Battery cable is not correctly connected.
➡Connect the battery cable to the terminal that is always live.
Station is too far, or signals are too weak.
➡Select other stations of higher signal level.
E
N
G
L
I
S
H
CQ-DF302W
27
Troubleshooting
E
N
G
L
I
S
H
17
CQ-DF302W
26
Electrical Connections (Continued)
E
N
G
L
I
S
H
18
Preliminary Steps
Check and take steps as described in the tables below.
If You Suspect Something Wrong
Immediately switch power off.
Disconnect the power connector and check that there is
neither smoke nor heat from the unit before asking for repairs.
Never try to repair the unit by yourself because it is dangerous
to do so.
No power.
Trouble
Car’s engine switch is not on.
➡Turn your car’s ignition switch to ACC or ON.
Troubleshooting Tips
❐ Common
Cables are not correctly connected.
➡Connect cables correctly.
Battery cable is not correctly connected.
➡Connect the battery cable to the terminal that is always active.
Accessory cable is not correctly connected.
➡Connect the accessory cable to your car’s ACC source.
Grounding wire is not correctly connected.
➡Connect the grounding wire to a metal part of the car.
Fuse is burnt.
➡Call the store where you purchased the unit, or your nearest Servicenter and
ask for fuse replacement.
No sound.
Mute is set to ON.
➡Set it to OFF.
Cables are not correctly connected.
➡Connect cables correctly.
Condensation (dew)
➡Wait for a while before use.
Cautions:
≥Do not use the unit if it malfunctions or
if there is something wrong.
≥Do not use the unit in abnormal
condition, for example, without sound,
or with smoke or foul smell, can cause
ignition or electric shock. Immediately
stop using it and call the store where
you purchased it.
Cause/Step
❐ Radio
Much noise in FM stereo
and monaural broadcasts.
Preset station is reset.
part of car chassis.
because noises or troubles may occur.
(To motor antenna) (Max. 500 mA)
switch actuated power antenna.
Amp. relay control power lead
This lead is for connection to the power amplifier.
