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CQ-R223W
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CQ-R223W
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Speaker Connections
Caution: Please follow the instructions given below. Failure to do so will cause damage to the unit and speakers.
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<Right>
<Wrong>
(White)
(White
w/black stripe)
Chassis
(Gray
w/black stripe)
(Gray)
Chassis
• Use ungrounded speaker only.
• The maximum speaker input should be 50 W or more. (If used with the optional
power amplifier, the speaker input should be higher than the maximum amplifier
output.)
• The speaker impedance should be 4 - 8 Ω.
• This unit uses the BTCL circuit, so each speaker should be connected separately
using parallel vinyl insulated cords.
• The speaker cords and the power amplifier unit should be kept away (about 30 cm
apart) from the antenna and antenna extension cord.
• Never connect the speaker cord to
the body of the car.
• Do not use a 3-wire type speaker
system having a common earth
lead.
• Do not connect more than one
speaker to one set of speaker
leads.
Fuse
Use fuses of the same specified rating (15 A). Using different substitutes or fuses with higher ratings, or
connecting the unit directly without a fuse, could cause fire or damage to the unit.
If the fuse replacement fails, consult your nearest Panasonic Service center.
Maintenance
Your product is designed and manufactured to ensure the minimum of maintenance. Use a soft cloth for
routine exterior cleaning. Never use benzine, thinner, or other solvents.
Troubleshooting
Preliminary Steps
Check and take steps as described in the tables below.
If You Suspect Something Wrong
Immediately switch the 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 ignition switch is not on.
➡Turn your car’s ignition switch to ACC or ON.
Cables are not correctly connected.
➡Connect the 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 Service
center and ask for fuse replacement.
Cautions:
• Do not use the unit if it malfunctions or if
there is something wrong.
• Do not use the unit in irregular condition,
for example, without sound, or with
smoke or foul smell, which can cause
ignition or electric shock. Immediately
stop using it and call the shop where you
purchased this unit.
Cause/Step
Troubleshooting Tips
❐ Common
No sound.
Mute is set to ON.
➡Set it to OFF.
Noise.
The ground lead is not connected properly.
➡Connect the ground lead properly.
Cables are not correctly connected.
➡Connect the cables correctly.
Trouble
No sound from left,
right, front, or rear
speaker.
Left and right balance, or front and rear balance is off on one side.
➡Adjust BAL/FAD as appropriate.
Cables are not correctly connected.
➡Connect the cables correctly.
The right speaker wire is connected to the left speaker and the left speaker
wire to the right speaker.
➡Connect the speaker wires to the correct one.
Left and right sounds are
reversed in stereo
listening.
Cause/Step
❐ Sound Setting