Lenovo ThinkSystem SR645 V3 - System-Board-Assembly Layout

Depending on server models, your server supports the following front I/O modules.
FIO module
For server model with
Figure 8. FIO module type 1
• 10 x 2.5-inch front drive bays
Figure 9. FIO module type 2
• 8 x 2.5-inch front drive bays
System-board-assembly layout
This section provides information about the connectors, switches, and jumpers that are available on the
system board (system board assembly).
The following illustration shows the layout of the system board (system board assembly) which contains the
system I/O board and processor board.
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ThinkSystem SR645 V3 User Guide