Introduction
7
 
Battery Installation and Removal
 
The battery is shipped uncharged, and must be charged before use. 
Refer to the “Battery Charging and Disposal” section on page 72.
 
Installing the Battery
 
1. Turn off the radio and hold it with the 
back of the radio facing upward.
2. Insert the top edge of the battery into the 
area at the top of the radio between the 
radio’s case and chassis. Make sure the 
three tabs on the radio chassis align with 
the three slots under the top edge of the 
battery.
3. Rotate the battery toward the radio, and 
squeeze the battery and radio together 
until the battery “clicks” in place.
 
Removing the Battery
 
1. Turn off the radio and hold it so that the release 
button on the bottom of the battery is facing 
upward.
2. Press downward on the release button so that 
the battery disengages from the radio.
3. Remove the battery completely away from the 
radio
WARNING
To avoid a possible explosion:
DO NOT replace the battery in an area labeled “hazardous atmosphere.”
DO NOT discard batteries in a fire. 
!
CAUTION
If your radio is programmed with volatile-key retention (consult your 
service technician), encryption keys will be retained for approximately 
30 seconds after battery removal.
!
Note