Table 5–6 Fan and FCSB Removal Procedure
Step
Action
1
Ask the operator or system manager to shut down the zone using the procedure
in Section 5.3.2.
2
Open the rear door of the cabinet.
3
Set the FEU circuit breaker to the off position.
4
Open the front door of the cabinet.
5
Loosen the three captive screws that secure the fan in the CPU cabinet.
6
Grasp the handle and pull the fan out of the cabinet.
7
Locate the FCSB inside the fan assembly.
8
Disconnect the FCSB from the fan tray to FCSB cable. See Figure 5–6.
9
Disconnect the FCSB from the FCSB to centerplane cable. See Figure 5–6.
10
Remove the FCSB from the four mounting standoffs. See Figure 5–6.
Figure 5–6 FCSB Location
Fan Tray to
FCSB Cable
Mounting
Standoffs
FCSB
FCSB to
Centerplane
Cable
MR−0437−92RAGS
Error Handling and Analysis 5–11