viewing the event log. If you are using Linux base operating system, then capture all logs back to Lenovo support for further investigation. Keyboard, mouse, KVM switch or USB-device problems Use this information to solve problems related to a keyboard, mouse, KVM switch or USB-device problems.

  • Page 341: Hot-Swap M.2 Drive Problems

    1. Update the PSoC firmware and RAID firmware. 2. If the problem persists after firmware update, replace the M.2 backplane. 3. If the problem persists after replacing, record M.2 LED status, collect the FFDC file, and contact Lenovo Support. Memory problems See this section to resolve issues related to memory.

  • Page 342: Monitor And Video Problems

    2. The management controller remote presence function is disabled if you install an optional video adapter. To use the management controller remote presence function, remove the optional video adapter. ThinkSystem SR650a V4 User Guide...

  • Page 343: Network Problems

    3. If the server is installed with the graphical adapters while turning on the server, the Lenovo logo is displayed on the screen after approximately 3 minutes. This is normal operation while the system loads. 4. Make sure that: • The server is turned on and there is power supplied to the server.

  • Page 344: Observable Problems

    4. (Trained technicians only) Remove processor 2 and restart the server. 5. Replace the following components one at a time, in the order shown, restarting the server each time: a. (Trained technicians only) Processor b. (Trained technicians only) System board ThinkSystem SR650a V4 User Guide...
  • Page 345 “Startup” section in the LXPM documentation compatible with your server at https:// . Then, click System Settings ➙ Recovery and RAS ➙ POST Attempts ➙ pubs.lenovo.com/lxpm-overview/ POST Attempts Limit. Available options are 3, 6, 9, and disable. Voltage planar fault is displayed in the event log Complete the following steps until the problem is solved.

  • Page 346: Optional-Device Problems

    • “Insufficient PCIe resources are detected.” on page 337 • “A Lenovo optional device that was just installed does not work.” on page 337 • “A Lenovo optional device that worked previously does not work now” on page 338 External USB device is not recognized Complete the following steps until the problem is resolved: 1.
  • Page 347 8. DC cycle the system and ensure the system is enter UEFI boot menu or the operating system; then, capture the FFDC log. 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...

  • Page 348: Performance 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 349 6. If all procedures are tried and the issue cannot be resolved, collect the failure information with system logs captured and contact Lenovo Support. Server does not power on Complete the following steps until the problem is resolved: 1.

  • Page 350: Power Problems

    Note: If the Serial over LAN (SOL) or Emergency Management Services (EMS) feature is enabled, the serial port will be hidden on Linux and Microsoft Windows. Therefore, it is required to disable SOL and EMS to use the serial port on operating systems for serial devices. ThinkSystem SR650a V4 User Guide...

  • Page 351: Software Problems

    • For Linux: Open the ipmitool and enter the following command to disable the Serial over LAN (SOL) feature: -I lanplus -H IP -U USERID -P PASSW0RD sol deactivate • For Microsoft Windows: a. Open the ipmitool and enter the following command to disable the SOL feature: -I lanplus -H IP -U USERID -P PASSW0RD sol deactivate b.
  • Page 352 Multiple drives fail Complete the following steps until the problem is solved: • View the Lenovo XClarity Controller event log for events related to power supplies or vibration issues and resolve those events. • Make sure that the device drivers and firmware for the drive and server are at the latest level.

  • Page 353: Usb I/O Board Problems

    Multiple drives are offline Complete the following steps until the problem is solved: • View the Lenovo XClarity Controller event log for events related to power supplies or vibration issues and resolve those events. • View the storage subsystem log for events related to the storage subsystem and resolve those events.
  • Page 354 2. If you are using a USB hub, disconnect the USB device from the hub and connect it directly to the server. 3. Replace the USB device to check the device is workable. 4. If the methods above do not work, plug the USB device to the front, internal or rear USB port(s). ThinkSystem SR650a V4 User Guide...
  • Page 355 • If the USB device does not work plugging to front USB ports but works plugging to the internal port, replace the front IO module. Refer to for more cable routing Internal Cable Routing Guide information. • If the USB device does not work plugging to the internal USB port but works plugging to the rear ports, replace the USB I/O board.
  • Page 356 ThinkSystem SR650a V4 User Guide...

  • Page 357: Disassemble The System Board Assembly For Recycle

    Identify the screws listed below and pay attention to their quantity. Remove the screws to separate the processor board from the supporting metal sheet. Table 23. Screw and tool information Screw type Quantity Tool type #2 Phillips screwdriver Flat-blade screwdriver © Copyright Lenovo 2025...
  • Page 358 Figure 280. Disassembling the system board assembly Step 2. Remove both cable walls as illustrated below. Figure 281. Removing cable walls Step 3. Separate the processor board from the supporting metal sheet. ThinkSystem SR650a V4 User Guide...
  • Page 359 Figure 282. Separating the processor board After disassembling the system board assembly, recycle the units in compliance with local regulations. Appendix A. Hardware disassembling for recycle...
  • Page 360 ThinkSystem SR650a V4 User Guide...

  • Page 361: Appendix B. Getting Help And Technical Assistance

    Appendix B. 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 362: 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 363: Contacting Support

    Support when certain serviceable events occur in Lenovo XClarity Administrator and the managed endpoints. You can choose to send diagnostic files to Lenovo Support using Call Home or to another service provider using SFTP. You can also manually collect diagnostic files, open a problem record, and send diagnostic files to the Lenovo Support.
  • Page 364 ThinkSystem SR650a V4 User Guide...

  • Page 365: Appendix C. Documents And Supports

    • UEFI Manual – UEFI setting introduction Support websites This section provides driver and firmware downloads and support resources. Support and downloads • Drivers and Software download website for ThinkSystem SR650a V4 – https://datacentersupport.lenovo.com/products/servers/thinksystem/sr650av4/7dgc/downloads/driver-list/ • Lenovo Data Center Forum –...
  • Page 366 – https://serverproven.lenovo.com • Operating System Installation Instructions – https://pubs.lenovo.com/thinksystem#os-installation • Submit an eTicket (service request) – https://support.lenovo.com/servicerequest • Subscribe to Lenovo Data Center Group product notifications (Stay up to date on firmware updates) – https://datacentersupport.lenovo.com/solutions/ht509500 ThinkSystem SR650a V4 User Guide...

  • Page 367: Appendix D. 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 368: 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 369: Taiwan Region Bsmi Rohs Declaration

    Contacts are available for Taiwan Region import and export information. TCO Certified Selected models/configurations meet the requirements of TCO Certified. Note: TCO Certified is an international third-party sustainability certification for IT products. For details, go to https://www.lenovo.com/us/en/compliance/tco/. Appendix D. Notices...
  • Page 370 ThinkSystem SR650a V4 User Guide...

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