Replacing The Backup Battery - Motorola VC70N0 Product Reference Manual

Replacing the Backup Battery

To replace the backup battery:
CAUTION Use ESD precautions when installing the backup battery.
Disconnect the power cable from the VC70. The VC70 will continue to work on backup battery power.
1.
Perform cold boot. The backup battery will stop powering the VC70.
2.
Open the four screws securing the Backup Battery door on the back of the vehicle computer and remove the
3.
door.
Open the four screws securing the Backup Battery and disconnect the Backup Battery connector.
4.
Carefully pull the Backup Battery out of the computer.
5.
Place the new backup battery into the well.
6.
Replacing the Backup Battery
Figure 12-2
Connect the Backup Battery connector to the connector inside the Backup Battery well.
7.
Secure the battery into location using four screws.
8.
Place the Backup Battery door over the battery and secure using the four captive screws.
9.
CAUTION Be sure to torque the screws to seal the device properly. Otherwise, sealing can be compromised.
Torque the screws to 9 +/- 0.5 kgf.cm (7.8 ± 0.4 in-lbs).
10.
Connect the power cable to the VC70.
11.
It takes four hours to fully charge the Backup Battery.
Backup Battery
Backup
Battery
Connector
Maintenance 12 - 3