Boss Poly Octave OC-20G Owner's Manual page 6

Operating Instructions
Panel Operations
In order to follow along with the instructions given here, you should start out by having
Master switched ON (depress the MASTER On/Off pedal and confirm that the MASTER
ON/OFF indicator has lighted). Also, step on the Distortion On/Off pedal to switch OFF
distortion (DISTORTION ON/OFF indicator extinguished).
You should make GK LEVEL, OCTAVE LEVEL, DISTORTION, TONE, and
LEVEL adjustments after first aligning the knob to the center position.
fig.05
4.
Turn the OCTAVE LEVEL knob to adjust
the volume of the sound at the octave.
Select the tone for
1.
the GK sound (the
sound at the
original pitch).
You can select from
six different tones.
2.
Turn the STRING SELECT
knob to select the string to
which the octave sound is
to be added.
You can select from six
different settings, from
all strings to only the
sixth string.
6
Try switching the MASTER
On/Off pedal on and off as you
get the balance between the
GK sound and octave sound,
adjusting the levels until they
are roughly the same.
3.
Turn the GK
LEVEL knob to
adjust the volume
of the sound at
the original pitch.
6.
Turn the
DISTORTION
knob to adjust
the distortion.
7.
5.
Press the Distortion On/Off
pedal to turn the distortion
on (DISTORTION ON/OFF
indicator lit).
8.
Turn the Level knob to adjust
the volume level.
Switch the Distortion
On/Off pedal on and
off and adjust until the
volume levels are
roughly the same.
Turn the TONE
knob to adjust
the tone.