Sharp XL-3000 XL3000 Operation Manual - Page 30
Maintenance
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References - Troubleshooting Chart / Maintenance - Troubleshooting Chart (continued) Maintenance „ If trouble occurs When this product is subjected to strong external interference (mechanical shock, excessive static electricity, abnormal supply voltage due to lightning, etc.) or if it is operated incorrectly, it may malfunction. If such a problem occurs, do the following: 1 Set the unit to the stand-by mode and turn the power on again. 2 If the unit is not restored in step 1, unplug and plug in the unit, and then turn the power on. 3 If neither step 1 nor 2 restores the unit, do the following: Press the POWER button to enter the power stand-by mode. Unplug the AC power cord from the AC INPUT jack on the unit. While pressing down the MEMORY/SET button and the button, plug the AC power cord into the AC INPUT jack on the unit. AC INPUT „ Cleaning the CD pickup lens Do not touch the laser pickup lens. If fingerprints or dust accumulate on the pickup, clean it gently with a dry cotton swab. „ Cleaning the cabinet Periodically wipe the cabinet with a soft cloth and a diluted soap solution, then with a dry cloth. Caution: z Do not use chemicals for cleaning (gaso- line, paint thinner, etc.). It may damage the cabinet finish. z Do not apply oil to the inside of the unit. It may cause malfunctions. Caution: This operation will erase all data stored in memory including clock, timer settings, tuner preset, and CD program. 30 01/1/17 XL-3000(U2)3.fm