Sharp SD-AT50 - Manual (Page 55)

E-50
SD-AT50(U)E5.fm 02/7/19
SD-AT50
ENGLISH
7
DX-AT50
Re
fere
nc
es
- Tr
oubleshooting cha
rt -
" DVD Player " If trouble occurs
When this product is subjected to strong external interference (mechanical shock,
excessive static electricity, abnormal supply voltage due to lightning, etc.) or if it is
operated incorrectly, it may malfunction.
If such a problem occurs, do the following:
Resetting the AV control unit:
Caution:
This operation will erase all data stored in memory and restore various settings to the
initial status (default).
Resetting the DVD player:
Unplug the unit and, after waiting 5 minutes or longer, plug it in again.
When the protection circuit is activated:
When short-circuiting the speaker cords or turning the volume too high, the protec-
tion circuit may be activated and the power may turn off.
Unplug the subwoofer/amplifier unit and plug it in again after 5 minutes or more.
Turn down the volume if set too high.
" Before transporting the system
1 Press the ON/STAND-BY button of the DVD player to turn the power on.
2 Open the disc tray and remove the disc.
3 Close the disc tray and enter the system to stand-by mode.
4 After the power indicator goes off, unplug the system.
Symptom Possible cause Reference
page
Even though a disc has been
loaded, "- - - - - " is displayed. ! Is the disc loaded upside down?
! Is the disc very dirty?
Playback sounds are
skipped. ! Does the disc satisfy the standards?
! Is the system located near exces-
sive vibrations?
! Has condensation formed inside the
system? P. 48
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 system located near exces-
sive vibrations?
! Has condensation formed inside the
system? P. 48
Pictures and sound are
skipped. ! Is the disc very dirty?
! Is the system located near exces-
sive vibrations?
! Has condensation formed inside the
system? P. 48
The system does not operate
even if the power is on. ! Is a disc other than DVD (region
number 1 or ALL), audio CD loaded? P. 5
Image cannot be played
back. (Sound is not heard.) ! Are the video and audio cables con-
nected improperly? P. 11 - 15
! Is a disc other than DVD (region
number 1 or ALL), audio CD loaded? P. 5
! Is the disc very dirty?
! Is the disc loaded upside down?
! Clean the optical pickup if it is dirty. P. 51
! Is the TV input set to "VIDEO 1/VID-
EO 2" etc.? P. 47
! Is the system turned on? P. 18
1 Unplug the subwoofer/amplifier unit.
2 While holding down the ON/STAND-BY button, plug in the AC power cord.
At this time, the component will not be turned on.
3 Press the ON/STAND-BY button again to turn the power on.