Yamaha SR-30 SR-30 OWNERS MANUAL - Page 4

Front, Panel, Parts, Their, Functions, Power, Switch, Indicator, Monitor, Volume, Control, Speaker,

Page 4 highlights

SR-30 FRONT PANEL PARTS AND THEIR FUNCTIONS 0 YAMMA rvnTU S.-INO PROCESSING Z.V.LIFIER SR-30 TENSIDry- POWER SWITCH Turns power on and off. When power is turned on, speaker protection circuitry is activated, muting output for a few seconds to prevent amplification of power-on "popping" noise through your speakers. POWER INDICATOR Lights when power is on. TAPE MONITOR INDICATOR Lights when Tape Monitor switch is engaged. TAPE MONITOR SWITCH Acts as an input source selector, allowing you to monitor playback from a tape deck connected to the rear panel tape deck terminals when engaged. VOLUME CONTROL Provides independent control of left and right channel volume for the speakers connected to the rear panel. VOLUME 4 a 7 10 Rch L h o SPEAKER SELECTOR Selects either of two speaker pairs which can be connected to the rear panel. Speaker pair A is selected when the button is not depressed; speaker pair B is selected when the button is depressed. • BASS EXTENSION SELECTORS The Bass Extension selectors allow you to emphasize lowfrequency output to both the "surround" speakers connected to the rear panel, and to the "front" speakers connected to your system amplifier. There are two Bass Extension selectors, and a Defeat selector. Selector 1 boosts output level by 8 dB at the 50 Hz level, for extreme low-frequency emphasis, and Selector 2 boosts output level by 8 dB at the 100 Hz level, for lowfrequency emphasis at a level still beneath that of your system amplifier's bass tone control. • HIGH FILTER SELECTORS Two High Filter selectors are provided to aid in eliminating high-frequency noise and hiss from the audio signal. High-frequency noise is common with many monaural video and TV program sources. There are two High Filter selectors, and a Defeat selector. Selector 1 cuts out the audio signal from the 5 kHz frequency level and above, for extreme filtering, and Selector 2 cuts out the audio signal from the 10 kHz frequency level and above, for normal high-frequency filtering. o MODE SELECTOR This selects either Surround Stereo processing, Simulated Stereo processing, or normal stereo output (Defeat). Please refer to the appropriate portions of this manual for a detailed discussion of Surround Stereo and Simulated Stereo processing. 3

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SR
-30
FRONT
PANEL
PARTS
AND
THEIR
FUNCTIONS
0
YAMMA
rv
nTU
S.-INO
PROCESSING
Z.V.LIFIER
SR
-30
TENSIDry-
POWER
SWITCH
Turns
power
on
and
off.
When
power
is
turned
on,
speaker
protection
circuitry
is
activated,
muting
output
for
a
few
seconds
to
prevent
amplification
of
power
-on
"popping"
noise
through
your
speakers.
POWER
INDICATOR
Lights
when
power
is
on.
TAPE
MONITOR
INDICATOR
Lights
when
Tape
Monitor
switch
is
engaged.
TAPE
MONITOR
SWITCH
Acts
as
an
input
source
selector,
allowing
you
to
monitor
playback
from
a
tape
deck
connected
to
the
rear
panel
tape
deck
terminals
when
engaged.
3
VOLUME
CONTROL
Provides
independent
control
of
left
and
right
channel
volume
for
the
speakers
connected
to
the
rear
panel.
VOLUME
4
a
7
10
Rch
L
h
o
SPEAKER
SELECTOR
Selects
either
of
two
speaker
pairs
which
can
be
connect-
ed
to
the
rear
panel.
Speaker
pair
A
is
selected
when
the
button
is
not
depressed;
speaker
pair
B
is
selected
when
the
button
is
depressed.
BASS
EXTENSION
SELECTORS
The
Bass
Extension
selectors
allow
you
to
emphasize
low
-
frequency
output
to
both
the
"surround"
speakers
connected
to
the
rear
panel,
and
to
the
"front"
speakers
connected
to
your
system
amplifier.
There
are
two
Bass
Extension
selectors,
and
a
Defeat
selector.
Selector
1
boosts
output
level
by
8
dB
at
the
50
Hz
level,
for
extreme
low
-frequency
emphasis,
and
Selector
2
boosts
output
level
by
8
dB
at
the
100
Hz
level,
for
low
-
frequency
emphasis
at
a
level
still
beneath
that
of
your
system
amplifier's
bass
tone
control.
HIGH
FILTER
SELECTORS
Two
High
Filter
selectors
are
provided
to
aid
in
elimina-
ting
high
-frequency
noise
and
hiss
from
the
audio
signal.
High
-frequency
noise
is
common
with
many
monaural
video
and
TV
program
sources.
There
are
two
High
Filter
selectors,
and
a
Defeat
selector.
Selector
1
cuts
out
the
audio
signal
from
the
5
kHz
frequency
level
and
above,
for
extreme
filtering,
and
Selector
2
cuts
out
the
audio
signal
from
the
10
kHz
frequency
level
and
above,
for
normal
high
-frequency
filtering.
o
MODE
SELECTOR
This
selects
either
Surround
Stereo
processing,
Simulated
Stereo
processing,
or
normal
stereo
output
(Defeat).
Please
refer
to
the
appropriate
portions
of
this
manual
for
a
detailed
discussion
of
Surround
Stereo
and
Simulated
Stereo
processing.