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DK-A1
DK-A1BK
References
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
Remote control
Tuner
iPod
Condensation
Sudden temperature changes, storage or operation in an extremely
humid environment may cause condensation inside the cabinet or on
the transmitter on the remote control.
Condensation can cause the unit to malfunction. If this happens,
leave the power on until normal playback is possible (about 1 hour).
Wipe off any condensation on the transmitter with a soft cloth before
operating the unit.
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:
1 Set the unit to the stand-by mode and turn the power on again.
2 If the unit is not restored in the previous operation, unplug and
plug in the unit, and then turn the power on.
Note:
If neither operation above restores the unit, clear all the memory by
resetting it.
Symptom Possible cause
The clock is not set to
the correct time.
Is the ST switch set to the correct
setting?
Did a power failure occur? Reset
the clock.
When a button is
pressed, the unit does
not respond.
Set the unit to the power stand-by
mode and then turn it back on.
If the unit still malfunctions, reset it.
No sound is heard. Is the volume level set to “0”?
Are the headphones connected?
Symptom Possible cause
The remote control does
not operate.
Is the AC power cord of the unit
plugged in?
Is the battery polarity correct?
Is the battery dead?
Is the distance or angle incorrect?
Does the remote control sensor
receive strong light?
Symptom Possible cause
The radio makes unusual
noises continuously.
Is the unit placed near the TV or
computer?
Is the FM antenna or AM loop
antenna placed properly? Move
the antenna away from the AC
power cord if it is located nearby.
Symptom Possible cause
No sound is produced.
No image appears on the
TV/monitor.
The iPod is not playing.
The iPod is not properly
connected to the unit.
Is the AC power cord of the unit
plugged in?
The video cable is not properly
connected.
The TV/monitor’s input selection
is not properly set.
iPod will not charge. The iPod is not making full
contact with the iPod connector.
The main unit is in stand-by mode.