Yamaha TSX-20 Owner's Manual page 27

SYMPTOM
Play does not begin.
Play is delayed, or begins at the
wrong place.
Sound "skips."
Sound "hums."
Noise from inside of the unit.
The remote control does not work.
TV functions strangely when the
remote control is being used.
CAUSE
The disc is damaged.
There is moisture on the laser pick-up.
The disc has been loaded upside down.
The disc is dirty.
The disc may be scratched or damaged.
The unit is being subjected to vibrations or
impacts.
The disc is dirty.
Improper cable connections.
The disc may be warped.
The battery of the remote control is too weak.
Remote control is too far away or is being
used at an incorrect angle.
The active remote control sensor cannot
receive the remote control signal.
Direct sunlight or strong lighting (of an
inverter type of fluorescent lamp, etc.) is
striking the remote control sensor of the unit.
The remote control is being used near a TV
set with a remote control sensor.
ADDITIONAL INFORMATION
REMEDY
Check the disc carefully; replace it if necessary.
Wait 20 to 30 minutes after switching the unit ON
before trying to play a disc.
Reload the disc with the label side facing up.
Clean the disc.
Check the disc carefully; replace it if necessary.
Relocate the unit.
Clean the disc.
Securely connect the audio cables. If the problem
persists, the cables may be defective.
Replace the disc.
Replace the battery with a new one.
Use within 6 meters and 60 degree radius.
Change the active remote control sensor to the other
one by using the remote control sensor switch.
Change the position of the unit.
Relocate the main unit away from the TV or cover
the TV's remote control sensor.
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