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Symptom
Low or distorted output from
the Pass-Thru output of the
amplifier.
• If noise persists, see your local Authorized Rockford Fosgate Dealer.
Diagnosis
Input gain(s) for amplifier incorrectly
set.
Source unit output too low.
XCards are missing or not placed prop-
erly in crossover slots and/or switches
are not properly selected.
Low battery voltage or large voltage
drops to the amplifier under load.
RCA cable or amplifier connect through
Pass-Thru output is defective.
– 44 –
Remedy
Readjust input gains of amplifier.
Check system with known working
source and repair or replace original
source as needed.
Check crossover switches and XCard
positions and repair or replace as nec-
essary.
Check the alternator, battery, fuse or
circuit breaker and power and ground
wiring and repair as necessary.
Check connections, substitute with
known working amplifier or cables and
repair or replace as needed.
TROUBLE-S
H
O
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