Yamaha R CD-S700 - Manual (Page 23)

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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 be corrected, or if the problem is not listed in the Problems column, disconnect
the power cable and contact your authorized Yamaha dealer or service center for help.
TROUBLESHOOTING
Problems Possible Causes Solutions
Refer to
page
This unit fails to turn
on. The power cable is not connected to the AC IN
inlet on the rear panel or not plugged in the wall
outlet. Connect the power cable firmly.
8
The disc tray does
not close completely. A foreign object is obstructing the tray. Carefully check the disc tray and remove the
foreign object.
—
Disc playback does
not start. 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 on the
unit ON before trying to play back a disc.
—
The disc is loaded upside down. Reload the disc with the label side up. 9
The disc is dirty. Clean the disc. 18
The format of the MP3 or WMA file is not
compatible with this unit. Replace the disc with a correctly recorded disc
playable with this unit.
17
The CD-RW (ReWritable) disc is not recorded
correctly. Replace the disc with a correctly recorded disc
playable with this unit.
17
The disc is a non-standard disc not playable with
this unit. Replace the disc with a correctly recorded disc
playable with this unit.
17
This unit is in USB mode. Switch to disc mode by pressing CD/USB. 5, 9
USB playback does
not start. Improper USB device connections. Connect the USB device again. 8
The format of the MP3 or WMA file is not
compatible with this unit. Replace the file with a correctly recorded file
playable with this unit.
17
This unit is in disc mode. Switch to USB mode by pressing CD/USB. 5, 9
Playback is delayed,
or begins at the
wrong place. The disc may be scratched or damaged. Check the disc carefully; replace it if necessary.
18
No sound. Improper output cable connections. Connect the cables properly. If the problem
persists, the cables may be defective.
7
Improper amplifier operation. Set the amplifier controls to the correct input
selection.
—
Sound of a
component
connected to the
DIGITAL OUT jacks
is not played. PURE DIRECT is turned on. Turn PURE DIRECT off. Or make an analog
connection.
10
Sound “skips”. This unit is being subjected to vibrations or
impacts. Relocate this unit.
—
The disc is dirty. Clean the disc. 18
Sound “hums”. Improper cable connections. Securely connect the audio cables. If the
problem persists, the cables may be defective.
7
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.
—