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