17.4.4 Removing the TPM
Field Replaceable Unit
(FRU)
Hardware: 30 minutes
Tools: Removing the system board:
–
Phillips PH2 / (+) No. 2 screwdriver
– Torx 30 screwdriver
Removing the TPM:
– Bit screwdriver
– flat nose pliers
–
TPM bit insert
(*)
(*)
For Japan:
– Dedicated TPM screwdriver（CWZ8291A）
CAUTION
▶
Advise your contact persons that they must provide you with all
recovery keys which belong to the system to restore them in the
TPM later
.
Preliminary steps
Preliminary steps are not necessary, if a system board has to be
replaced and the TPM is used again.
▶
Before removing the TPM board, remove the BitLocker protection and
decrypt the volume, see "Removing BitLocker protection and decrypting the
volume" on page
498.
▶
Disable the TPM in the system board BIOS, see "Disabling the TPM in the
system board BIOS" on page 499.
▶
"Suspending BitLocker functionality" on page 89.
▶
If applicable, "Removing the front cover with lock" on page 49.
System board and components
RX2540 M7 Upgrade and Maintenance Manual 497
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