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DP-5090/4090 (En)
÷Insert the power plug firmly to the AC outlet.
÷Turn the amplifier’s power ON.
÷Load the disc again with its label side up.
÷Insert the disc properly.
÷Wipe off the dust on the surface of the disc
referring to ”Disc handling precautions“.
7
÷Replace the disc with a new one.
÷Leave the player for about 1 hour so that the
condensation is removed.
7
÷Press the 6 key.
÷Wipe off the dust on the disc surface referring
to ”Disc handling precautions“.
7
÷Replace the disc with a new one.
÷Connect all connection cords firmly.
÷Adjust the output level with OUTPUT key on
the remote control unit. 5
÷Wipe off the dust on the disc surface referring
to ”Disc handling precautions“.
7
÷Replace the disc with a new one.
÷Try selecting a place where no strong vibra-
tions occur by changing the installation place,
etc.
÷If automatic play is not required, remove the
disc from the player before turning the power
OFF.
÷Power plug is loosely connected.
÷With the power plug connected to the switched
AC outlet of an amplifier, the power of the
amplifier is turned off.
÷Disc is loaded upside down.
÷Disc is loose.
÷Disc is dirty.
÷Disc is cracked.
÷Condensation has occurred on the optical lens
unit.
÷Play mode is not entered.
÷Disc is too dirty.
÷Disc is cracked.
÷The connection cords are inserted loosely.
÷Output level is attenuated too low.
÷Disc is too dirty.
÷Disc is cracked.
÷Oscillation is applied to this unit.
÷This unit is designed so that play begins auto-
matically when the power is turned on if a disc
is already loaded.
Symptom Cause Remedy
The power is not turned on with the
POWER switch ON.
Disc is loaded, player does not play.
No sound.
Music is interrupted. (Sound is skipped.)
Play begins as soon as the power is
turned on.
Symptom Cause Remedy
Remote control operation is not possi-
ble.
÷Batteries are exhausted.
÷The remote control unit is too far away from
the main system, controlling angle is too large,
or there is an obstacle in between.
÷Replace with new batteries.
9
÷Operate the remote control unit within the con-
trollable range.
9
In case of difficulty
What appears to be a malfunction may not always be serious. If your unit should not perform as expected, consult the
table below to see if the problem can be corrected before seeking help from your dealer or service representative.
Operation to reset
The microcomputer may fall into malfunction (impossibil-
ity to operate, erroneous display, etc.) when the connec-
tion cords are unplugged while power is ON or due to an
external factor. In this case, execute the following method
to reset the microcomputer and return it to normal condi-
tion.
CD player unit
Remote control unit
Set the POWER switch to OFF, and after several sec-
onds, set the POWER switch back to ON.