BX900 S2 Upgrade and Maintenance Manual 103
Fan module and fan unit
7.2.4 Installing the fan unit
Figure 19: Installing a fan unit
Ê Insert the fan unit such that the airflow is directed out of the back of the
system unit. The printed airflow arrow must point to the back of the system
unit.
7.2.5 Concluding steps
Perform the following procedures to complete the task:
Ê Install the PSU or the fan module in the system unit as described in section
"Installing a power supply unit" on page 94.
Ê This step only apply, if an fan unit of a PSU was replaced.
Ê Reconnect the AC power cord to the PSU and secure it with a cable tie
as described in section "Connecting the system unit to the mains" on
page 50.
Ê Configure the power supply redundancy configuration as described in
section "Configuring power supply redundancy" on page 81.
Ê If applicable, close the rack door as described in section "Closing the rack
door" on page 60.
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