CD-DVD500H
Troubleshooting chart
Many potential Oproblems� can be resolved by the owner without calling a service tech-
Tuner
nician. If something is wrong with this product, check the following before calling your
authorised SHARP dealer or service centre.SymptomPossible cause
GeneralRadio makes constant unusualIs the unit placed near the TV or com-
SymptomPossible causenoise or static.puter?
Is the FM aerial or AM loop aerial placed
The clock is not accurate.Did a power failure occur?
improperly?
Reset the clock.
Move the AC power lead away from the
When a button is pressed, the unitSet this unit to the power stand-by mode
aerial if located near.
does not respond.and then turn it back on.
If the unit still malfunctions, reset it.
Cassette deck
No sound is heard.Is the volume level set to O0�?
SymptomPossible cause
Are the headphones connected?
Are the speaker wires disconnected?Cannot record.Is the erase-protection tab removed?
Cannot record tracks with properIs it a normal tape?
The balance between the left andAre the front and surround speakers
sound quality.(You cannot record on a metal or CrO2
right channels is bad.connected to the wrong channels?
If an external unit is connected, are the leftCannot erase completely.tape.)
and right channels connected improperly?Sound skipping.Is there any slack?
Cannot hear treble.Is the tape stretched?
Hum or excessive noise.Is the speaker lead plugged in incorrectly?Sound fluctuation.Are the capstans, pinch rollers, or heads
Does the speaker lead run past otherdirty?
electronic equipment?
Are the plugs or terminals dirty?Cannot remove the tape.If a power failure occurs during playback,
the heads remain engaged with the tape.
No sound is heard, or the soundIs the Ospeaker size� item set to ONO� inDo not open the compartment forcibly.
is too low, from the centre or sur-the Osetup� operation (page 42)?Wait until electricity resumes.
round speakers.Is the volume too low?
The timer indicator is flashing.Is the speaker wire shorted?Remote control
Was the unit used at high volume for
many hours?SymptomPossible cause
The remote control does not op-Is the AC power lead of the unit un-
DVD/CD playererate.plugged?
Is the battery polarity wrong?
SymptomPossible cause
Are the batteries dead?
No image from the DVD videoMake sure the channel of the connectedIs the distance or angle incorrect?
appears on the screen of a con-TV is set to VIDEO or AV.Does the remote control sensor receive
nected device.Make sure video cables are connectedstrong light?
correctly.
Playback does not start.Is the disc loaded upside down?
Playback stops in the middle or isDoes the disc dissatisfy the standards?
not performed properly.Is the disc distorted or scratched?
Playback sounds are skipped, orIs the unit located near excessive vibrations?
stopped in the middle of a track.Is the disc very dirty?
Has condensation formed inside the unit?
Troubleshooting chart
CondensationBefore transporting the unit
Sudden temperature changes, storage or operation in an extremely humid environ-1. Press the ON/STAND-BY button to turn the power on.
ment may cause condensation inside the cabinet (DVD/CD pickup, tape heads, etc.)2. Press the DVD/CD button.
or on the transmitter on the remote control.3.Press the OPEN/CLOSE button to open
Condensation can cause the unit to malfunction.
the disc tray.
If this happens, leave the power on with no disc (or cassette) in the unit until normal
Remove all discs from the unit.
playback is possible (about 1 hour). Wipe off any condensation on the transmitter with
a soft cloth before operating the unit.4.Press the OPEN/CLOSE button to close
the disc tray.
Make sure that ONO DISC� is displayed.
If trouble occurs
5.Press the ON/STAND-BY button to enter the
When this product is subjected to strong external interference (mechanical shock, ex-stand-by mode, OGOOD-BYE� is displayed.
cessive static electricity, abnormal supply voltage due to lightning, etc.) or if it is oper-
6.When OGOOD-BYE� disappears, unplug
ated incorrectly, it may malfunction.
the AC power lead from the AC socket.
If such a problem occurs, do the following:7.Insert the transport screw into the back of
1. Set the unit to the stand-by mode and turn the power on again.the unit and tighten it with a flat-blade
2. If the unit is not restored in the previous operation, unplug and plug in thescrewdriver.
unit, and then turn the power on.
Note:
If neither operation above restores the unit, clear all the memory by resetting it.When timer indicator is flashing
When only TIMER indicator is flashing (other indicators have gone out), the unit is
overheated.
Clearing all the memory (reset)Due to a problem in the speaker circuit, the unit will enter the stand-by mode automati-
1.Press the ON/STAND-BY button to enter the power stand-by mode.cally.
In this case, take the following corrective
2.Whilst pressing down the button and X-BASS/DEMO button, press the
actions.
ON/STAND-BY button until OCLEAR AL� appears.
1.Unplug the AC power plug from the AC
socket.
2.Make sure that the unit vent is not blocked.
3.Make sure that the speaker wires have
been correctly connected to the speaker
Caution:terminals.
This operation will erase all data stored in memory including clock, timer settings and4. After checking items 2 and 3 above, wait
tuner preset.for 2 or 3 hours before trying to use the
unit.
5.Reconnect the AC power lead.
The higher volume causes to flash the timer indicator. If it happens, lower the
volume.
� 9 � |
ACEC
SHARP
