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JVC KD-G727: Troubleshooting

Troubleshooting: JVC KD-G727

To keep discs clean

To play new discs

A dirty disc may not play correctly.

New discs may have some rough

If a disc does become dirty, wipe it

spots around the inner and outer

with a soft cloth in a straight line

edges. If such a disc is used, this

from center to edge.

unit may reject the disc.

• Do not use any solvent (for example,

To remove these rough spots, rub the edges

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conventional record cleaner, spray, thinner,

with a pencil or ball-point pen, etc.

benzine, etc.) to clean discs.

Do not use the following discs:

Sticker

Stick-on label

Warped disc

Sticker residue

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.

• 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.

be skipped.

• Disc can be neither played back nor

• Unlock the disc (see page 13).

Disc playback

ejected.

• Eject the disc forcibly (see page 2).

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

• Change the disc.

• Check the cords and connections.

• 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.

MP3/WMA playback

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Symptoms Remedies/Causes

• 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.

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(“CHECK” keeps flashing on the

display).

• Tracks do not play back in the order

Playback order is determined when the files are

you have intended them to play.

recorded.

• Elapsed playing time is not correct. This sometimes occurs while playing. This is

MP3/WMA playback

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).

cyrillic alphabets, numbers, and a limited number

of symbols (see page 18).

• Noise is generated. The track played back is not an MP3/WMA track.

Skip to another file. (Do not add the extension

code <.mp3> or <.wma> to non-MP3 or WMA

tracks.)

• “CHECK” keeps flashing on the

• Readout time varies depending on the USB

display.

memory.

• Do not use too many hierarchy and folders.

• Turn off the power then on again.

• “NO FILES” flashes on the display. Attach a USB memory that contains tracks

encoded in an appropriate format.

• “NOT SUPP” appears on the display

The track is unplayable.

and track skips.

• “READ” and “FAILED” appear

• The attached USB memory may be

alternately on the display, then

malfunctioning, or may not have been formatted

returns to the previous source.

correctly. The files included in the USB memory

USB memory playback

are corrupted.

• Do not pull out or attach the USB memory

repeatedly while “CHECK” appears on the

display.

• Correct characters are not displayed

This unit can only display letters (upper case),

(e.g. album name).

numbers, and a limited number of symbols.

• While playing a track, sound is

MP3/WMA tracks have not been properly copied

sometimes interrupted.

into the USB memory.

Copy MP3/WMA tracks again into the USB

memory, and try again.

Continued on the next page

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Symptoms Remedies/Causes

• “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.

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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).

• The iPod or D. player does not turn

• Check the connecting cable and its connection.

on or does not work.

• Update the firmware version.

•

Change the battery.

• Buttons do not work as intended. The functions of the buttons have been changed.

Press MODE before performing the operation.

• The sound is distorted. Deactivate the equalizer either on the unit or the

iPod/D. player.

• “NO IPOD” or “NO DP” appears on

Check the connecting cable and its connection.

the display.

• Playback stops. The headphones are disconnected during

playback. Restart the playback operation using the

control panel (see page 19).

• No sound can be heard when

Disconnect the headphones from the iPod nano.

connecting an iPod nano.

• No sound can be heard.

Disconnect the adapter from the D. player. Then,

• “ERROR 01” appears on the display

connect it again.

iPod/D. player playback

when connecting a D. player.

• “NO FILES” or “NO TRACK”

No tracks are stored. Import tracks to the iPod or

appears on the display.

D. player.

• “RESET 1” – “RESET 7” appears on

Disconnect the adapter from both the unit and

the display.

iPod/D. player. Then, connect it again.

• “RESET 8” appears on the display. Check the connection between the adapter and

this unit.

• The iPod’s or D. player’s controls do

Reset the iPod or D. player.

not work after disconnecting from

this unit.

• “noSIGNAL” appears on the display.

Move to an area with stronger signals.

• “RESET 8” appears on the display. Connect this unit and the DAB tuner correctly and

reset the unit (see page 2).

• “ANTENANG” appears on the

Check the cords and connections.

DAB

display.

• The DAB tuner does not work at all. Reconnect this unit and the DAB tuner correctly

and reset the unit (see page 2).

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