Nortel BCM200 Installation And Maintenance Manual page 322

322 Chapter 24 Replacing data cards and processing hardware
5 Partially remove the base function tray from the main unit. Do not crimp, stretch, or damage
the cables or connectors.
6
Remove the base function tray bezel. See
239.
7
Remove the WAN card (if applicable). See
8
Disconnect the DS30 cables from the MSC. Do not crimp, stretch, or damage the cables or
connectors.
9
Completely remove the base function tray from the main unit. See
function tray" on page
10 Remove the media services card (see
306).
11 Use your finger to carefully lift the battery out of the socket. For the location of the battery
socket, refer to
Caution: Do not use any type of tool to remove the battery.
Figure 176 Removing the clock/calendar battery
Base function tray - front
CMOS
battery
N0060612 N0060612
236.
"To remove the media services card (MSC)" on page
Figure 176.
"To remove the base function tray bezel" on page
"To remove the WAN card" on page 303.
"Removing the base
The battery is located
under the edge of the
power supply