Pnin (1/2, 2/2) Circuit Boards - Yamaha M7CL-32 Service Manual

M7CL-32/M7CL-48
• DIP Switch (SW001)
FDIN
F-2. PNIN (1/2, 2/2) Circuit Boards
(Time required : About 5 minutes each)
F-2-1 Remove the front plate. (See procedure 1)
F-2-2 Fix the control panel 3 assembly. (See procedure 4)
F-2-3 PNIN (1/2) Circuit Board:
F-2-3-1 Remove the FDIN (1/2) circuit board. (See
procedure F-1-3)
F-2-3-2 Remove the four (4) screws marked [22H]. The
PNIN (1/2) circuit board can then be removed.
(Fig.16)
F-2-4 PNIN (2/2) Circuit Board:
F-2-4-1 Remove the FDIN (2/2) circuit board. (See
procedure F-1-4)
F-2-4-2 Remove the four (4) screws marked [22I]. The PNIN
(2/2) circuit board can then be removed. (Fig.16)
* The PNIN circuit board contains the following
buttons. (Photo 19)
· [20]: Button L (Blue)
· [30]: Button L (Gray)
· [40]: Button L (White)
* The PNIN (1/2) circuit board and PNIN (2/2) circuit
board are used for the following channels:
· PNIN (1/2) circuit board: CH 33—40
· PNIN (2/2) circuit board: CH 41—48
48
Photo 18
2 pcs.
2 pcs.
2 pcs.
PNIN Circuit Board
[30]: Button L (Gray)
[40]: Button L (White)
Photo 19
[20]: Button L (Blue)