ONKYO CS-245 User Manual

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1. Recording Copyright—Unless it’s for personal use 

only, recording copyrighted material is illegal 
without the permission of the copyright holder.

2. AC Fuse—The AC fuse inside the unit is not user-

serviceable. If you cannot turn on the unit, contact 
your Onkyo dealer.

3. Care—Occasionally you should dust the unit all over 

with a soft cloth. For stubborn stains, use a soft cloth 
dampened with a weak solution of mild detergent and 
water. Dry the unit immediately afterwards with a 
clean cloth. Don’t use abrasive cloths, thinners, 
alcohol, or other chemical solvents, because they 
may damage the finish or remove the panel lettering.

WARNING
BEFORE PLUGGING IN THE UNIT FOR THE 
FIRST TIME, READ THE FOLLOWING 
SECTION CAREFULLY.
AC outlet voltages vary from country to country. 
Make sure that the voltage in your area meets the 
voltage requirements printed on the unit’s rear panel 
(e.g., AC 230 V, 50 Hz or AC 120 V, 60 Hz).

The power cord plug is used to disconnect this unit 
from the AC power source. Make sure that the plug 
is readily operable (easily accessible) at all times.

For models with [POWER] button, or with both 
[POWER] and [ON/STANDBY] buttons:
Pressing the [POWER] button to select OFF mode 
does not fully disconnect from the mains. If you do 
not intend to use the unit for an extended period, 
remove the power cord from the AC outlet.

For models with [ON/STANDBY] button only:
Pressing the [ON/STANDBY] button to select 
Standby mode does not fully disconnect from the 
mains. If you do not intend to use the unit for an 
extended period, remove the power cord from the 
AC outlet.

Caution
Excessive sound pressure from earphones and 
headphones can cause hearing loss.

Warning
Batteries (battery pack or batteries installed) shall 
not be exposed to excessive heat as sunshine, fire or 
the like.

7. Never Touch this Unit with Wet Hands—Never 

handle this unit or its power cord while your hands 
are wet or damp. If water or any other liquid gets 
inside this unit, have it checked by your Onkyo 
dealer.

• If you need to transport this unit, use the original 

packaging to pack it how it was when you 
originally bought it.

• Do not leave rubber or plastic items on this unit 

for a long time, because they may leave marks on 
the case.

• This unit’s top and rear panels may get warm 

after prolonged use. This is normal.

• If you do not use this unit for a long time, it may 

not work properly the next time you turn it on, so 
be sure to use it occasionally.

• When you’ve finished using this unit, remove all 

discs and turn off the power.

• 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.

• Do not expose this unit to direct sunlight or heat 

sources, because its internal temperature may 
rise, shortening the life of the optical pickup.

• Avoid damp and dusty places, and places subject 

to vibrations from loudspeakers. Never put the 
unit on top of, or directly above a loudspeaker.

• Install this unit horizontally. Never use it on its 

side or on a sloping surface, because it may cause 
a malfunction.

• If you install this unit near a TV, radio, or VCR, 

the picture and sound quality may be affected. If 
this occurs, move this unit away from the TV, 
radio, or VCR.

Moisture condensation may damage this unit.
Read the following carefully:
Moisture may condense on the lens of the optical 
pickup, one of the most important parts inside this 
unit.
• Moisture condensation can occur in the following 

situations:
– The unit is moved from a cold place to a warm 

place.

– A heater is turned on, or cold air from an air 

conditioner is hitting the unit.

– In the summer, when this unit is moved from 

an air conditioned room to a hot and humid 
place.

– The unit is used in a humid place.

• Do not use this unit when there’s the possibility 

of moisture condensation occurring. Doing so 
may damage your discs and certain parts inside 
this unit.

If condensation does occur, unplug the power cord 
and leave the unit for two to three hours in the room 
temperature.

This unit contains a semiconductor laser system and is 
classified as a “CLASS 1 LASER PRODUCT”. So, to 
use this model properly, read this Instruction Manual 
carefully. In case of any trouble, please contact the store 
where you purchased the unit.
To prevent being exposed to the laser beam, do not try to 
open the enclosure.

CLASS 1M VISIBLE AND INVISIBLE LASER 
RADIATION WHEN OPEN. DO NOT VIEW 
DIRECTLY WITH OPTICAL INSTRUMENTS.