Figure 98. System-board-assembly layout
1 System I/O board
2 Firmware and RoT security module 3 Processor board
4 Fan board
5 Power inverter board (PIB)
For the installation and replacement of the fan board and the PIB board, see
“Fan board replacement” on
page 59
and “Power inverter board (PIB) replacement” on page 94.
•
“Remove the firmware and RoT security module” on page 128
• “Install the firmware and RoT security module” on page 130
• “Remove the system I/O board or processor board” on page 134
• “Install the system I/O board or processor board” on page 137
Remove the firmware and RoT security module
Follow instructions in this section to remove the ThinkSystem V3 Firmware and Root of Trust Security
Module (firmware and RoT security module).
About this task
Important: This task must be operated by trained technicians that are certified by Lenovo Service. Do no
attempt to remove or install it without proper training and qualification.
128 ThinkSystem SR655 V3 User Guide
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