Troubleshooting Chart - Sharp GBOXS0072AWM1 Operation Manual

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 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.
Possible cause
" Did a power failure occur? Reset the
clock. (Refer to page 14.)
" 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 30.)
" 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.
! 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.
Web-site: www.sharp.co.uk/support
Possible cause
" Is the erase-prevention tab removed?
" Is it a normal tape? (You cannot record on
a metal 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?
Help Line: 08705 274277 (office hours)
CD-DP2400H
29