188 Upgrade and Maintenance Manual TX300 S7 / RX350 S7
Power supply
Ê Open the side / top cover as described in section "Removing the top cover"
on page 79 (rack server) or "Removing the side cover" on page 88 (tower
server).
Ê Remove the air duct as described in section "Removing the system air duct"
on page 100.
Ê Remove all fan modules and fan holders from the system as described in the
related sections:
– "Removing system fan modules" on page 383
– "Removing the system fan holder" on page 389
– "Removing rear fan modules" on page 396
– "Replacing the rear fan holder" on page 402
Ê Remove all cables from the system board.
Ê Remove all rear expansion cards from the system board as described in
section "Removing expansion cards" on page 424.
I Ensure to take note of the expansion cards’ mounting positions and
cable connections for reassembly.
The following components may remain on the system board:
– Heat sink and processors
– Memory modules
– UFM board
– TPM boards
Ê Remove the system board as described in section "Removing the system
board" on page 858.
Ê Remove the system board carrier as described in section "Removing the
system board carrier" on page 106.