JVC KD-G427: Maintenance

When storing a disc into its case, gently insert

Maintenance

the disc around the center holder (with the

printed surface facing up).

• Make sure to store discs into the cases after

How to clean the connectors

use.

Frequent detachment will deteriorate the

connectors.

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To keep discs clean

To minimize this possibility, periodically wipe

A dirty disc may not play correctly.

the connectors with a cotton swab or cloth

If a disc does become dirty, wipe it

moistened with alcohol, being careful not to

with a soft cloth in a straight line

damage the connectors.

from center to edge.

• Do not use any solvent (for example,

conventional record cleaner, spray, thinner,

benzine, etc.) to clean discs.

Connector

To play new discs

Moisture condensation

New discs may have some rough

Moisture may condense on the lens inside the

spots around the inner and outer

CD player in the following cases:

edges. If such a disc is used, this

• After starting the heater in the car.

unit may reject the disc.

• If it becomes very humid inside the car.

To remove these rough spots, rub the edges

Should this occur, the CD player may

with a pencil or ball-point pen, etc.

malfunction. In this case, eject the disc and

leave the unit turned on for a few hours until

Do not use the following discs:

the moisture evaporates.

Warped disc

How to handle discs

When removing a disc from

Center holder

Sticker

Sticker residue

its case, press down the center

holder of the case and lift the disc

out, holding it by the edges.

Stick-on label

• Always hold the disc by the

edges. Do not touch its recording surface.

Troubleshooting

What appears to be trouble is not always serious. Check the following points before calling a service

center.

Symptoms Remedies/Causes

• Sound cannot be heard from the

• Adjust the volume to the optimum level.

speakers.

• Check the cords and connections.

General

• The unit does not work at all. Reset the unit (see page 2).

• SSM automatic presetting does not

Store stations manually.

work.

FM/AM

• Static noise while listening to the

Connect the aerial firmly.

radio.

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Symptoms Remedies/Causes

• Disc cannot be played back. Insert the disc correctly.

• CD-R/CD-RW cannot be played

• Insert a finalized CD-R/CD-RW.

back.

• Finalize the CD-R/CD-RW with the component

• Tracks on the CD-R/CD-RW cannot

which you used for recording.

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be skipped.

• Disc can be neither played back nor

• Unlock the disc (see page 12).

ejected.

• Eject the disc forcibly (see page 2).

Disc playback

• Disc sound is sometimes interrupted. • Stop playback while driving on rough roads.

• Change the disc.

• Check the cords and connections.

• “NO DISC” appears on the display. Insert a playable disc into the loading slot.

• Disc cannot be played back. • Use a disc with MP3/WMA tracks recorded in

the format compliant with ISO 9660 Level 1,

Level 2, Romeo, or Joliet.

• Add the extension code <.mp3> or <.wma> to

the file names.

• Noise is generated. Skip to another track or change the disc. (Do not

add the extension code <.mp3> or <.wma> to

non-MP3 or WMA tracks.)

• A longer readout time is required

Do not use too many hierarchies and folders.

(“CHECK” keeps flashing on the

display).

• Tracks do not play back in the order

Playback order is determined when the files are

MP3/WMA playback

you have intended them to play.

recorded.

• Elapsed playing time is not correct. This sometimes occurs during play. This is caused

by how the tracks are recorded on the disc.

• “NO FILES” appears on the display. Insert a disc that contains MP3/WMA tracks.

• Correct characters are not displayed

This unit can only display letters (upper case),

(e.g. album name).

numbers, and a limited number of symbols.

• “NO DISC” appears on the display. Insert a disc into the magazine.

• “NO MAG” appears on the display. Insert the magazine.

• “RESET 8” appears on the display. Connect this unit and the CD changer correctly

and press the reset button of the CD changer.

CD changer

• “RESET 1” – “RESET 7” appears on

Press the reset button of the CD changer.

the display.

• The CD changer does not work at all. Reset the unit (see page 2).

To be continued....

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