Dcms Circuit Board; Removing The Dc Fan Motor - Yamaha M7CL-32 Service Manual

Removing the DC fan motor

1
A-11. DCMS Circuit Board
(Time required: About 6 minutes)
A-11-1 Remove the front plate. (See procedure 1)
A-11-2 Fix the control panel 1 assembly. (See procedure 2)
A-11-3 Remove the large knob marked [1190] and the large
knob marked [1195] from the front side. (Fig.6)
A-11-4 Remove the three (3) hexagonal nuts marked
[1160], the two (2) screws marked [1170], and the
eight (8) screws marked [1180]. The DCMS circuit
board can then be removed. (Fig.5, 6)
* The two (2) hexagonal nuts marked [1150b],
earth sheet JK, and earth sheet XLR are not part
of the DCMS circuit board. When replacing the
DCMS circuit board, remove these parts from
the DCMS circuit board and install them to the
new circuit board. (Fig.8)
Power switch knob
PSW
Photo 8
2
Photo 9
DCMS Circuit Board Assembly
[1150b]
Earth sheet JK Earth sheet XLR
[1150b]: Hexagonal Nut
Fig.8
AC
3
DC fan motor
DC
Fan case
DCMS
9.0 MFNI33 (V2431400)
M7CL-32/M7CL-48
Fan holder (4 pcs.)
4
35