Amplifier Does Not Turn ON, and Red LED Lit Amplifier not Connected Shorted Speaker Verify:
A. Speaker crossover not defective
B. Status LED Amplifier not Lit, Head Unit (Source) Turned Verify:
A. Speakers meet correct impedance for application (mono stereo hookup)
6. Source output amplifier not distorted
B. High-level cables from speaker amplifier are not shorted
GB. Engine Noise From Speaker(s)
Turn source OFF, Disconnect RCA cables amplifier noise stops, check equipment cables leading amplifier- Verify:
A. Amplifier mounted with adequate air circulation around vents
B. RCA cables from source amplifier are not run alongside power
4.GB
Amplifier Troubleshooting Guide
1. Remote turn-on wire from source amplifier has proper voltage
B. Amplifier fuse battery and amplifier have proper voltage
2. Amplifier not mounted under carpet
C. RCA cables from amplifier source are securely connected
C. Source output sensitivity correctly adjusted
5. Status LEDs Lit, Output from Speakers Normal Operating Condition Verify:
A. Amplifier Output Distorted Music not Recorded with Intentional Distortion Verify:
A. RCA cables are good quality with breakage internal shields
B. Power (B+) connections amplifier, terminal blocks, and battery are secure
C. Amplifier Shuts Down, Green LEDs are Lit Amplifier Thermal Protection Mode Verify:
A. High-level cables from speaker(s) amplifier are securely connected
B. Ground (GND) connections amplifier and vehicle chassis are secure Battery fuse OK
E. Volume adjustment amplifier correctly adjusted
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