3-4 PCB Initial Settings
3-4-1 Replacing the main PCB ..................................................................... 3-4-1
(1) Replacing the main PCB only ...................................................... 3-4-1
(2) Replacing the main PCB and backup RAM ................................. 3-4-1
3-4-2 Replacing the main PCB ROMs .......................................................... 3-4-2
3-4-3 Adjustment-free variable resisters (VR) .............................................. 3-4-3
CONTENTS
2A3/4
1-1-23