IBM SAN Volume Controller 2145-CG8, Hardware Maintenance Manual

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17. Press the fan bracket release latches (one is to the left of fan 6 and one is to the right of fan 1)
inward toward the fans and rotate the fan assembly brackets up toward the front of the node.
18.
Grasp the system board handle (
1
in Figure 274) and slide the system board away from the back of
the node. Lift the side of the system board that is nearer to the power supply units slightly so that it
disengages from the locator pin; then, slide the system board slightly toward the left of the node, as
shown in Figure 274.
1
System-board handle
2
Fan-assembly bracket
19. Lift up the system board and carefully remove it from the node, being careful not to damage any
surrounding components.
20.
If you are instructed to return the system board, follow all packaging instructions, and use any
packaging materials for shipping that are supplied to you.
Removing the SAN Volume Controller 2145-8A4 system board
You must remove the system board if you are instructed to replace the SAN Volume Controller 2145-8A4
system board field-replaceable unit (FRU).
You must remove and replace the microprocessor when you replace the system board. Also, ensure that
you have alcohol wipes and thermal grease available to correctly perform this task.
Before you proceed with the system board removal, ensure that you do the following:
v
Identify and label all the cables that are attached to the SAN Volume Controller 2145-8A4 node so they
can be replaced in the same port.
v
Have a static-protected surface available to hold the components that you remove from the old system
board.
1
2
Figure 274. Removing and replacing the SAN Volume Controller 2145-CG8 or 2145-CF8 system board
274
IBM SAN Volume Controller Hardware Maintenance Guide
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