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