B52 marine BMP 4004 Instruction Manual page 12

AMPLIFIER TROUBLESHOOTING GUIDE
5. Amplifier Shuts Down, Green LEDs are Lit Amplifier is in Thermal Protection Mode
Verify:
A. Amplifier is mounted with adequate air circulation around vents
B. Amplifier is not mounted under carpet
C. Speakers meet correct impedance for application (mono or stereo hookup)
6. Amplifier Does Not Turn ON, and Red LED is Lit Amplifier not Connected to a
Shorted Speaker
Verify:
A. Speaker crossover is not defective
B. High-level cables from speaker to amplifier are not shorted
5. Amplifier Shuts Down, Green LEDs are Lit Amplifier is in Thermal Protection Mode
Verify:
A. Amplifier is mounted with adequate air circulation around vents
B. Amplifier is not mounted under carpet
C. Speakers meet correct impedance for application (mono or stereo hookup)
6. Amplifier Does Not Turn ON, and Red LED is Lit Amplifier not Connected to a
Shorted Speaker
Verify:
A. Speaker crossover is not defective
B. High-level cables from speaker to amplifier are not shorted
12