TM 9-2350-261-20-1
R A D I O ( S ) D O E S N O T W O R K
I N I T I A L S E T U P
Tools:
References:
General Mechanics Tool Kit (Item 30, App D)
See your -10
Digital Multimeter (Item 43, App D)
Jumper Wire
Equipment Conditions:
Carner blocked (see your -10)
Personnel Required:
Ramp lowered (see your -10)
Unit Mechanic
Helper (H)
1.
2.
3.
Remove radio plug (1) from receptacle (2).
Measure voltage between receptacle jack (2) pins A
and B.
Does multimeter read less than 17 volts?
1. Remove circuit 48 lead from battery positive
terminal (page 13-2).
2. Install a jumper wire between circuit 48 lead and
ground.
3. Measure resistance between receptacle jack pin A
and ground.
4. Does multimeter read O ohms?
1. Remove jumper wire.
2. Service earner batteries (see your -10).
3. Verify no faults found.
1. Faulty radio or mount.
2. Notifiy your supervisor.
1. Remove jumper wire.
2. Repair wiring harness
circuit 48 (page 14-3).
3. Verify no faufis found.
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