Yamaha CL3 Service Manual page 6

CL3/CL1
PIN ASSIGNMENTS（ピンアサイン表）
Pin Assignment
4
9
15 14
2 0
DC POWER INPUT
Pin Signal Name
1 +24V
2 +24V
3 +24V
4 +24V
5 +24V
6 +24V
7 +24V
8 +24V
9 +24V
10 GND
11 GND
12 GND
6
3 2 1
8 6 5 7
1 3 1 2 1 1 1 0
1 9 1 8 1 7 16
23 22 21
Pin Signal Name
13 GND
14 GND
15 GND
16 GND
17 GND
18 GND
19 CAUTION(+)
20 CAUTION(–)
21 DETECT A
22 DETECT B
23 DETECT GND
Frame GND
8
15
GPI
Pin Signal Name
1 GPO1
2 GPO3
3 GPO5
4 GND
5 +5V
6 GPI1
7 GPI3
8 GPI5
5
9
METER
Pin Signal Name
1 RESET
2 SDA
3 DGND
4 SCL
5 +3.3D
3 2 1
11 10 9
Pin Signal Name
9 G PO2
1 0 GPO4
1 1 GND
12 GND
13 +5V
14 GPI2
15 GPI4
1
6
Pin Signal Name
6 +3.3LD
7 +3.3LD
8 LDGND
9 LDGND