MCT101 Maintenance
Release 3
34-ST-25-20 MC Toolkit User Manual
91
9/06
MCT101 Maintenance
Modem Battery Replacement
The battery should be replaced:
•
when, in the Modem Diagnostics display (in the Modem Status box) one of these messages appears
−
Modem Battery: Low
−
Modem Battery: Unknown
(after checking wiring connections)
•
in periodic maintenance, when voltmeter test indicates low voltage.
WARNING !!
Never remove the cover of the battery compartment, or attempt battery replacement in areas
designated as having a potentially Explosive atmosphere.
Table 31 Battery Removal and Replacement Procedure
Step
Action
WARNING !!
Do not perform this procedure in an area designated as having a potentially explosive
atmosphere.
1
Remove the screw that holds the battery cover in place, and remove the cover from the
battery compartment.
2
Press lightly on the bottom of the battery as shown in the picture below, rotating the battery
outward at the top. Note the orientation of the battery in the compartment, and then remove
it from the case.
3
Noting orientation of the new battery and the terminals, insert the new battery into the case.
4
Replace the cover and the retaining screw.