Riso GR 3770 Technical Manual page 93

CN2 40pins
A1 A20
D00 Rd
A2 A19
GND1 Gy
D01 A3 Gy A18
A4 A17
GND1 Gy
A5 Bl A16
D02
GND1 A6 Gy A15
A7 A14
D03 Gy
GND1 A8 Gy A13
A9 A12
D04 Gy
A10 A11
GND1 Bl
D05 A11 Gy A10
A12 A9
GND1 Gy
D06 A13 Gy A8
GND1 A14 Gy A7
A15 A6
D07 Bl
GND1 A16 Gy A5
A17 A4
A00 Gy
A18 Gy A3
GND1
A01 A19 Gy A2
System PCB2
A20 A1
GND1 Bl
CN2
A02 B1 Rd B20
B2 B19
GND1 Gy
B3 B18
PNL-CS/ Gy
GND1 B4 Gy B17
B5 B16
IORD/ Bl
GND1 B6 Gy B15
IOWR/ B7 Gy B14
B8 B13
GND1 Gy
RESET/ B9 Gy B12
B10 B11
GND1 Bl
B11 B10
IREQ/ Gy
GND1 B12 Gy B9
B13 B8
PNL-EN/ Gy
GND1 B14 Gy B7
WAIT B15 Bl B6
B16 B5
GND1 Gy
BUSY B17 Gy B4
B18 B3
GND1 Gy
B19 Gy B2
N.C.
N.C. B20 Bl B1
CN4 7pins
+5.1V 1 Rd 18
+5.1V
2 Br 19
GND1 3 10
Bk
GND1 4 Bl 11
N.C.
5
-12V 6 Y w 4
PF/
7 Vt 7
CN8 36pins
OUT0 1 1
OUT1 2 2
OUT2
3 3
OUT3 4 4
OUT4 5 5
OUT5
6 6
OUT6 7 7
OUT7 8 8
SL0 9 9
SL1 10 10
SL2
11 11
SL3 12 12
SL5 13 13
SL6
14 14
SL7 15 15
SL9
16 16
SK0 17 17
Main SW
SK1 18 18
SK2 PCB CN10
19 19
SK3 20 20
SK4 21 21
SK5 22 22
RL0 23 23
RL1
24 24
RL2 25 25
RL3 26 26
RL4
27 27
RL5 28 28
RL6 29 29
RL7 30 30
+5V 31 31
+5V
32 32
GND 33 33
GND 34 34
GND
35 35
DISP-EN 36 36
APX(II)-25
DESCRIPTION OF PCBs
LCD CONTROL PCB
CN9 26pins
1 1
GND
2 2
GND
GND 3 3
4 4
+5V
5 5
DISP-EN
SK5 6 6
7 7
SK4
8 8
SK3
9 9
SK2
10 10
RL7
RL6 11 11
12 12
RL5
13 13
RL2
RL1 14 14
15 15
RL0
SL10 16 16
17 17
SL8
18 18
SL4
OUT4 19 19
20 20
OUT5
21 21
OUT6
22 22
OUT7
23 23
OUT0
OUT1 24 24
25 25
OUT2
26 26
OUT3
CN6 13pins
D3 1
Wh
2
D2 Wh
D1 3
Wh
D0 4 Wh
FLM 5
Wh
M 6
Wh
CL1 7 Wh
CL2 8
Wh
N.C. 9 Wh
10
+5V Wh
GND 11
Wh
-12V 12 Wh
V0 13
Rd
CN7 3pins
ACVOUT1 1
Wh
N.C. 2
COM-OUT
3 Wh
Sub SW
PCB CN11
GR3770