1
3
4
5
6
1. Silent Indicator
2. Transmit Indicator
3. Receive Indicator
4. Dual Watch Indicator
5. Auto Power Off
Indicator
6. Key Lock Indicator
7. Scan Indicator
8. Channel Indicator
7
8
9
10
11
12
13
14
9. Battery Level Meter
10.Group Indicator
11. VOX/Room Monitor
Indicator
12.Call Indicator
13.Sub-code
(Group ID/Code)
Indicator
14.Colon (for Up Timer)
1. Make sure your radio is turned OFF.
2. For T80: To remove the battery compartment door, press the
tab at the bottom of the compartment door.
For T80 Extreme and T81 Hunter : To remove the battery
compartment door, use a coin to wedge the battery door
open.
3. Install the NiMH batteries into the battery compartment.
4. Replace the battery compartment door.
Caution: Risk of explosion if battery is replaced by an
incorrect type. Dispose used batteries according
to the instructions.
Battery Level and Low Battery Alert
Blinks when battery is low; charge the radio
or replace batteries immediately.
(The alert tone sounds every 5 seconds for
30 seconds when the battery is low.)
Battery Capacity Maintenance
1. Charge the batteries at least once every 3 months when not
in use.
2. Remove the battery from the radio after using for storage
purpose.
3. Store the batteries in temperatures between -20°C to 35°C
and in low humidity. Avoid damp conditions and corrosive
materials.
Charging the Radio
Direct Charging :
1. Make sure your radio is turned OFF.