Nortel BCM50 Installation And Maintenance Manual page 193

3 Remove the three case screws (indicated by "A") from the back of the unit. Refer to
for the location of the screws.
Figure 71 BCM50 case screws
4
Turn the BCM50 unit over so that the top of the unit is facing up.
5 While holding the bottom of the BCM50 case, slide the top of the case back to disengage the
locking clips (see Figure 72 on page
Chapter 24 Replacing an internal component
screws
194).
BCM50 Installation and Maintenance Guide
193
Figure 71