Roland BA-330 Owner's Manual download pdf (Page 12)

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, CH2 only (monaural)

CH3/CH4, CH5/CH6 (stereo)

CH3/CH4 and CH5/CH6 are stereo.

Connect the following

equipment

Keyboards

Line-level devices

Guitars

CD players

Portable audio players, etc.

•

•

•

•

•

CH1, CH2 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, CH2 (monaural)

CH3/CH4, CH5/CH6 (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.

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