TM 9-2350-261-20-1R A D I O ( S ) D O E S N O T W O R KI N I T I A L S E T U PTools:References:General Mechanics Tool Kit (Item 30, App D)See your -10Digital Multimeter (Item 43, App D)Jumper WireEquipment Conditions:Carner blocked (see your -10)Personnel Required:Ramp lowered (see your -10)Unit MechanicHelper (H)1.2.3.Remove radio plug (1) from receptacle (2).Measure voltage between receptacle jack (2) pins Aand B.Does multimeter read less than 17 volts?1. Remove circuit 48 lead from battery positiveterminal (page 13-2).2. Install a jumper wire between circuit 48 lead andground.3. Measure resistance between receptacle jack pin Aand 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 harnesscircuit 48 (page 14-3).3. Verify no faufis found.3-116
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