Yamaha PORTATONE PSR-530 Service Manual page 7

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3 Keyboard Assembly
3-1
Remove the lower case assembly. (See procedure 1)
3-2
Remove the two (2) screws marked [200B], then
the keyboard assembly can be removed. (Fig. 3)
3
Ass'y
3-1 T^r-X Ass'y
(l
3-2 [200B]®^'V 2
Ass'y
m
3)
Shield case (upper)
Upper case assembly
[1901
[180G1
Ass'y)
(Fig. 3)
4
AM Circuit Board
4-1
Remove the lower case assembly. (See procedure 1)
4- 2
Remove the four (4) screws marked [180C], then
the AM circuit board can be removed. (Fig. 4)
5
VR Circuit Board
5- 1
Pull off the VOLUME control knob.
5-2
Remove the lower case assembly. (See procedure 1)
5- 3
Remove the three (3) screws marked [180D], then
the VR circuit board can be removed. (Fig. 4)
6
SW Circuit Board
6- 1
Remove the lower case assembly. (See procedure 1)
6-2
Remove the two (2) screws marked [180E], then
the SW circuit board can be removed. (Fig. 4)
6- 3
Pull off the push knob from the SW circuit board.
7
AM-JK (2/2) Circuit Board and Wheel Assembly
7- 1
Remove the lower case assembly. (See procedure 1)
7-2
Remove the two (2) screws marked [180F], then the
AM-JK (2/2) circuit board can be removed. (Fig. 4)
7-3
Remove the wheel assembly from the AM-JK (2/2)
circuit board.
4
AM •>- h
4-1
Ass'y
4- 2 [180C]®t'V4 2^^^1-L. AM
(0
4)
5
VR >- h
5- 2 T^-X Ass'y
(l 3R#S1)
5- 3 [180D]®^'X'3z^S:^L. VR
(0
4)
6
SW
h
6- 1 T^r-X Ass'y
il
6-2
SWo
(0
4)
6- 3 SW'X-hckO.
7
AM-JK(2/2) v-F, Tt^d'-JU Ass'y
7- 1 T-X-X Ass'y
(l ]S#B1)
7-2 [180F]®^''X 2
AM-JK(2/2)
(0
4)
7-3 AM-JK(2/2)
Ass'y
8

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