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Yamaha Electone GX-1 Service Manual page 36

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GX-1
(S/#
5030 ~
)
~M_
Circuit Board Wiring (2)
M
U
21
MU22 | MU23 | MU24 | MU25 | MU26 | MU27
M
U
28
No. {Terminal |°oWr
Direction
No. |Terminal oe"
Direction
No. |Terminal | °°".
Direction
No.|Terminal|Seler |
Direction
40}
+15
80}
+15
40) +15
80)
+15
39 f= +15
79}
+15
39}
+15
79}
+15
38]
—15
78 | —15
38}
15
78|
—15
37}
—15
ia}:
16
37;
15
77|
—15
|GY12| MU28-60)
36|
NI | S-RE| RHY5-0218)
76|
f £ cl4
36)
NI
76|
f
14
35|
G1
75|
f 13
35)
Gl
75|
£ ¢13
34]
G2 | RE | BB-05
74|
PW
34|
G2
74;
PW
33]
G3 | OR | BB-06
73 | 2DTA
33)
G3
73| 2DTA
32|
G4 | WH | TBU-22' 45)
72;
SUS
32|
G4
72}
SUS
31]
G5 | GG | TBU-22'(5)
71 | 2DTF
Same
name
terminals on these circuit board are.
Con-
31}
G5
71|
2DTF
30|
G6 | SB | TBU-23' 44)
701-1 L
nected at the Mother board in common.
301-66
70)
IL
29|
G7 | PK | TBU-24' (4)
69}
ATE
29:}-G7
69|
ATF
28 | RMO
68|
I
28 | RMO
68;
I
BR | OVT-UII-1
27|
Q4
67 | RMI
27};
Q1
67;
RMI
26)
Q1
66|
AO
26]
Q2
66}
AO
|S-SB|
PNI-€66-3
25]
Q2
65 | PWM
25]
Q2
65|
PWM | GY | MOS-0569)
24}
Q3
64|
TR
24)
Q3
64);
TR
23)
¢-£:1
63
23}
£1
63
22|-—-£-2
62}
LC3
22:
"£:2
62| LC 33
a1}
£3
61|LCl1
cE
3
61}
LC1
20|
£4
60
20!
£4
60
GY12 | MU28-—1577)
IS
i s t §
09-2
19d
59}
II | RE | OVT-UII-2
18}
£8
58}
Ill
18}
£8
58}
Il | OR | OVT-UII-3
1G
\ 7 f 7
57 | TAF
17-7
57|
TAF
16
| - < £ 5
56}
LC2
16-25
56|
LC 2
15]
£6
55 | OAT
15]
£6
55|
OAT
14)
V1
54}
E'
14)
V1
54|
E'
13|
V2
53}
PB
13]
V2
53|
PB
12}:
3
52}
PR1
12}
V3
52]
PRA
11]
V4 | GR | PN8-@-2
51| PR2
11]
v4
51| PR2
10;
V5
50 | TAA
10}
V5
50}
TAA
9} 1DTA
49}
AL
9|
1DTA
49}
AL
8]
aK
48 | IDTF
8)
K
48|
IDTF
7|
KB
47|
PC | BR | TBU-25' 43)
7|
KB
47}
PC
6|
W | YE
|OVT-UII-4
46 | OFT
6)
ov
46|
OFT
Si
gy
GR | OVT-UII-5
45)
SL
5
V.
45)
SL
4]
Vi
BE
|OVT-UII-6
44|
ATA
4]
MM
44|
ATA
3 ]
E
43|
E
3 |
E
43|
E
24
sE
42|
E
2|
E
42}
E
1 ]
E
41|
E
1 ]
=
41}
E
KEC-3319-47

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