TROUBLESHOOTING

If the unit fails to operate normally, check the following points to determine whether the problem can be corrected by the simple measures suggested. If it cannot, or if the problem is not listed in the SYMPTOM column, disconnect the unit’s power cord and contact your authorized YAMAHA dealer or service center for assistance.

SYMPTOM

PROBABLE CAUSE

REMEDY

The player does not switch ON when the

The power cord is not connected or not completely

Securely connect the power cord.

POWER switch is pressed.

connected.

 

 

 

 

The disc tray does not close completely.

A foreign object is obstructing the tray.

Carefully check the disc tray and remove the foreign

 

 

object.

A disc number does not light up in the

The disc has been loaded upside down.

Load the disc correctly.

display.

 

 

The disc is damaged.

Check the disc carefully; replace it if necessary.

 

 

There is moisture on the laser pickup.

Wait 20 to 30 minutes after switching the unit ON

 

 

before trying to play a disc.

 

 

 

Play does not begin.

The disc has been loaded upside down.

Reload the disc with the label side up.

 

The disc is dirty.

Clean the disc.

Play is delayed, or begins at the wrong

The disc may be scratched or damaged.

Check the disc carefully; replace it if necessary.

place.

 

 

No sound.

Improper output cable connections.

Connect the cables properly. If the problem

 

 

persists, the cables may be defective.

 

 

 

 

Improper amplifier operation.

Set the amplifier controls to the correct input

 

 

selection.

Sound “skips”.

This unit is being subjected to vibrations or

Relocate this unit.

 

impacts.

 

 

The disc is dirty.

Clean the disc.

Sound “hums”.

Improper cable connections.

Securely connect the audio cables. If the problem

 

 

persists, the cables may be defective.

Noise from a nearby tuner.

The tuner is too close to this unit.

Move the tuner and this unit farther apart.

Noise from inside of the disc tray.

The disc may be warped.

Replace the disc.

 

 

 

The remote control transmitter does not

The batteries of this remote control transmitter are

Replace the batteries with new ones.

work.

too weak.

 

 

Direct sunlight or lighting (of an inverter type of

Change position of the main unit.

 

fluorescent lamp etc.) is striking the remote control

 

 

sensor of the main unit.

 

 

 

 

SPECIFICATIONS

AUDIO SECTION

 

GENERAL

 

 

Frequency response ..........................

2 Hz – 20 kHz, ±0.5 dB

Power requirements

 

Harmonic distortion+noise (1 kHz)

 

U.S.A. and Canada models

............................ 120V, 60 Hz

<

> .....................................................................................................

0.003% or less

Australia and U.K. models

............................. 240V, 50 Hz

CDC-901

>

<

0.004% or less

Europe model ..................................................

230V, 50 Hz

CDC-501

 

S/N ratio

> ...................................................................................................

General model ......................

110/120/220/240V, 50/60 Hz

<

106 dB or more

Power consumption ........................................................

20W

CDC-901

>

<

102 dB or more

Dimensions (W x H x D) .........................

435 x 106 x 388 mm

CDC-501

 

Dynamic range

 

 

 

(17-1/8” x 4-3/16” x 15-1/4”)

<

> .......................................................................................................

96 dB or more

Weight

 

 

CDC-901

>

>...................................................................................

<

95 dB or more

<

5.6 kg (12 lbs. 5 oz.)

CDC-501

 

CDC-901

>

Wow & flutter ...................................................

Unmeasurable

<

5.4 kg (11 lbs. 14 oz.)

CDC-501

 

Output voltage ..........................................................

2.0±0.5V

Accessories

..................................................

Connection cord

Headphones output (–20 dB) ..............

200±40 mV/150 ohms

 

 

Remote control transmitter

 

 

 

 

 

Batteries (size AA, R6,UM-3)

Please note that all specifications are subject to change without notice.

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