View Sharp XL-1500 (serv.man4) Service Manual online
PARTS CODE: UDSKA0004AFZZ
3. You will hear music for about 20 seconds and the CD player will automatically stop. If it continues to turn, press the stop button.
replace the cleaner disc.
If the CD cleaner brushes become very wet then wipe off any excess fluid with a soft cloth.
Do not drink the cleaner fluid or allow it to come in contact with the eyes. In the event of this happening then drink and / or
rinse with clean water and seek medical advice.
The CD cleaner disc must not be used on car CD player or on computer CD ROM drives.
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the objective lens, and check the playback operation. When this section does not operate even after the above step is taken,check
the following items.
Remove the cabinet and follow the troubleshooting instructions.
"Track skipping and/or no TOC (Table Of Contents) may be caused by build up of dust other foreign matter on the laser pickup
lens. Before attempting any adjustment make certain that the lens is clean. If not, clean it as mentioned below."
as not to damage it.
Be careful not to touch the lens with bare hands.
To avoid this problem, use a cleaning disc designed for CD optical pickup lenses.
Turn the power off and reset the CD TEST MODE (STEP 1).
Is "PU ERROR " not displayed?
pin 63 (RST) of IC801.
ON condition ?
Check the main unit power supply circuit.
MODE changes from "STEP 4" to "STEP 3"?
Check the between CNW704/CNP704 and PU-IN switch.
selected play by the FF
OPERATING FAILURE ".
Does the unit initialize properly and start playback when PLAY
key is pressed?
and CNW704/CNP704. Check the between CNW704/
CNP704 and PU-IN switch.
IC802 and pin 38 (SEL) of IC801 ?
optical pickup is faulty.
when the disc is set?
Check the periphery of IC802 and CNP801/CNW801.
64 of IC801.
between pin 7 of IC803
and pin 66 (CD STB) of
(MUTE) of IC803 ?
19 and 20 of IC803. If OK. IC803 is faulty.
CNP801/CNW801 ? (as shown above)
the CD TEST MODE "STEP 3" is changed to " STEP 4" ?
If OK. IC801 is faulty.
9 and 10 of IC803. If OK. IC803 is faulty.