Troubleshooting Chart - Sharp HT-X15H Operation Manual

Troubleshooting chart

Many potential problems can be resolved by the owner without call-
ing a service technician.
If something is wrong with this product, check the following before
calling your authorised SHARP dealer or service centre.
General
Symptom Possible cause
The power is not Is the system unplugged?
turned on.
Are the system connection cables discon-
nected?
No sound is Is the volume level set to "0"?
heard.
Are the headphones connected?
Are the speaker wires disconnected?
The sounds from Are the speaker wires connected to the
speakers are not wrong channels?
well balanced.
Noise is heard Move the system away from any computers
during playback. or mobile phones.
When a button is Set the system to the power stand-by mode
pressed, the sys- and then turn it back on.
tem does not re-
If the system still malfunctions, reset it. (Re-
spond.
fer to page 69.)
Interference or Is the system placed near TV with internal
noise occurs on aerial? Use an external aerial.
the TV image.
The display on Is the display in the dimmer mode?
the main unit is
dark.
No images are Is TV turned on?
displayed.
Is the TV input switched on?
DVD player
Symptom Possible cause
Even though a Is the disc loaded upside down?
disc is loaded,
Is the disc very dirty?
"No Disc" is dis-
Does the disc satisfy the standards?
played.
Is the system located near excessive vibra-
tions?
Playback sounds Is condensation formed inside the system?
are skipped.
The control but- Is the disc very dirty?
tons do not func-
Does the disc satisfy the standards?
tion. Music or
Is the system located near excessive vibra-
video playback is
tions?
interrupted.
Is condensation formed inside the system?
Pictures and Is the disc very dirty?
sound are
Is the system located near excessive vibra-
skipped.
tions?
Is condensation formed inside the system?
The system does Is a disc other than a DVD (region number 2
not operate even or ALL), super video CD, video CD, audio
if the power is on. CD, CD-R or CD-RW loaded?
Images cannot Are the video and audio cables connected
be played back. improperly?
(Sound is not
Is a disc other than a DVD (region number 2
heard.)
or ALL), super video CD, video CD, audio
CD, CD-R or CD-RW loaded?
Is the disc very dirty?
Is the disc loaded upside down?
Is the optical pickup dirty?
Is the TV input set to video (VIDEO 1, VIDEO
2, etc.)?
Is the system turned on?
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