MAINTENANCE MTH800 TETRA Handportable Terminal / Basic Service Manual 6 - 7
To install the battery
1. Locate the battery so that the upper part (thin part) is inserted underneath the 
fastening bridge.
2. Carefully press the battery lower part (coloured silver) down until it snaps into 
location.
To install the battery door
1. Position the door on the unit over the battery so that the door release button 
is just above the battery fastening bridge.
2. Slide the door upward until the door snaps into location.
3. Verify that the door is aligned with the handset back housing.
Figure 2  Thin Battery Door Removal and Installation
Figure 3  Thin Battery Removal and Installation
ASTENING BRIDG