7
NVX MVP
TROUBLESHOOTING
TROUBLE SOLUTION
Power LED on amplier is not lit when
source is turned on
• Verify remote turn-on wire has suffcient voltage
• Make sure power (+12V), ground (Gnd) and remote (Rem) connections are secure
• Check amplier fuse and in-line fuse
• Make sure power wire has suffcient voltage
Power LED is on, but no output from
speakers
• Check RCA/ High-Level Speaker connections to ensure amplier is receiving signal
• Check gain on amplier
• Check volume on source unit
Hearing engine noise through speakers
• Turn the source off, then disconnect the RCA’s or speaker-level harness. If the
noise stops, check all wiring and equipment connected to the amplier and check
to make sure you have a solid ground connection. If the noise continues, contact
NVX tech support.
Amplier output distorted
• Make sure source output is not distorted
• Check the input sensitivity to make sure gain is not set to high.
Red LED protection indicator is lit
• Make sure amplier has proper ventilation
• Speakers are wired to the correct impedance for the application
• Check to see if the speaker is short-circuited due to faulty connection or exposed wire.
• Make sure the speaker is crossover in the correct range.
• Make sure signal input is not shorted due to faulty connection or exposed wire.
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