100
Upgrade and Maintenance Manual
BX900
S2
Fan module and fan unit
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1.
fm
Ê
Locate the desired system unit as described in section
"Determining the
error class" on page 45
.
Ê
Locate the defective fan module as described in section
"Locating the
defective component" on page 48
.
7.1.3
Removing the fan module
Fan modules are removed in the same way as PSUs, see
"Removing the power
supply unit" on page 96
.
7.1.4
Installing the fan module
Rear fan module are installed in the same way as PSUs, see
"Installing a power
supply unit" on page 94
.
7.1.5
Concluding steps
Perform the following procedures to complete the task:
Ê
If applicable, close the rack door as described in section
"Closing the rack
door" on page 60
.