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