Thermal Protection engaged. The amplifiers will turn off and after a minute or so will come back on (the status LEDs will extinguish). In this case, ensure that there is nothing blocking the normal convection airflow of the amplifier. No obstruction should be within 2” of the amplifier on all sides.
Note: Low battery voltage will cause the amplifier to run warmer and possibly damage the amplifier.
TROUBLESHOOTING
NO SOUND Is the LED illuminated?
YESNO
Check Power and Remote turn-on wire for voltage. Make sure the ground wire is secure.
STILL NO SOUND
See your Authorized Precision PowerTM Dealer or call 1-800-62POWER.
SOUND IN ONE CHANNEL ONLY

Reverse the left and right speakers by unplugging the speaker connector,

turning it over and plugging it back in.

 

SOUND IS NOW IN

 

OPPOSITE CHANNEL

SAME CHANNEL

Reverse RCA inputs.

Problem is in the speaker or

 

 

 

 

speaker wire of the silent

 

 

 

 

channel.

 

 

SOUND IS NOW IN

 

 

OPPOSITE CHANNEL

SAME CHANNEL

Reverse RCA inputs

Problem is in the amplifier.

at head unit.

See your local Authorized

 

 

 

 

PrecisionPower Dealer or

 

 

 

 

call 1-800-62POWER.

 

 

 

SOUND IS NOW IN

 

 

 

OPPOSITE CHANNEL

SAME CHANNEL

Problem is in the head

Problem is in the RCA

unit or before the amplifier.

cables.

28

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Image 29
Directed Electronics A600/4, A1200/4 manual Opposite Channel Same Channel