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CH222 Compute Node V100R001 User Guide 18

This document describes the appearance, functions, structure, and installation, removal, and configuration methods of the CH222 compute node.
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Removing a TPM

Removing a TPM

You need to remove a Trusted Platform Module (TPM) before replacing it with a new one.


Remove a TPM in any of the following scenarios:

  • The TPM is faulty.
  • The TPM needs to be replaced with a newer model.

Figure 5-58 shows the TPM installation position on the CH222.

Figure 5-58 TPM installation position on the CH222




Data preparation is not required for this operation.


  • Electrostatic discharge (ESD) gloves.
  • M3 Phillips screwdriver.
  • Packing materials, for example, ESD bag.


  1. (Optional) Remove the PCIe card tray. For details, see Removing a PCIe Card.
  2. Use the Phillips screwdriver to remove the screws that secure TPM. See step (1) in Figure 5-59.

    Figure 5-59 Removing the TPM

  3. Remove the TPM from the mainboard. See step (2) in Figure 5-59.
  4. Place the removed TPM in an ESD bag.
Updated: 2019-08-16

Document ID: EDOC1000018075

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