Yamaha PORTATONE PSR-530 Service Manual page 6

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DISASSEMBLY PROCEDURE (^^¥11)
1
Lower Case Assembly
1-1
Remove the battery cover assembly.
1-2
remove the five (5) screws marked [410], four (4)
screws marked [200A] and nine (9) screws marked
[220A], then the lower case assembly can be
removed. (Fig. 1)
1
Ass'y
1-1 n'v-rU-^ll'-Ass'y
(0 1)
1-2 [410]®^'V 5 2^ t[200A]COt'V 4 2^i:[220A]®^'.
V 9
T^-7, Ass'y
(0 1)
Lower case assembly
(T'!r —Ass'y)
[220A1
[220A]
)[220A]
[410];
Bind Head Tapping Screw-P 3.0X10 MFZN2Y (EP600270)
h
[200]:
Bind Head Tapping Screw-P 3.0X25 MFZN2Y (VK228100) -F/U > F P
-f h
[220]:
Bind Head Tapping Screw-P 3.0X12 MFZN2Y(EP600300) -F-'W > F Pd^-f h
(Fig. 1)
2
DM Circuit Board
2-1
Remove the lower case assembly. (See procedure 1)
2-2 Remove the two (2) screws marked [180B], nine
(9) screws marked [210A], one (1) screw marked
[220B] and remove the shield case (lower). (Fig. 2)
2-3
Remove the five (5) screws marked [210B], two (2)
screws marked [190], then the DM circuit board
can be removed. (Fig. 2 and Fig. 3)
2
DM
F
2-1
Ass'y
(l
2-2 [ISOB]®^''))^ 2 2^ t [210A]®^'V 9 2^<h[220B]®
(0 2
)
2-3 [210B]®t'V 5 2Ft[190]®^-V 2
DM
(
02
,
0 3
)
[180]:
Bind Head Tapping Screw-P 3.0X8 MFZN2Y (EP600280) -F/W
> F
P 3''!' F
[210]:
Bind Head Tapping Screw-B 3.0X8 MFZN2BL (EP600190) -F/t'-T
> F
B tPd" F
[220]:
Bind Head Tapping Screw-P 3.0X12 iVIFZN2Y (EP600300) -F/W>'FP^d'F
(Fig. 2)

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