System board assembly replacement (trained technician only)
Follow instructions in this section to remove and install the system board assembly.
Important
This task must be operated by trained technicians that are certified by Lenovo Service. Do not attempt to remove or install the part without proper training and qualification.
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 1. System-board-assembly layout
| 1 Processor board | 2 Firmware and RoT security module | 3 System I/O board |
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