Lenovo ThinkSystem SR635 V3 User Manual page 203

Figure 142. System-board-assembly layout
System I/O board
1
Processor board
3
PIB board
5
For the installation and removal of the fan board and the PIB board, see
and "Power inverter board (PIB) replacement" on page
For the installation and removal of RoT module, IO board and processor board, see:
• "Remove the firmware and RoT security module" on page 194
Firmware and RoT security module
2
Fan board
4
"Fan board replacement" on page 84
154.
.
Chapter 5 Hardware replacement procedures
193