Controls And Their Functions - Yamaha YST-SW150/80 Owner's Manual

CONTROLS AND THEIR FUNCTIONS

Front panel
POWER HIGH CUT VOLUME
40 Hz 140 Hz 0 10
Rear panel
OUTPUT
TO SPEAKERS
FROM AMPLIFIER
INPUT1
1
POWER indicator
Lights up when the POWER switch is turned ON, and
goes off when turned OFF.
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* For U.K. and Europe models only
If the AUTO POWER ON/OFF switch on the rear panel
is set to ON, this indicator is illuminated dimly when no
signal is input to this unit.
2
POWER switch
Turns the power of this unit ON and OFF whenever
pressed. When this switch is turned ON, the indicator on
the left of the POWER switch lights up.
3
HIGH CUT control
Adjusts the high frequency cut off point.
Frequencies higher than the frequency selected by this
control are all cut off (and not output).
* One graduation of this control represents 10 Hz.
YST-SW150
90
80 I00
70
60
50
40 Hz I40 Hz
4
VOLUME control
Adjusts the volume level.
8
YST-SW150
POWER
40 Hz
1 2
INPUT2 AUTO PHASE
POWER
ON OFF NOM REV
>
YST-SW80
I00
90 II0
80 I20
II0
70 I30
I20
60 I40
I30
50 Hz I50 Hz
HIGH CUT VOLUME
140 Hz 0 10
3 4
OUTPUT
TO SPEAKERS
FROM AMPLIFIER
INPUT1
5
AUTO POWER ON/OFF switch
By setting this switch to the ON position, this unit's
automatic power ON/OFF function operates as described
below. If you do not need this function, set to the OFF
position.
* Make sure to change the setting of this switch only
when the power of this unit is off.
Automatic power ON/OFF function
When you play a source, the power to this unit turns on
automatically by sensing audio signals input to this unit.
The power turns off automatically if the source being
played is stopped or the input signal is cut off for several
minutes.
* This function will operate responding to a certain level of
input signal. Increase the output level on the input
source if the automatic power ON function will not
operate, or decrease the level if the automatic power
OFF function will not operate.
* There may be a case that the power turns on
unexpectedly by sensing noise from other appliances. If
it occurs, set the AUTO POWER ON/OFF switch to the
OFF position.
This function is available only when the power of this
unit is on (by setting the POWER switch (
6
PHASE switch
Normally this switch is to be set to the normal (NOM)
position. However, according to your speaker systems or
the listening condition, there may be a case when better
sound quality is obtained by setting this switch to the
reverse (REV) position. Select the better position by
monitoring the sound.
YST-SW80
POWER HIGH CUT
50 Hz 150 Hz
1 2 3
INPUT2 AUTO PHASE
POWER
NOM REV
ON OFF
5 6
VOLUME
0 10
4
2
) to "on").