2
TQBJ2029
These operating instructions are
applicable for models RF-D20BT and
RF-D20U.
RF-D20BT : Indicate features applicable
to RF-D20BT.
RF-D20U : Indicate features applicable to
RF-D20U.
Unless otherwise indicated, illustrations
in these operating instructions are of
RF-D20BT.
Your system and the illustrations can
look differently.
Safety precautions
WARNING!
Unit
• To reduce the risk of fire, electric
shock or product damage,
– Do not let water or other liquids
drip or splash inside the unit.
– Do not expose accessories (AC
mains lead and AC adaptor) to
rain, moisture, dripping or
splashing.
– Do not place objects filled with
liquids, such as vases, on
accessories.
– Use only the recommended
accessories.
– Do not remove covers.
– Do not repair this unit by yourself.
Refer servicing to qualified service
personnel.
CAUTION!
Unit
• Do not place sources of naked flames,
such as lighted candles, on this unit.
• This unit is intended for use in
moderate climates.
• This unit may receive radio
interference caused by mobile
telephones during use. If such
interference occurs, please increase
separation between this unit and the
mobile telephone.
AC mains lead
• The mains plug is the disconnecting
device. Install this unit so that the
mains plug can be unplugged from
the socket outlet immediately.
Battery
• Danger of explosion if battery is
incorrectly replaced. Replace only
with the type recommended by the
manufacturer.
• When disposing of the batteries,
please contact your local authorities
or dealer and ask for the correct
method of disposal.
• Do not heat or expose to flame.
• Do not leave the battery(ies) in a car
exposed to direct sunlight for a long
period of time with doors and
windows closed.
• Do not break open or short-circuit
the battery.
• Do not charge the alkaline or
manganese battery.
• Do not use the battery if the cover
has peeled off.
• Remove the battery if you do not use
the unit for a long period of time or if
the unit is to be powered exclusively
by AC power. Keep in a cool, dark
area.
Small objects
• The VOLUME knob and DC IN cover
can come off when pulled hard. To
prevent children from swallowing, do
not pull it off.
Product Identification Marking is
located on the bottom of the unit.
