Radio Shack 811081640B 사용자 설명서
4
ˆ
Preparation
PRESETTING THE
CONTROLS
CONTROLS
Warning: A sudden high output from the
amplifier could damage your hearing or
the speakers connected to the amplifi-
er’s output.
amplifier could damage your hearing or
the speakers connected to the amplifi-
er’s output.
To avoid accidentally overdriving a
channel or prematurely amplifying an
audio input, set all the amplifier’s front-
panel controls to their lowest settings.
channel or prematurely amplifying an
audio input, set all the amplifier’s front-
panel controls to their lowest settings.
To avoid sudden audio from the input
sources, be sure all audio devices are
turned off before you connect them to
the amplifier.
sources, be sure all audio devices are
turned off before you connect them to
the amplifier.
CHOOSING A LOCATION
Choose a location with adequate venti-
lation. Do not place the amplifier on thick
carpeting or cushions (which can restrict
the air flow) or near a heat source, such
as a heat vent or radiator (which can
cause the amplifier to overheat).
lation. Do not place the amplifier on thick
carpeting or cushions (which can restrict
the air flow) or near a heat source, such
as a heat vent or radiator (which can
cause the amplifier to overheat).
ˆ
Making Connections
AUX/CD Input Jack — connect any
high-level sound source (such as a tape
deck, CD player, or receiver). To con-
nect a stereo audio source to this jack,
use a shielded Y-adapter (not supplied;
available at your local RadioShack
store).
high-level sound source (such as a tape
deck, CD player, or receiver). To con-
nect a stereo audio source to this jack,
use a shielded Y-adapter (not supplied;
available at your local RadioShack
store).
PHONO Input Jack — connect a turnta-
ble with a moving magnetic cartridge. To
ble with a moving magnetic cartridge. To
avoid sound distortion, do not connect a
high-level audio input source to this jack.
high-level audio input source to this jack.
GROUND Screw — connect the ground
wire (usually black or green) from your
turntable to this screw to avoid a low-fre-
quency hum. You can also use this
screw to ground any other system con-
nection.
wire (usually black or green) from your
turntable to this screw to avoid a low-fre-
quency hum. You can also use this
screw to ground any other system con-
nection.
Be sure you connect all auxiliary equipment
and speakers before connecting and turning on
power.
and speakers before connecting and turning on
power.
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