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5288 V3 Server V100R003 User Guide 26

This document describes the features, appearance, and technical specifications of the 5288 V3 server, and how to install, power on, and power off the 5288 V3 server, connect cables, and install an operating system (OS) for it.
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Installing the Mainboard

Installing the Mainboard

Install the mainboard to replace the original one.


  1. Wear an ESD wrist strap. For details, see Safety Instructions.
  2. Remove the mainboard to be replaced. For details, see Removing the Mainboard.
  3. Take the spare mainboard out of its ESD bag.
  4. Before installing the mainboard, ensure that CPU sockets do not have bent pins and are free from foreign objects.

    If CPU sockets have bent pins or foreign objects, stop installing the mainboard and contact Huawei technical support.

  5. Place the mainboard into the 5288 V3, and push the mainboard in the arrow direction by holding the handle as far as it will go. See step (1) in Figure 7-87.

    Figure 7-87 Installing the mainboard

  6. Tighten the screw on the mainboard using the Phillips screwdriver. See step (2) in Figure 7-87.
  7. Place the cable guide in the chassis, and push the cable guide in the arrow direction until it does not move. See Figure 7-88.

    Figure 7-88 Installing a cable guide

  8. Insert the PSU backplane into the slot in the mainboard. See step (1) in Figure 7-89.

    Figure 7-89 Installing the PSU backplane

  9. Install PSUs. For details, see Installing a PSU.
  10. Install the flexible NIC. For details, see Installing the flexible NIC.
  11. Install the RAID controller card. For details, see Installing the RAID Controller Card on the Mainboard.
  12. Install the CPUs. For details, see Installing a CPU.
  13. Install the DIMMs. For details, see Installing a DIMM.
  14. Connect all cables. For details, see Internal Cabling.
  15. Install the fan module brackets in the chassis. See Figure 7-90.

    Figure 7-90 Installing fan module brackets

  16. Install the fan modules. For details, see Installing a Fan Module.
  17. Install the air duct. For details, see Installing the Air Duct.
  18. Install the riser cards. For details, see Installing a Riser Card.
  19. Install the supercapacitor if it is required. For details, see Installing the Supercapacitor (RAID Controller Card).
  20. Install the chassis cover. For details, see Installing the Chassis Cover.
  21. Install the 5288 V3. For details, see Installing the Server.
  22. Connect all internal cables such as power and network cables. For details, see Connecting External Cables.
  23. Power on the 5288 V3. For details, see Powering On the Server.
  24. (Optional) To burn the original equipment serial number (ESN) into the new mainboard after replacement, contact Huawei engineers.


    If original device SN is not burnt in the new mainboard, the iBMC and OS cannot obtain the device SN. This may affect the running of some services or the monitoring and management on the device.

  25. (Optional) Configure the server.

    • If the iBMC and BIOS configuration data is exported before the mainboard replacement, import the data to the server and configure the password. For details, see Import/Export in the Huawei Server Firmware Upgrade Guide.
    • To upgrade the firmware (iBMC, BIOS, and CPLD) of the mainboard after replacement, see the Huawei Rack Server iBMC User Guide.
    • For details about the configuration items that support export and import in the iBMC and BIOS configuration files exported from the iBMC, see "Configuration File Description" in the Huawei Server Firmware Upgrade Guide.

    After the mainboard is replaced, the iBMC and BIOS configurations are restored to the default settings of the new mainboard. You need to reconfigure the iBMC and BIOS according to the actual situation. The default user name, password, and IP address of the server are listed inDefault Information.

Updated: 2018-11-26

Document ID: EDOC1000080031

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