Caution In Use; Troubleshooting - Alpine SWD-2030 Owner's Manual

CAUTION IN USE

DO NOT USE A MOBILE PHONE NEAR THIS PRODUCT. Use of a mobile phone may cause
interference and noise.
DO NOT EXCEED THE INPUT LEVEL SPECIFIED FOR THIS PRODUCT. If there is distortion or a
popping noise from the subwoofer, the input level is too high. If the subwoofer has prolonged use in this
condition, this may result in deterioration of performance or may cause damage to the subwoofer.
DAMAGE CAUSED BY EXCESSIVE INPUT LEVEL WILL NOT BE COVERED UNDER WARRANTY.

TROUBLESHOOTING

If you have a problem with the product then please check the following
before taking for repair.
SYMPTOMS
Unit does not operate. (For
example if the fuse is blown)
There is power but no sound.
4
REASON
The head unit is not powered up.
Earth lead is not connected
properly.
The power lead to the battery is
not connected properly.
The fuse is blown.
Remote turn on lead is not
connected properly.
RCA leads are not connected.
Speaker level input cables are
not connected properly
The gain is not at the correct
level for the system.
SOLUTION
Power up the head unit.
Check the earth lead connection
Check the battery lead
connection
Replace with a fuse of the correct
rating.
Check the remote turn on lead
connection
Connect RCA leads correctly.
Check the speaker level input
cable connections.
Adjust the gain setting to an
appropriate level for the system.
EN