YES

Check Input cables for signal by connecting them straight to the amplifier.

NO

Check Input cables for signal by connecting them straight to the amplifier.

YES

Problem is in the FRX-456. See your local Authorized PrecisionPower Dealer or call 1-800-62POWER

Reverse left and right RCA outputs.

ANY SOUND NOW?

NO

Problem is elsewhere in the system. Check head unit and amplifiers.

SOUND IS NOW IN

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPPOSITE CHANNEL

SAME CHANNEL

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Reverse RCA inputs

Problem is in the amplifier, speakers or associated wiring of

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

the silent channel.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OPPOSITE CHANNEL

Reverse RCAs at head unit (check Balance Control)

OPPOSITE CHANNEL

Problem is in the head unit.

SOUND IS NOW IN

SAME CHANNEL

Problem is in the FRX-456. See your local Authorized

PrecisionPower Dealer or call 1-800-62POWER.

SOUND IS NOW IN

SAME CHANNEL

Problem is in the RCA cable.

Before beginning, disconnect the negative (-) terminal of the battery prior to working on the positive (+) terminal to prevent a short to ground.

4

Check crossover frequencies for Low Pass points set higher than High Pass points, check level control setting for sub and rear Fill, and check gain control on the affected amplifier(s).

STILL LOW OUTPUT- See your Authorized PPI Dealer or call 1-800-62POWER.

9