Button Names And Functions; Front Panel - Roland DB-900 Owner's Manual

Button Names and Functions

Front panel

fig. 1 (control panel)
Controls that can be stored in memory
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1. Control Buttons
You can store the settings of the controls in memory A or
memory B. For more information, take a look at "The
Memory Function" (p. 12).
MANUAL Button
To play sounds in a way that faithfully reflects the control
settings, press this button to make the indicator light up (the
Manual function).
You can use a foot switch to switch the Manual
function on and off.
MEMORY A and MEMORY B Buttons
Use these to call up and store knob settings.
The indicators light when the buttons are pressed.
You can use a foot switch to switch between
memory A and memory B.
WRITE Button
Press this to store the control settings in memory.
2. Input Jacks
HIGH Jack
LOW Jack
Connect the bass guitar to the corresponding jack according
to the bass guitar's output level.
Do not connect to the HIGH and LOW jacks
NOTE
simultaneously. This may result in damage to the
equipment.
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3. Amplifier
Thanks to the modeling function using COSM technology,
you can make the settings for a variety of amp sounds.
TYPE Switch
This selects three amp types: solid state, tube, and tube drive.
GAIN Knob
This adjusts the input gain. You can make the settings for a
wide range of sounds, from clean to overdrive.
VOLUME Knob
These adjust the volume level. When toggling between
memory A and memory B as you use the amp, the VOLUME
knob is handy for adjusting the volume level between the
two.
COMPRESSION Knob
This adjusts the compression effect.
4. Shape
SHAPE Switch
Setting this switch to ON allows you to modify the tonal
characteristics of each amp type selected with the TYPE
switch.
5. Equalizer
The DB-900 comes with a three-band equalizer. You can
change midrange frequencies, so it's possible to create a wide
variety of sounds.
BASS Knob
This adjusts the tone of the bass range.
MIDDLE LEVEL Knob
This adjusts the tone of the middle range.
MIDDLE FREQUENCY Knob
This adjusts the frequency of the middle range.
TREBLE Knob
This adjusts the tone of the treble range.
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