Troubleshooting Chart - Sharp HT-SB20 Operation Manual

Troubleshooting chart

Many potential problems can be resolved by the
owner without calling a service technician.
If something is wrong with this product, check the
following before calling your authorized SHARP
dealer or service center.
General
■
Symptom
No sound is heard.
Noise is heard
during playback.
Sound is distorted.
When a button
is pressed, the
sound bar does not
respond.
Possible cause
Is the input signal
●
(selection) set
properly?
Is the volume level set
●
to minimum?
Is muting activated?
●
Are the connections
●
made correctly?
Is the sound bar too
●
far from the Bluetooth
stereo audio source
device? (HT-SB30)
Is the sound bar paired
●
with the Bluetooth
stereo audio source
device? (HT-SB30)
Move the sound
●
bar away from any
computers or mobile
phones.
TV output sound is
●
distorted.
Reduce the TV volume
or sound bar volume.
Set this sound bar to
●
the stand-by mode and
then turn it back on.
If the sound bar still
●
malfunctions, reset it.
(Refer to page 14.)
The power is not
turned on.
Bluetooth sound
is interrupted or
distorted.
(HT-SB30)
Remote control
■
Symptom
The remote control
does not operate
properly.
The sound bar
cannot be turned
on with the remote
control.
TV cannot be
operated with the
remote control.
E-3
Is the sound bar
●
unplugged? (Refer to
page 7.)
The protection circuit
●
may be activated.
Unplug and plug in the
power cord again after
5 minutes or more.
Is the sound bar
●
too near to a device
that generates
electromagnetic
radiation?
Is there any obstacle
●
between the sound
bar and the Bluetooth
stereo audio source
device?
Possible cause
Is the battery polarity
●
correct?
Is the battery dead?
●
Is the distance or angle
●
incorrect?
Are there any
●
obstructions in front of
the sound bar?
Is there a strong light
●
shining on the remote
sensor?
Is the remote control
●
for another equipment
used simultaneously?
Is the AC power cord
●
of the sound bar
plugged in?
Is the battery inserted?
●
Depending on the
●
model, some or all
functions may not be
operable using the
remote control of this
sound bar. In this case,
use the remote control
supplied with the TV.