Yamaha CDX-397MK2: SYMPTOM TROUBLESHOOTING

SYMPTOM TROUBLESHOOTING: Yamaha CDX-397MK2

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English

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If the unit fails to operate normally, check the following points to determine whether the fault can be corrected by the simple

measures suggested. If it cannot be corrected, or if the fault is not listed in the SYMPTOM column, disconnect the power cord

and contact your authorized Yamaha dealer or service center for help.

SYMPTOM

The unit does not switch ON

when POWER is pressed.

The disc tray does not close

completely.

Playback does not start.

Playback is delayed, or begins at

the wrong place.

No sound.

Sound “skips”.

Sound “hums”.

Noise from a nearby tuner.

Noise from inside of the disc tray.

The remote control does not

work.

TV functions strangely when the

remote control is used.

PROBABLE CAUSE

The power cord is not connected nor

completely connected.

 A foreign object is obstructing the tray.

The disc is damaged.

There is moisture on the laser pickup.

The disc is loaded upside down.

The disc is dirty.

The CD-RW (ReWritable) disc is not

recorded correctly.

The disc is a non-standard disc not

playable with this unit.

The disc may be scratched or

damaged.

Improper output cable connections.

Improper amplifier operation.

The OUTPUT LEVEL +/– buttons are

set at minimum.

The unit is being subjected to vibrations

or impacts.

The disc is dirty.

Improper cable connections.

The tuner is too close to the unit.

The disc may be warped.

The batteries of the remote control are

too weak.

Remote control is too far away or tilted

too much.

Direct sunlight or lighting (of an inverter

type fluorescent lamp etc.) is striking

the remote control sensor of the main

unit.

Remote control is being used near TV

set with a remote control sensor.

REMEDY

Securely connect the power cord.

Carefully check the disc tray and

remove the foreign object.

Check the disc carefully; replace it if

necessary.

Wait 20 to 30 minutes after switching the

unit ON before trying to play back a disc.

Reload the disc with the label side up.

Clean the disc.

Replace the disc with a correctly-

recorded disc playable with this unit.

Check the disc carefully; replace it if

necessary.

Connect the cables properly. If the

problem persists, the cables may be

defective.

Set the amplifier controls to the correct

input selection.

Adjust the volume by using the

 OUTPUT LEVEL +/– buttons.

Relocate the unit.

Clean the disc.

Securely connect the audio cables. If

the problem persists, the cables may be

defective.

Move the tuner and the main unit

farther apart.

Replace the disc.

Replace the batteries with new ones.

Use within 6 m and 60

°

 radius.

Reposition the main unit.

Relocate the main unit away from the

TV or cover TV’s remote control sensor.

TROUBLESHOOTING

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