Roland GR-1 Owner's Manual page 40

[Checklist for Section 2]
2-10
& Do you have a pretty good idea of how the GR - 1 is organized? (xx P, 2-2)
Q Are you sure of how to hook up other devices? (cr P. 2-4)
@ Can you change the Master Tune setting? (<r P. 2-6)
€ Do you have a good idea of how to switch two Patches? (=r P. 2-7)