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04/12/21 CD-ES770(U)3.fm
TINSEA095AWZZ
Advanced Features
CD-ES770
Headphones
Before plugging in or unplugging the headphones, reduce the
volume.
Be sure your headphones have a 1/8" (3.5 mm) diameter plug and
impedance between 16 and 50 ohms. The recommended
impedance is 32 ohms.
Plugging in the headphones disconnects the speakers
automatically. Adjust the volume using the VOLUME control.
Troubleshooting chart
Many potential problems can be resolved by the owner without
calling a service technician.
If something is wrong with this product, check the following before
calling your authorized SHARP dealer or service center.
General
CD player
Symptom Possible cause
The clock is not set to the
correct time.
Did a power failure occur? Reset
the clock. (Refer to page 15.)
When a button is pressed,
the unit does not respond.
Set the unit to the power stand-
by mode and then turn it back on.
If the unit still malfunctions, reset
it. (Refer to page 33.)
No sound is heard. Is the volume level set to "0"?
Are the headphones connected?
Are the speaker wires
disconnected?
Symptom Possible cause
Playback does not start. Is the disc loaded upside down?
Playback stops in the
middle or is not performed
properly.
Does the disc satisfy the
standards?
Is the disc distorted or
scratched?
Playback sounds are
skipped, or stopped in the
middle of a track.
Is the unit located near excessive
vibrations?
Is the disc very dirty?
Has condensation formed inside
the unit?