Nortel Networks BCM50 - Manual (Page 53)

Chapter 2 Introducing the BCM50 hardware 53
Installation and Maintenance Guide
Figure 23 Hard disk and bracket
Cooling fan
The main units have one cooling fan. The expansion unit has two cooling fans. See the figure
Cooling fan on page 53.
Figure 24 Cooling fan
The cooling fan mounts in the back of the BCM50 enclosure.
For information about how to install or replace the cooling fan, see Replacing an internal
component on page 189.
Hard disk
bracket
Hard disk
fan connector