Troubleshooting - MTX TR100.2 Manual

Troubleshooting

Problem
No LED indication
Power LED on, no output
Output distorted
Balance reversed
Bass is weak
Blowing fuses
Cause
No +12V at remote connection
No +12V at Power connection
Insuffi cient ground connection
Blown power fuse
Volume on source unit off
Speaker connections not made
Gain control on amplifier off
Signal processing units off
All speakers blown
Head unit volume set too high
Amplifier gain set too high
Speakers wired L + R reversed
RCA inputs reversed
Speakers wired out of phase
Not using MTX woofers
Excessive output levels
Amplifier defective
Solution
Supply +12V to terminal
Supply +12V to terminal
Verify ground connection
Replace fuse
Increase volume on source unit
Make speaker connections
Turn up gain
Apply power to signal processor
Replace speakers
Lower head unit volume
Lower amplifier gain
Wire speakers with correct orientation
Reverse RCA input
Wire speakers with correct phase
Buy MTX woofers
Lower the volume
Return for service