Pedal Polarity - Roland Groovebox MC-307 Reference Manual

Chapter 7 Environment Configuration and
Setting up the polarity of the pedal

(PEDAL POLARITY)

Select the polarity of the pedal.
If you are using a pedal with inverted polarity (so the pedal
functions in a way opposite from what you expect), select
"REVERSE."
Procedure
1. Press the [SYSTEM] button, then the [F1 (SYS)] button.
The selection screen for system settings appears.
2. Press the [CURSOR (up)] button to access the screen for
items 1–4.
3. Press the [F2 (LCD)] button.
4. Press [F2 (CTRL)] button.
The "SYSTEM: CONTROL" screen appears.
5. Use the [CURSOR (up/down)] buttons to move the
cursor to "POLARITY."
6. Specify a value using the [VALUE] dial or the [INC/
DEC] buttons.
Range: STANDARD, REVERSE
Parameter Type: Backup parameters
Setting up the effect for which the
GRAB switch is used (GRAB SW)
The GRAB switch is used to specify which of the REVERB,
DELAY and Multi-Effect functions is to be turned on/off
with the GRAB switch.
Procedure
1. Press the [SYSTEM] button, then the [F1 (SYS)] button.
2. Press the [CURSOR (up)] button to access the screen for
items 1–4.
3. Press [F2 (LCD)] button.
4. Press [F3 (GRAB)] button.
The "SYSTEM: GRAB" screen appears.
5. Press the [CURSOR (up/down)] buttons to move the
cursor to the desired effect.
6. Set the GRAB switch to ON to activate it, and to OFF to
deactivate it.
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7. Operating the [GRAB] switch turns the effect on/off.
Range: OFF, ON
Parameter Type: Backup parameters
* If operating the GRAB switch does not turn the effect on or off,
check the following:
- Is the MASTER switch turned off for the effect? (P. 42, P.
44, P. 46)
- Is the SEND LEVEL for the part too low (P. 42, P. 44)or
isn't the switch turned off? (P. 46)
- Is the switch function hard to recognize because the
effect is already set up? (P. 42 - P. 61)