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Sony Discman D-321 Operating Instructions Manual page 11

Compact disc compact player

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Precautions
On safety
° As the laser beam used in this compact disc player is harmful to the eyes, do not attempt
to disassemble the casing. Refer servicing to qualified personnel only.
* Do not put any foreign objects in the safety slot inside the disc compartment. If you do
$0, the laser beam may come out when the {id is opened.
¢ Do not put any foreign objects in the DC IN 4.5 V (extemal power input) jack.
¢ Should any solid objects or liquid fall into the unit, disconnect the power supply and have
the unit checked by qualified personnel before operating it any further.
On power sources
¢ Use the rechargeable battery (supplied), batteries (not supplied) or house current.
© For AC operation: Use the AC power adaptor supplied with this unit. Do not use any
other AC power adaptor as it may cause malfunction.
© For car battery operation: Use the car mount arm CPM-300PK (not supplied) or mount
plate CPM-300P (not supplied) and car connecting pack CPA-3, CPA-4, CPA-5RM (not
supplied).
* If the unit is not going
to be used for a tong period of time, be sure to disconnect the
power supply {AC power adaptor, the rechargeable battery or the batteries or mount
plate) from the unit. To remove the AC power adaptor from the wail outlet, grasp the
adaptor itself, never pull it by the cord.
¢ The nameplate indicating operating voltage, power consumption, etc. is located on the
bottom exterior. (AC power adaptor for Middle East only.)
On operation
¢ Since the CD system offers a wide dynamic range, the peaks of the high level inputs are
recorded with high fidelity, and the noise level is very low. Do not turn up the volume
while listening
to a part of disc with no audio signals or very low level inputs. If
you do so, the speakers may be damaged when the peak level of the sound is played.
* The lens on the disc table should be kept clean. Do not touch the lens or poke at it. If
you
do so, the lens may be damaged and the unit will not operate properly.
On installation
Never install the unit where it would be subject to:
-
heat sources such as radiators or airducts.
~ direct sunlight.
~ excessive dust.
=
moisture
or rain.
~ mechanical vibration or shock.
~ unleveled surface.
© Do not put the unit on a dashboard nor leave it in a car parked in sunlight since the
temperature
may rise excessively.
© When the unit is used with the AC power adaptor, do not wrap the unit in a cloth,
blanket, etc. If you do so, the temperature inside and outside the unit may rise consider-
ably, resulting in malfunctioning
of the unit
or serious accidents.
* Do not put any heavy object on top of the unit. The unit and the disc may be damaged.
© if the unit is brought directly from a cold to a warm location, or is placed in a very damp
room, moisture may condense on the lens inside the unit. Should this occur, the unit will
not operate. In this case, remove the disc and leave the unit in a warm place for
several hours until the moisture
¢ For the unit to operate at its best, it should not be subjected to temperatures below 5° C
(41° F) or above 35° C (95° F).
Notes on headphones
¢ Road safety
Do not use headphones while driving, cycling, or operating any motorized vehicle. It
may create a traffic hazard and is illegal in some areas. It can also be potentially
dangerous to play your headsets at high volume while walking, especially at pedestrian
crossings. You should exercise extreme caution or discontinue use in potentially
hazardous situations.
° Preventing hearing damage
Avoid using headphones at high volume. Hearing experts advise against continuous,
loud and extended play. if you experience a ringing in your ears, reduce volume or
discontinue use.
© Caring for others
Keep the volume at a moderate level. This will allow you to hear outside sounds and to
be considerate to the people around you.
If you have any questions or problems concerning your unit, please consult your nearest
Sonv dealer.

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