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Chapter 8 Install or Replace a Cooling Fan 181
Installation and Maintenance Guide
Figure 105 Remove the BCM400 fan access panel
6 Disconnect the I/O card fan cable(s) - see Figure 106. For the BCM400 RFO configuration,
disconnect both fan cables from the I/O card.
Figure 106 Disconnect the fan cable from the I/O card
7 Remove the snap rivets that hold the fan to the fan access panel. The snap rivet has two parts;
a center pin and a collar. Gently separate the plastic rivet pin with your fingernails from the
center of the rivet collar. Remove the rivet pin and collar from the fan access panel. Place the
rivet pin and collar in a safe location.
Remove fan access
panel screws
1
Remove fan access
panel
2
I/O Card
Main Card
Disconnect from
single fan (fan #1)
Disconnect from
redundant fan (fan #2)