Sharp DV-AT4000 - Manual (Page 38)

38
DV-AT4000
SHARP
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Troubleshooting chart
Many potential problems can be resolved by the owner without calling a service tech-
nician.
If something is wrong with this product, check the following before calling your autho-
rized SHARP dealer or service center.
" DVD player
" Remote control
Symptom Possible cause Reference
page
No sound is heard. ! The audio cable is disconnected. P. 12
! Is the TV or amplifier volume level
set to "0"?
Noise is heard during play-
back. ! Move the unit away from any com-
puters or mobile phones.
When a button is pressed,
the unit does not respond. ! Set this unit to the power stand-by
mode and then turn it back on. P. 39
The display on the unit is
dark. ! Is the display in the dimmer mode? P. 15
The power is not turned on. ! Is the unit unplugged? P. 14
The sound is not reproduced
in the Dolby Digital 5.1 ch. ! Is the initial setting screen set to
"LPCM"? Change it to "BitStream". P. 12
No images are displayed. ! Is TV turned on?
! Is the input of TV switched?
Even though a disc has been
loaded, NO DISC is dis-
played. ! Is the disc loaded upside down?
! Is the disc very dirty?
Playback sounds are
skipped. ! Does the disc satisfy the standards?
! Is the unit located near excessive vi-
brations?
! Has condensation formed inside the
unit? P. 39
The control buttons do not
function. Music or video play-
back is interrupted. ! Is the disc very dirty?
! Does the disc satisfy the standards?
! Is the unit located near excessive vi-
brations?
! Has condensation formed inside the
unit? P. 39
Symptom Possible cause Reference
page
Pictures and sound are
skipped. ! Is the disc very dirty?
! Is the unit located near excessive vi-
brations?
! Has condensation formed inside the
unit? P. 39
The unit does not operate
even if the power is on. ! Is a disc other than a DVD (region
number 1 or ALL), SVCD, VCD, au-
dio CD, CD-R or CD-RW loaded? P. 11
Image cannot be played
back. (Sound is not heard.) ! Are the video and audio cables con-
nected improperly? P. 12 - 14
! Is a disc other than a DVD (region
number 1 or ALL), SVCD, VCD, au-
dio CD, CD-R or CD-RW loaded? P. 11
! Is the disc very dirty?
! Is the disc loaded upside down?
! Clean the optical pickup if it is dirty. P. 37
! Is the TV input set to "VIDEO 1/VID-
EO 2" etc.?
! Is the unit turned on? P. 15
Symptom Possible cause Reference
page
The remote control does not
operate properly. ! Is the battery polarity respected? P. 15
! Are the batteries dead?
! Is the distance or angle incorrect? P. 15
! Are there any obstructions in front of
the unit?
! Is the remote control sensor ex-
posed to strong light (inverter fluo-
rescent light, direct sunlight, etc.)? P. 15
! Is the remote control for another
equipment used simultaneously?
The unit cannot be turned on
with the remote control. ! Is the unit unplugged? P. 14
! Are the batteries inserted? P. 15