Nortel Networks BCM200/400 - Manual (Page 335)

Chapter 25 Replacing or installing a cooling fan 335
BCM200/400 4.0 Installation and Maintenance Guide
2 Attach the fan to the fan access panel using the four plastic rivets.
a Align the fan chassis mounting holes with the holes in the fan access panel (see Figure
181 ).
Figure 181 Fan chassis mounting holes
b Hold the fan in place against the fan access panel. Push the rivet collar through the fan
access panel and fan chassis mounting holes.
c Insert the rivet pin into the rivet collar. Repeat this step for the second fan in the BCM400
RFO configuration (see
Figure 182 ).
Figure 182 Insert the snap rivets into the BCM400 fan access panel
3 Connect the power supply cables for each fan to the I/O card (see Figure 183 ):
a Connect Fan #1 (the fan farthest from the power supply) to connector #1 on the I/O card.
b Connect Fan #2 (the fan closest to the power supply) to connector #2 on the I/O card.
Chassis mounting
holes
I/O card fan
connector
fan access panel
Rivet pin
Rivet collar
Insert the rivet collar into the
fan access panel hole.
Insert the rivet pin into the
rivet collar.
Fan exhaust
1
2