Hammond B-3P, Service Manual, Page: 10 / 35

5.WIRING CHART
J508 10
J402-5 GRY TGH-53A D7
11
-1 BLK DG
PLUG FROM TO PLUG WIRE TO PWB
12
-2 WHT
KEY DOWN
No. PIN No. & PIN No. COLOR NAME
J509 1
J202-13 BRN CTH-31A
KEY REST
J501 1
AES15-4 YEL
SW AES-15
+5V
2
-9 RED CS
2
J201-3 CTH-31A +5V
3
-11 ORG RD
3
J18-1 VGH-40B +5V
4
-10 YEL KEY IREQ
4
NC
5
-1 GRN D0
5
AES15-2 BLK
SW AES-15
DGND
6
-2 BLU D1
6
J201-5 CTH-31A DGND
7
-3 VIO D2
7
J18-6 VGH-40B DGND
8
-4 GRY D3
J502 1
NC +5V
9
-5 WHT D4
2
J301-1 BRN
SWH-481C
SW IN
10
-6 PNK D5
3
-2 RED SW OUT
11
-7 BRN D6
4
NC DTR
12
-8 RED D7
5
NC VAS VIN1
13
NC
6
-3 ORG SW RES
J510 1
NC +5V
7
-6 BLK DG
2
J604-3 BRN EFH-236A OUT
J503 1
BREAK SW-
2 YEL
BREAK SW
+5V
3
-2 RED IN
2
J1002-3 YEL
SWH-487A
+5V
4
-4 ORG DSP RES
3
BREAK SW-
1 ORG
BREAK SW
CPU AN2
5
-1 YEL
KEY DOWN
4
BREAK SW-
3 BLK
BREAK SW
PICH
6
-6 BLK DG
5
J1002-1 BRN
SWH-487A
MOD
J513 1
J905-3 BRN VGH-39A LSV0
6
-2 RED AIN4
2
J905-4 RED RSV0
7
-4 ORG AIN5
3
J905-5 ORG LSV1
8
-5 YEL AIN6
4
J905-6 YEL RSV1
9
-6 BLK DGND
5
J905-2 GRN LSV2
J504 1
J15-1 BRN VGH-40B BAS IN
6
J905-1 BLU RSV2
2
-2 RED BAS OUT
7
NC
3
-3 ORG BAS RES
8
NC
J506 1
BLK DGND
9
J903-4 VIO WDCLK
2
YEL LCD+5V
10
J903-6 GRY BCLK
3
CN2-2 BRN
LCD UNIT
CONT
11
J906-2 WHT SELA2
4
CN1-6 RED LCDA0
12
J906-1 PNK SELB2
5 CN2-3 ORG LCDR/W 13 J906-3 BRN ENB
6
CN1-5 YEL LCDE
14
NC DG
7
CN2-4 GRN D0
15
J904-1 RED LSV3
8
CN1-4 BLU D1
16
J904-2 ORG RSV3
9
CN2-5 VIO D2
17
J904-4 YEL LSV4
10
CN1-3 GRY D3
18
J904-3 GRN RSV4
11
CN2-6 WHT D4
19
J903-1 BLU LSV5
12
CN1-2 PNK D5
20
J903-2 VIO RSV5
13
CN2-7 BRN D6
J514 1
J905-3 BRN VGH-39A LSVI0
14
CN1-1 RED D7
2
-4 RED RSV0
15
CN2-1 BLK DG
3
-5 ORG LSV1
16
CN1-7 YEL +5V
4
-6 YEL RSV1
J507 1
J701-3 YEL IFH-13B +5V
5
-2 GRN LSV2
2
-1 BRN MIDI IN
6
-1 BLU RSV2
3
-2 RED MIDI OUT
7
NC DG
4
NC SW RES
8
NC DG
5
-4 BLK DG
9
J903-4 VIO WDCLK
J508 1
J402-4 WHT TGH-53A ST1
10
J903-6 GRY BCLK
2
-3 PNK ST2
11
J906-2 WHT SELA2
3
-19 BRN D0
12
J906-1 PNK SELAB2
4
-17 RED D1
13
J906-3 BRN ENB
5
-15 ORG D2
14
NC DG
6
-13 YEL D3
15
J904-1 RED LSV3
7
-11 GRN D4
16
J904-2 ORG RSV4
8
-9 BLU D5
17
J904-4 YEL LSV4
9
-7 VIO D6
18
J904-3 GRN RSV4
MGH-82A
FUNCTION
B-3P
5-1
MAIN & MASTER GENERATOR