Operating instructions

43
References
Troubleshooting Chart
Many potential “problems” can be resolved by the owner without calling a service tech-
nician. If something is wrong with this product, check the following before calling your
authorized SHARP dealer or service center.
■
Tuner
Symptom
● Radio makes unusual noise con-
secutively.
■
Remote control
Symptom
● The remote control does not op-
erate.
Possible cause
● The stereo system is placed near the TV
or computer.
● FM/AM loop antenna is not placed prop-
erly. Move the AC power cord away from
the antenna if located near.
Possible cause
● Is the AC power cord of the stereo sys-
tem plugged in?
● The battery polarity is not respected.
● The batteries are dead.
● Incorrect distance or angle.
● Does the remote control sensor receive
strong light?
■
General
Symptom
● The clock is not on time.
● When a button is pressed, the unit
does not respond.
● No sound is heard.
Possible cause
● Did a power failure occur?
● Reset the clock. (Refer to page 17.)
● Set this unit to the power stand-by mode
and then turn it back on.
● If the unit still malfunctions, reset it.
(Refer to page 44.)
● Is the volume level set to “0”?
● Are the headphones connected?
● Are the speaker wires disconnected?
■
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.
Possible cause
● Is the erase-protection tab removed?
● Is it a normal tape?
● (You cannot record on a metal or CrO2
tape.)
● Is there any slack? Is the tape stretched?
● Are the capstan, pinch roller, 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.
■
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.
Possible cause
● The disc is loaded up-side down.
● The disc does not satisfy the standards.
● The disc is distorted or scratched.
● Is the unit located near excessive vibra-
tions?
● The disc is very dirty.
● Has condensation formed inside the
unit? (Refer to page 5.)
*RW5000_P43_47(References) 00.7.13, 3:18 PM43