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Remove the Firmware and RoT Security Module

Follow the instructions in this section to remove the ThinkSystem V3 Firmware and Root of Trust Security Module (firmware and RoT security module ).

About this task

  • Read Installation Guidelines and Safety inspection checklist 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.


  1. Make preparations for this task.
    1. Perform OneCLI commands to back up the UEFI settings. See OneCLI commands that save configuration settings.
    2. Perform both OneCLI commands and XCC actions to back up the XCC settings. See OneCLI commands that save configuration settings and Using XCC to back up the BMC configuration.
    3. Power off the server and disconnect all power cords for this task. See Power off the server.
    4. If the server is in a rack, remove it from the rack.
    5. If foot stands are installed on the server, pivot them inwards and lay the server on its side for easier operation.
    6. Remove the server cover. See Remove the server cover.
    7. If necessary, remove all flash power modules. See Remove a flash power module.
    8. Remove the air baffle. See Remove the air baffle.
    9. If there are HL PCIe adapter(s) or FL GPU adapter(s) installed between PCIe slots 5 to 9, disconnect the cables and remove these adapters. See Remove a HL PCIe adapter or Remove a FL GPU adapter.
    10. If an A2/L4 GPU air duct is installed on the side of PCIe slots 5 to 9, remove it. See Remove an A2/L4 GPU air duct.
  2. Loosen the two screws of the firmware and RoT security module; then, lift the RoT module from the chassis.
    Figure 1. Removal of the firmware and RoT security module
    Firmware and RoT Security Module removal

After this task is completed

  1. Install the replacement unit(s), if necessary. See Install the Firmware and RoT Security Module.

  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.