Sharp CD-MPX870 Operation Manual page 40

CD-MPX870
Troubleshooting chart (continued)
CD-MPX870W
ENGLISH
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 operate.
E-39
Possible cause
Is the erase-prevention tab re-
moved?
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,
Sudden temperature changes, storage or operation in an extremely
or heads dirty?
humid environment may cause condensation inside the cabinet (CD
If a power failure occurs during
pickup, tape heads, etc.) or on the transmitter on the remote control.
playback, the heads remain en-
Condensation can cause the unit to malfunction. If this happens,
gaged with the tape. Do not open
leave the power on with no disc (or cassette) in the unit until normal
the compartment with great
playback is possible (about 1 hour). Wipe off any condensation on
force.
the transmitter with a soft cloth before operating the unit.
Possible cause
Is the AC power cord of the unit
plugged in?
Is the battery polarity correct?
Are the batteries dead?
Is the distance or angle incor-
rect?
Does the remote control sensor
receive strong light?
03/12/19
Tuner
Symptom Possible cause
The radio makes unusual Is the unit placed near the TV or
noises continuously. computer?
Is the FM antenna or AM loop an-
tenna placed properly? Move the
antenna away from the AC power
cord if it's located nearby.
Condensation
CD-MPX870 33-42.fm