Roland BA-330, Руководство пользователя

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10
Controls and connectors
Control panel
[MIC/INSTRUMENT]
switch
Set this to the appropriate position according to
whether a microphone or an instrument (a line-
output device) is connected to CH1 and CH2.
Microphone: Set to “MIC”
Instrument: Set to “INSTRUMENT”
CH1, CH only (monaural) CH3/CH , CH5/CH (stereo)
CH3/CH4 and CH5/CH6 are stereo.
Connect the following
equipment
Keyboards
Line-level devices
Guitars
CD players
Portable audio players, etc. •
•
•
•
•
CH1, CH only
[ANTI-FEEDBACK] switch
Acoustic feedback will be
suppressed if this is “ON.”
For more about the anti-
feedback function, refer to
“Eliminating feedback” (p. 14).
Power supply related
[BATTERY CHECK/MUTE] switch
When switched on, the
indicator blinks, and
sound will no longer be
produced from the
BA-330’s speakers or
from LINE OUT.
BATTERY indicator
When you press the
[CHECK/MUTE] switch,
this indicator shows the
amount of power re-
maining in the batteries.
The remaining battery power
indication is only an approximation. *
Low charge
Please insert
new batteries.
[OUTPUT POWER] switch
If this is set to “ECO,”
the volume from the
BA-330’s speakers will
be reduced, allowing
extended use when run-
ning on batteries.
With the “ECO” setting,
the maximum output
will be 15W.
[POWER] switch
This turns the BA-330’s
power on/o .
When this is on, the
POWER indicator will light.
Full charge Light
Blink
Light out
CH1, CH (monaural)
CH3/CH , CH5/CH (stereo)
[TONE] knob
[EFFECT] switch
CH [VOLUME] knob
This adjusts the tone of the instrument connect-
ed to each channel. Turning the knob toward
the right makes the tone brighter.
Turning this “ON” allows the reverb, delay, or wide
e ect to be applied to the channel.
This adjusts the volume of the device connected
to each channel.
Turning the knob toward the right increases the
volume.
The level knobs of unused channels should be
set to “0.” *
Internal speakers overall
[EFFECT] knob
This knob selects the
e ect type and adjusts
its depth for channels
whose [EFFECT] switch
is “ON.”
E ect type
REVERB
This produces the pleasant reverberation that
accompanies a performance in a concert hall.
DELAY
This produces an echo-like e ect by delaying
the sound.
WIDE
This extends the sound eld to the outer edge
of the speakers, producing the sensation of be-
ing surrounded by sound.
EQUALIZER
This lets you adjust the tone
by boosting or cutting the
low and high ranges inde-
pendently.
[LOW] knob
This adjusts the low-fre-
quency tone.
[HIGH] knob
This adjusts the high-fre-
quency tone.
MASTER [VOLUME] knob
This adjusts the overall
volume of the output from
the BA-330’s speakers.