Sharp CD-BA250H Manuale operativo - Pagina 2

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Sharp CD-BA250H Manuale operativo

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 author-
ised SHARP dealer or service centre.
General
Symptom
The clock is not on time.
When a button is pressed, the unit
does not respond.
No sound is heard.
CD player
Symptom
Playback does not start.
Playback stops in the middle or is
not performed properly.
Playback sounds are skipped, or
stopped in the middle of a track.
Tuner
Symptom
Radio makes unusual noise con-
secutively.
Troubleshooting Chart
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 step 1, unplug and plug in the unit, and then turn
the power on.
3
If neither step 1 nor 2 restores the unit, do the following:
Press the ON/STAND-BY button to enter the power stand-by mode.
Whilst pressing down the
the ON/STAND-BY button until "CLEAR AL" appears.
Caution:
This operation will erase all data stored in memory including clock, timer settings,
tuner preset, and CD programme.
Before transporting the unit
1
Press the ON/STAND-BY button to turn the power on.
2
Press the CD button.
3
Press the
OPEN/CLOSE button to open the disc tray.
Remove all CDs inserted in the unit.
4
Press the
OPEN/CLOSE button to close the disc tray.
Make sure that "NO DISC" is displayed.
5
Press the ON/STAND-BY button to enter the stand-by mode, and then unplug
the AC power lead from the AC socket.
Possible cause
Did a power failure occur? Reset the
clock.
Set this unit to the power stand-by mode
and then turn it back on.
If the unit still malfunctions, reset it. Refer
to step 3 under "If trouble occurs"
Is the volume level set to "0"?
Are the headphones connected?
Are the speaker wires disconnected?
Possible cause
Is the disc loaded upside down?
Does the disc satisfy the standards?
Is the disc distorted or scratched?
Is the unit located near excessive vibra-
tions?
Is the disc very dirty?
Has condensation formed inside the unit?
Possible cause
Is the unit placed near the TV or compu-
ter?
Is the FM aerial or AM loop aerial placed
properly? Move the AC power lead away
from the aerial if located near.
/
button and the X-BASS/DEMO button, press
Cassette deck
Symptom
Cannot record.
Cannot record tracks with proper
sound quality.
Cannot erase completely.
Sound skipping.
Cannot hear treble.
Sound fluctuation.
Cannot remove the tape.

Remote control

Symptom
The remote control does not oper-
ate.
Condensation
Sudden temperature changes, storage or opera-
tion in an extremely humid environment may
cause condensation inside the cabinet (CD pick-
up, tape heads, etc.) or on the transmitter on the
remote control.
Condensation can cause the unit to malfunction.
If this happens, leave the power on with no disc
(or cassette) in the unit until normal playback is
possible (about 1 hour). Wipe off any condensa-
tion on the transmitter with a soft cloth before op-
erating the unit.
Remote Control
Test of the remote control
Face the remote control directly to the remote sensor on the unit.
The remote control can be used within the range shown below:
Press the ON/STAND-BY button. Does the power turn on? Now, you can enjoy the
music.
– 7 –
CD-BA250H/CD-BA2600H
Possible cause
Is the erase-prevention tab removed?
Is it a normal tape? (You cannot record on
ametal or CrO tape.)
Is there any slack?
Is the tape stretched?
Are the capstans, pinch rollers, or heads
dirty?
If a power failure occurs during playback,
the heads remain engaged with the tape.
Do not open the compartment forcibly.
Wait until electricity resumes.
Possible cause
Is the AC power lead of the unit plugged
in?
Is the battery polarity respected?
Are the batteries dead?
Is the distance or angle incorrect?
Does the remote control sensor receive
strong light?
Remote sensor
0.2 m - 6 m
(8" - 20')