Read Sharp SD-CX1 (serv.man4) Service Manual online
SD-CX1H
– 10 –
Troubleshooting Chart
Many potential "problems" can be resolved by the owner without calling a service
technician.
technician.
General
CD player
MiniDisc
Tuner
Remote control
Symptom
Possible cause
"TIME ADJUST" appears when the
clock time is checked.
clock time is checked.
Did a power failure occur? Reset the clock.
When a button is pressed, the unit
does not respond.
does not respond.
Set this unit to the power stand-by mode and
then turn it back on.
then turn it back on.
No sound is heard.
Is the volume level set to "0"?
Are the headphones connected?
Are the speaker wires disconnected?
The picture on the TV screen is dis-
torted.
torted.
When a radio or TV which uses an indoor
aerial is placed near the unit, the picture on
the TV screen may be distorted or the radio
may not function properly.
aerial is placed near the unit, the picture on
the TV screen may be distorted or the radio
may not function properly.
It is recommended that you use an external
aerial.
aerial.
Symptom
Possible cause
Even though a disc has been loaded,
"CD NO DISC" or "Can't READ" is
displayed.
"CD NO DISC" or "Can't READ" is
displayed.
The disc is very dirty.
Is the unit located near excessive vibrations?
Has condensation formed inside the unit?
Playback does not start.
The disc is loaded upside down.
Playback stops in the middle or is not
performed properly.
performed properly.
The disc does not satisfy the standards.
The disc is distorted or scratched.
Playback sounds are skipped, or
stopped in the middle of a track.
stopped in the middle of a track.
Is the unit located near excessive vibrations?
The disc is very dirty.
Has condensation formed inside the unit?
Symptom
Possible cause
A recording cannot be made.
Is the MiniDisc protected against accidental
erasure?
erasure?
Did you try to make recording on a playback-
only MiniDisc?
only MiniDisc?
Can you see the "DISC FULL" or "TOC
FULL" message in the display?
FULL" message in the display?
Even though a disc has been loaded,
"MD NO DISC" or "Can't READ" is
displayed.
"MD NO DISC" or "Can't READ" is
displayed.
The disc is very dirty.
Is the unit located near excessive vibrations?
Playback sounds are skipped.
Has condensation formed inside the unit?
Symptom
Possible cause
Radio makes unusual noise consec-
utively.
utively.
The stereo system is placed near the TV or
computer.
computer.
FM/AM loop aerial is not placed properly.
Move the AC power lead away from the aeri-
al if located near.
Move the AC power lead away from the aeri-
al if located near.
The preset channel cannot be re-
called.
called.
Did a power failure occur?
Preset the channel again.
Symptom
Possible cause
The remote control does not oper-
ate.
ate.
Is the AC power lead of the stereo system
plugged in?
plugged in?
The battery polarity is not correct.
The batteries are dead.
Incorrect distance or angle.
Does the remote control sensor receive
strong light?
strong light?
■
■
■
■
■
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
●
■
If trouble occurs (reset)
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.
abnormal supply voltage due to lightning, etc.) or if it is operated incorrectly, it may malfunction.
If such a problem occurs, do the following:
Unplug the power lead from the AC socket. Then, plug it in again and retry the operation.
Unplug the power lead from the AC socket. Then, plug it in again and retry the operation.
■
Before transporting the unit
Remove the CD and MD from the unit. Your unit
checks whether there are any discs inside. "CD
NO DISC" and "MD NO DISC" appear if no disc is
inside. Then, set the unit to the power stand-by
mode. Carrying the unit with discs left inside can
damage it.
checks whether there are any discs inside. "CD
NO DISC" and "MD NO DISC" appear if no disc is
inside. Then, set the unit to the power stand-by
mode. Carrying the unit with discs left inside can
damage it.
1
Press the TUNER (BAND) button repeatedly to select the desired frequency
band (FM STEREO, FM or AM).
band (FM STEREO, FM or AM).
2
Press the TUNING (
or
) button to tune in to the desired station.
●
When the TUNING (
or
) button is pressed for more than 0.5 seconds, scanning will
start automatically and the tuner will stop at the first receivable broadcast station.
3
To receive an FM stereo transmission, press the TUNER (BAND) button.
The “STEREO” indicator lights up.
The “STEREO” indicator lights up.
●
“ST” will appear when an FM broadcast is in stereo.
Listening to the Radio
Accessories
Non-slip sheet
for speakers
×
8
“AA” size battery
(UM/SUM-3, R6, HP-7 or similar)
×
2
Remote control
×
1
FM aerial
×
1
Speaker wire
×
2
1
2
3
Battery installation of remote control
Use 2 “AA” size batteries (UM/SUM-3, R6, HP-7 or similar).
Open the
Insert the batteries
Close the
battery cover.
as shown.
battery cover.
1
1
2
2
AM loop aerial
×
1
AC power lead
×
1
For U.K.
Except for U.K.
Click on the first or last page to see other SD-CX1 (serv.man4) service manuals if exist.