Philips AK 640 - Manual (Page 10)

MAINTENANCE
S'
M
3"
MAINTENANCE ____________________
THE SYSTEM
• A chamois leather slightly moistened with
water is sufficient for cleaning the housing
of the unit and the enclosures.
• Do not use cleaning agents containing
alcohol, spirits, ammonia or abrasives.
THE CD PLAYER
• Keep the CD tray free of dust using a
clean cloth.
THE CDs
• Never write on the printed side of a CD.
• Do not attach any stickers to a CD.
• Keep the shiny surface of a CD clean.
Use a soft lint-free cloth and always wipe
the CD in a straight line from centre to
edge. (Fig. 6)
• Never use cleaning agents for
conventional records and grease solvents
or abrasives to clean CDs.
PROBLEMS WITH THE WHOLE SYSTEM
Electrostatic charge may cause unexpected
symptoms. See whether these symptoms
disappear if you unplug the AC cord and plug
it in again after a short period.
CAUTION;
INVISIBLE LASER RADIATION WHEN
OPEN AND INTERLOCKS DEFEATED.
AVOID EXPOSURE TO BEAM.
This product complies with the radio
interference requirements of the European
Community.
FAULTS AND THEIR LIKELY CAUSES
• If a fault occurs, first check the points
listed below before sending the unit for
repair. If the remedies fail to help, consult
your dealer.
Problems with the CD player
- The CD is not inserted properly with the
printed side facing up.
- The CD is dirty, badly scratched or warped.
- Becauseoflargetemperaturedifferences,
condensation has formed on the lens of
the laser. This will disappear after some
time.
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