Yamaha DSP-A990 Stereo Amplifier User Manual


 
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English
1 Audio Signal Connection Jacks (for Audio Source Equipment)
Connect the inputs and/or outputs of your audio equipment.
2 Audio/Video Signal Connection Jacks (for Video Source
Equipment)
Connect the audio and video inputs and/or outputs of your video
equipment. In place of the VIDEO jacks, the S VIDEO jacks can
be used for higher resolution and improved picture quality if your
VCR, monitor, etc. are equipped with S-VIDEO connectors.
3 Main Level Switch
Normally set to “0 dB”. If desired, you can decrease the main-
channel output level at the MAIN speaker terminals by 10 dB by
setting this switch to “–10 dB”.
4 Pre Out Jacks
Main-channel line output. Connected with jumper bars to MAIN
IN jacks when the built-in amplifier is used. Connected to input
jacks of external stereo power amplifier (MAIN IN or TAPE PLAY
jacks of integrated amplifier or receiver) when using external
amplification.
5 Main In Jacks
Line input to built-in main-channel amplifier. Connected with
jumper bars to PRE OUT jacks when the built-in amplifier is used.
Not connected when using an external power amplifier.
6 Main Speaker Terminals
When using this unit’s built-in main-channel amplifier, connect the
main speakers here.The jumper bars must be plugged in to
connect the MAIN IN jacks to the PRE OUT jacks.
7 Front Effect Speaker Terminals
When using the built-in front-channel amplifier, connect the front
effect speakers here.
8 Center Speaker Terminals
When using the built-in center-channel amplifier, connect one or
two center speakers here.
9 Center Speaker Impedance Switch
Set to “A + B” when using two center speakers, or to “A OR B”
when using only one center speaker.
0 Rear Effect Speaker Terminals
When using the built-in rear-channel amplifier, connect the rear
effect speakers here.
A GND Terminal
Connects the ground wire of the turntable to produce minimum
hum. In some cases, however, better results may be obtained
with the ground wire disconnected.
B Video NTSC/PAL Switch (General Model only)
Set this switch to the position corresponding to the standard
that your video equipment employs.
C Front Effect Out Jacks
Front-channel line output. Not connected when the built-in
amplifier is used. Can be connected to input jacks of an
external stereo power amplifier driving the front effect
speakers.
D Front Mix Switch
Set to “OFF (7ch)” when setting up a full 7 or 6 speaker system,
or to “ON (5ch)” when setting up a 5 or 4 speaker system.
E Rear Effect Out Jacks
Rear-channel line output. Not connected when the built-in
amplifier is used. Can be connected to input jacks of an
external stereo power amplifier driving the rear effect speakers.