Akai MPK Road 88 Service Manual page 7

3.
DISASSEMBLE THE MAIN PCB ASS'Y.
(A)REMOVE 4 PCS SCREW FROM THE BOTTOM REAR.
(B)REMOVE 6 PCS SCREW FROM THE BOTTOM REAR.
(C)REMOVE 1 PC KNOB, 1 PC NUT AND 1PC WASHER FROM THE TOP PANEL.
(C)REMOVE 7 PCS SCREW FROM THE MAIN PCB ASS'Y.
4.
DISASSEMBLE THE RP PCB ASS'Y.
(A)REMOVE THE REAR PLUG.
(B)REMOVE 1 PC SCREW FROM THE REAR PLANE PCB HOLDER.
(C)REMOVE 7 PCS NUT FROM THE REAR PLANE PCB HOLDER.
(D)REMOVE THE POWER SWITCH ASS'Y.
(Fig3)
(Fig4)