22
English
5. TROUBLESHOOTING
General
Problem
Cause
Measure
Power cannot be
turned on.
Fuse is blown.
Replace with a fuse of the same amperage.
If the fuse blows again, consult your dealer.
Incorrect wiring.
Consult your dealer.
No sound output
when operating the
unit with amplifiers
or power antenna
attached.
Power antenna lead is
shorted to ground or
excessive current is
required for remote-on
the amplifiers or power
antenna.
1. Turn the unit off.
2. Remove all wires attached to the power
antenna lead. Check each wire for a
possible short to ground using an ohm
meter.
3. Turn the unit back on.
4. Reconnect each amplifier remote wire
to the power antenna lead one by one.
If the amplifiers turn off before all wires
are attached, use an external relay to
provide remote-on voltage (excessive
current required).
Nothing happens
when buttons are
pressed.
Display is not
accurate.
DCP or main unit
connectors are dirty.
Wipe the dirt off with a soft cloth moistened
with cleaning alcohol.
No sound heard
The speaker protection
circuit is operating.
1. Turn down sound volume. Function can
also be restored by turning the power
off and on again. (Speaker volume is
reduced automatically when the speaker
protection circuit operates).
2. If the sound is muted again, consult our
service department.
