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CQ-DF501/DF301W
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Troubleshooting
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CQ-DF501/DF301W
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Electrical Connections (Continued)
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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 nei-
ther smoke nor heat from the unit before asking for repairs.
Never try to repair the unit 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 live.
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 service
station 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
is something wrong.
≥Do not use the unit in abnormal condi-
tion, for example, without sound, or
with smoke or foul smell, can cause ig-
nition 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 broad-
casts.
Station is too far, or signals are too weak.
➡Select other stations of higher signal level.
Battery cable is not correctly connected.
➡Connect the battery cable to the terminal that is always live.
Preset station is reset.
Trouble Cause/Step
White
Red
(MONO)
Power connector
Antenna
6
CD changer control connector
CD changer
CX-DP88
Battery lead
Yellow
DIN cord
Fuse (3 A)
Yellow
BATTERY 15A
Battery lead
To the car battery,
continuous +12 V DC
Fuse (15 A)
Red
Resistor (1 k≠)
ACC
Power lead
To ACC power,
+12 V DC
Dark blue
Black
Ground lead
To a clean, bare metallic
part of car chassis.
CD
•
C-IN
White (L)
Red (R)
White (L)
Red (R)
White (L)
Red (R)
(r)(s)(r)(s)(r)(s)(r)(s)
Left speaker
(Front)
Right speaker
(Front)
White Gray Green VioletWhite/black
stripe
Green/black
stripe
Violet/black
stripe
Gray/black
stripe
FRONT SP REAR SP
Left speaker
(Rear)
Right speaker
(Rear)
S•W-OUT
REAR
FRONT
Preout cord (rear)
Preout cord (front)
Speaker lead
Ground lead
Be sure to connect to a well
grounded metallic part of your car
because noises or troubles may occur.
DIN extension cord (DIN/BATT/RCA/GND)
Black
Subwoofer cord
RCA cord
CQ-DF501W/CQ-DF301W
Motor antenna relay control lead
(To motor antenna) (Max. 500 mA)
This lead is not intended for use with
switch actuated power antenna.
Amp. relay control power lead
This lead is for connection to the power amplifier.
❐ Wiring Diagram