Panasonic CQ-R223W manual Speaker Connections Troubleshooting, Fuse, Maintenance

N

E Speaker Connections

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Troubleshooting

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HCaution: Please follow the instructions given below. Failure to do so will cause damage to the unit and speakers.

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		<Right>					• Use ungrounded speaker only.
				(White)			• The maximum speaker input should be 50 W or more. (If used with the optional
	+				+
L							power amplifier, the speaker input should be higher than the maximum amplifier
					-
	-		(White				output.)
				w/black stripe)
							• The speaker impedance should be 4 - 8 Ω .
	+			(Gray)		+	• This unit uses the BTCL circuit, so each speaker should be connected separately

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.

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.

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R -		-	using parallel vinyl insulated cords.
	(Gray
			• The speaker cords and the power amplifier unit should be kept away (about 30 cm
	w/black stripe)

apart) from the antenna and antenna extension cord.

<Wrong>

Troubleshooting Tips

❐Common

Trouble

Cause/Step

Car’s ignition switch is not on.

L	+	+
	-	-

	Chassis
+	+
R -	-

Chassis

•Never connect the speaker cord to the body of the car.

L	+	+	L	+	+	+
	-	-		-	-	-
	+	+		+	+	+
R -		-	R -		-	-

• Do not use a 3-wire type speaker	• Do not connect more than one
system having a common earth	speaker to one set of speaker
lead.	leads.

No power.

➡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.

Mute is set to ON.

➡Set it to OFF.

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.

No sound.

Noise.

Cables are not correctly connected.

➡Connect the cables correctly.

The ground lead is not connected properly.

➡Connect the ground lead properly.

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.

❐Sound Setting

Trouble

No sound from left, right, front, or rear speaker.

Left and right sounds are reversed in stereo listening.

Cause/Step

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.

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