Lenovo ThinkSystem SR675 V3 User Manual page 145

– Check the current PSB fuse policy before replacement. See Service process before replacement at
Service process for updating PSB fuse
– Ensure that the processor fuse status is expected without unexpected XCC event logs after
replacement. See Service process after replacing a processor board and a firmware and RoT security
module together at
CAUTION:
Hazardous moving parts. Keep fingers and other body parts away.
CAUTION:
The heat sinks and processors might be very hot. Turn off the server and wait several minutes to let
the server cool before removing the server cover.
The following illustration shows the layout of the system board assembly which contains the firmware and
RoT security module, system I/O board, and processor board.
Figure 102. System-board-assembly layout
state.
Service process for updating PSB fuse state.
.
Chapter 5 Hardware replacement procedures
137