Troubleshooting, Radio, Cassette tape – Panasonic CQ-4330U User Manual

Page 20: Sound setting, Continued)

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CQ-4330U

20

Much noise in FM stereo
and monaural broad-
casts.

Trouble

The antenna ground lead is not connected properly.

a

Connect the antenna ground lead properly.

The radio antenna is not extended enough.

a

Extend fully the radio antenna.

Preset station is reset.

Battery cable is not correctly connected.

a

Connect the battery cable to the terminal that is always active.

Cause/Step

Radio

No sound.

Trouble

Blank tape is inserted in the unit.

a

Insert recorded tape into the unit.

Tape sound quality is
poor.

Heads are dirty.

a

Clean heads. (See page 12)

Poor quality tape.

a

Use better quality tape.

High tones are
improperly emphasized.

Dolby B NR tape plays with Dolby B NR off.

a

Set Dolby B NR to ON.

Metal type tape plays with normal mode.

a

Change Normal mode to Metal mode.

Reproduction of high
tones is poor.

Non-Dolby B NR tape plays with Dolby B NR on.

a

Set Dolby B NR to OFF.

Wow and flutter level is
very high.

Tape running mechanism is dirty or out of order.

a

Clean tape running mechanism, or repair it. (Ask a service
representative for advice.)

Normal type tape plays with Metal mode.

a

Change Metal mode to Normal mode.

Heads are magnetized.

a

Demagnetize heads. (Ask a service representative for advice.)

Cause/Step

Cassette Tape

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

Trouble

Left and right balance, or front and rear balance is off on one side.

a

Adjust balance/fader setting as appropriate.

Left and right sounds are
reversed in stereo
listening.

The right speaker wire is connected to the left speaker and the left speaker
wire to the right speaker.

a

Connect the speaker wires to the correct ones.

Cables are not correctly connected.

a

Connect the cables correctly.

Cause/Step

Sound Setting

Troubleshooting

(Continued)

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