Troubleshooting Chart - Sharp CD-MPX870 Operation Manual

Headphones
Before plugging in or unplugging the headphones, reduce the vol-
ume.
Be sure your headphones have a 1/8" (3.5 mm) diameter plug and
impedance between 16 and 50 ohms. The recommended imped-
ance is 32 ohms.
Plugging in the headphones disconnects the speakers automati-
cally. Adjust the volume using the VOLUME control.

Troubleshooting chart

Many potential problems can be resolved by the owner without call-
ing a service technician.
If something is wrong with this product, check the following before
calling your authorized SHARP dealer or service center.
General
Symptom
The clock is not set to the Did a power failure occur? Reset
correct time. the clock. (Refer to page 15.)
When a button is pressed, Set the unit to the power stand-
the unit does not respond. by mode and then turn it back on.
If the unit still malfunctions, reset
it. (Refer to page 40.)
No sound is heard. Is the volume level set to "0"?
Are the headphones connected?
Are the speaker wires discon-
nected?
CD player
Symptom
Playback does not start. Is the disc loaded upside down?
Playback stops in the mid- Does the disc satisfy the stan-
dle or is not performed dards?
properly.
Is the disc distorted or
scratched?
Playback sounds are Is the unit located near excessive
skipped, or stopped in the vibrations?
middle of a track.
Is the disc very dirty?
Has condensation formed inside
the unit?
03/12/19 CD-MPX870 33-42.fm
CD-MPX870
CD-MPX870W
ENGLISH
Possible cause
Possible cause
E-38