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XV-D721BK[J, 1U]EN
LET0486-001B
51
Additional
information
Troubleshooting
What appears to be a malfunction may not always be serious. Please go through the following list before requesting
service.
Symptom
Power does not come on.
Remote control does not work.
The TV/VIDEO-CANCEL,
CURSOR or numeric buttons do
not work.
No picture is displayed on the
monitor.
Picture is noisy or blurred.
No audio is reproduced.
No audio is reproduced when
playing back a DVD disc
recorded with high-sampling
(88.2-kHz or more), linear PCM
audio.
Sound is distorted or noise is
generated.
Picture is garbled.
Picture does not fit the television
screen.
Operation is not possible.
Possible cause
Power plug is not inserted securely.
Too far from the unit.
The tip of the remote unit is not
pointed in the right direction.
Batteries are exhausted.
Battery polarity is incorrect.
The TV-DVD switch is not correctly
set.
Connection of video cable is
incorrect.
Input selection of TV is incorrect.
Disc is not playable.
The SCAN MODE is set to “525p”
though the unit is connected to a TV
via the VIDEO output jack.
The unit is connected to a VCR
directly and the copyguard function
is activated.
With some discs, a picture may be
blurred when setting the
“PROGRESSIVE MODE” to “FILM”
or “AUTO”.
Connection is incorrect.
Input selection of amplifier is
incorrect.
The audio signal derives from the
unit's DIGITAL AUDIO OUT.
Disc is dirty.
The screen saver mode is set to
“MODE 1”, and the screen saver
function is activated.
“MONITOR TYPE” is not correctly
set.
Television is not correctly set.
Microcomputer malfunctions due to
lightning or static electricity.
Moisture condensation occurs by a
sudden change of temperature or
humidity.
Remedy
Plug in securely.
More closer to the unit.
Point the infrared light- emitting window
toward the remote sensor on the front panel.
Replace the batteries with new ones.
Take out the batteries and insert them again
in the correct direction.
To control the unit, set the TV-DVD switch to
“DVD”. To control your TV, set the TV-DVD
switch to “TV”.
Connect the cable correctly.
Select correctly.
Use a playable disc. (See page 12.)
Set the SCAN MODE correctly.
Connect the unit so that the picture signal
flows directly to the TV.
Set the “PROGRESSIVE MODE” to “VIDEO”.
Check the connections.
Select correctly.
Use the ANALOG AUDIO OUT when playing
back such discs.
Wipe the disc surface.
Set the screen saver mode to the other mode.
Select monitor type correctly. (See page 41.)
Set the television correctly.
Turn off the power and unplug the power
cord, then connect the power cord again.
Turn off the power, then turn it on a few
hours later.