Troubleshooting Chart - Sharp AN-PR1000H 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 authorised SHARP dealer or service centre.
General
Symptom
No sound is heard. Is input switching (selection) proper?
Is muting activated?
Is the volume level set to "0"?
The sound from subwoofer is Is the speaker connection lead connected
not well balanced. properly?
Is the subwoofer sound level set to the minimum
or maximum level?
Noise is heard during playback. Move the unit away from any computers or
mobile phones.
When a button is pressed, the Set this unit to the power stand-by mode and
unit does not respond. then turn it back on. If the unit still malfunctions,
reset it.
The power is not turned on. Is the unit unplugged?
The protection circuit may be activated. Unplug
and plug in the power lead again after 5 minutes
or more.
The information is not Is the display set to "OFF mode"? Change it to
displayed even if the unit is the ON mode.
turned on.
Remote control
Possible cause Symptom
The remote control does not
operate properly.
The unit cannot be turned on
with the remote control.
The TV or DVD player cannot
be operated with the remote
control.
Possible cause
Is the battery polarity respected?
Are the batteries dead?
Is the distance or angle incorrect?
Are there any obstructions in front of the unit?
Is the remote control sensor exposed to strong
light (inverter fluorescent light, direct sunlight,
etc.)?
Is the remote control for another equipment
used simultaneously?
Is the AC power lead of the unit plugged in?
Are the batteries inserted?
Is the manufacturer number correct? Depending
on the model, some or all functions may not be
operable using the remote control of this unit. In
this case, use the supplied remote control.
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