4.
Remove the memory carrier assembly cover. See
“Removing the Memory Carrier Assembly
5.
Remove the memory carrier assembly. See
“Removing the Memory Carrier Assembly”
6.
Remove the processor board assembly. See
“Removing the Processor Board Assembly”
7.
Unplug the USB cable from the connector on the display board.
8.
Remove the DVD drive. See
“Removing the DVD Drive” (page 202)
.
9.
Remove the display board. See
“Removing the Display Board” (page 240)
10. Slide the SAS drives and fillers approximately two inches out of the drive bays. See
“Removing a Hot-Pluggable Disk Drive” (page 188)
.
CAUTION:
When disconnecting the SAS cables, note the labeling on the cables. Both
cables and sockets are clearly marked with the correct channel. When reconnecting these
cables, match each cable with the appropriate socket on the SAS core I/O card. If the cables
are mismatched, your server will not boot the OS.
11. Unplug the SAS data and power cables from the connectors on the SAS backplane boards.
12. Remove the upper SAS backplane board. See
“Removing the SAS Backplane Board”
13. Remove the lower SAS backplane board. See
“Removing the SAS Backplane Board”
14. Remove the interconnect board. See
“Removing the Interconnect Board” (page 246)
.
15. Remove the I/O board assembly. See
“Removing the I/O Board Assembly” (page 224)
16. Remove the power supplies. See
“Removing a Hot-Swappable Power Supply” (page 185)
17. Disconnect the fan cables from the fan 1 and fan 2/3 housing units.
a.
Disconnect fan 1 cable connector.
b.
Disconnect the fan 2/fan 3 cable connector.
18. Open the trap door by pressing down on the button and sliding trap door toward the rear of
the server. (
19. Disconnect external fan cables.
20. Swing the hinged CPU panel up to expose the midplane screws.
21. Use a Torx 10 screwdriver to remove the three Torx screws attaching the midplane board
to the sheet metal bracket through the front of the chassis (
).
Removing and Replacing the Midplane Board
249