Nortel Networks BCM1000 - Manual (Page 290)

290 Chapter 20 Replacing data cards and processing hardware
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Removing the clock/calendar battery
This section explains how to correctly remove the clock/calendar battery.
1 If you still have access to the Unified Manager, shut down the system using the Shutdown
command. For details refer to
“Shutting down the system software” on page 238 . Otherwise,
skip to step 2.
2 Set up the BCM1000 for maintenance, as described in “Shutting down the system hardware”
on page 239 .
3 Attach one end of the grounding strap to your wrist and the other end to a grounded metal
surface.
4 If the system has a redundant power supply, you may need to remove this before removing the
battery. Refer to
Chapter 19, “Replacing a power supply,” on page 269 .
5 Use your finger to carefully lift the battery out of the socket.
For the location of the battery socket, refer to Figure 149 .
Figure 149 Removing the clock/calendar battery
Caution: Do not use any type of tool to remove the battery.
The battery is located
under the edge of the
power supply
Front of unit