DSR-4.8 Manuals


Precautions
1. Recording Copyright—Unless it’s for personal use 
• Do not expose this unit to direct sunlight or heat 
only, recording copyrighted material is illegal with-
sources, because its internal temperature may 
out the permission of the copyright holder.
rise, shortening the life of the optical pickup.
2. AC Fuse—The AC fuse inside the unit is not user-
• Avoid damp and dusty places, and places subject 
serviceable. If you cannot turn on the unit, contact 
to vibrations from loudspeakers. Never put the 
the dealer from whom you purchased this unit.
unit on top of, or directly above a loudspeaker.
3. Care—Occasionally you should dust the unit all 
• Install this unit horizontally. Never use it on its 
over with a soft cloth. For stubborn stains, use a soft 
side or on a sloping surface, because it may cause 
cloth dampened with a weak solution of mild deter-
a malfunction.
gent and water. Dry the unit immediately afterwards 
• If you install this unit near a TV, radio, or VCR, 
with a clean cloth. Don’t use abrasive cloths, thin-
the picture and sound quality may be affected. If 
ners, alcohol, or other chemical solvents, because 
this occurs, move this unit away from the TV, 
they may damage the finish or remove the panel let-
radio, or VCR.
tering.
8. To Obtain a Clear Picture—This unit is a high-
4. Power
tech, precision device. If the lens on the optical 
WARNING
pickup, or the disc drive mechanism becomes dirty 
BEFORE PLUGGING IN THE UNIT FOR THE 
or worn, the picture quality may be affected. To 
FIRST TIME, READ THE FOLLOWING SEC-
maintain the best picture quality, we recommend 
TION CAREFULLY.
regular inspection and maintenance (cleaning or 
worn part replacement) every 1,000 hours of use 
AC outlet voltages vary from country to country. Make
sure that the voltage in your area meets the voltage
depending on the operating environment. Contact 
requirements printed on the unit’s rear panel (e.g., AC 230
the dealer from whom you purchased this unit for 
V, 50 Hz or AC 120 V, 60 Hz).
details.
The power cord plug is used to disconnect this unit from
9. Moisture Condensation
the AC power source. Make sure that the plug is readily
Moisture condensation may damage this unit.
operable (easily accessible) at all times.
Read the following carefully:
Pressing the [Standby/On] button to select Standby mode
Moisture may condense on the lens of the optical 
does not fully shutdown the unit. If you do not intend to
pickup, one of the most important parts inside this 
use the unit for an extended period, remove the power cord
from the AC outlet.
unit.
5. Never Touch this Unit with Wet Hands—Never 
• Moisture condensation can occur in the following 
handle this unit or its power cord while your hands 
situations:
are wet or damp. If water or any other liquid gets 
– The unit is moved from a cold place to a warm
inside this unit, have it checked by the dealer from 
place.
whom you purchased this unit.
– A heater is turned on, or cold air from an air
conditioner is hitting the unit.
6. Handling Notes
– In the summer, when this unit is moved from
• If you need to transport this unit, use the original 
an air conditioned room to a hot and humid
packaging to pack it how it was when you origi-
place.
nally bought it.
– The unit is used in a humid place.
• Do not leave rubber or plastic items on this unit 
• Do not use this unit when there’s the possibility 
for a long time, because they may leave marks on 
of moisture condensation occurring. Doing so 
the case.
may damage your discs and certain parts inside 
• This unit’s top and rear panels may get warm 
this unit.
after prolonged use. This is normal.
If condensation does occur, remove all discs and 
• If you do not use this unit for a long time, it may 
leave this unit turned on for two to three hours. By 
not work properly the next time you turn it on, so 
this time, the unit will have warmed up and any con-
be sure to use it occasionally.
densation will have evaporated.
• When you’ve finished using this unit, remove all 
discs and turn off the power.
7. Installing this Unit
• Install this unit in a well-ventilated location.
• Ensure that there’s adequate ventilation all 
around this unit, especially if it’s installed in an 
audio rack. If the ventilation is inadequate, the 
unit may overheat, leading to malfunction.
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