Riso GR 3770 Technical Manual page 74

DESCRIPTION OF PCBs
SYSTEM PCB2
CN7
GND1
LOW when pressed
GND1
LOW when pressed
Load P/M (A pulse)
Load P/M (Com. A pulse)
Load P/M (B pulse)
Load P/M (Rev. A pulse)
Load P/M (Com. B pulse)
Load P/M (Rev. B pulse)
+5V
LOW when blocked
GND1
LOW in operation
+24V
GND1
LOW when pressed
+24V with pressure
+24V without pressure
GND1
LOW when pressed
GND1
HIGH when opened
GND1
HIGH when opened
+5V
GND1
HIGH when blocked
+5V
When opening +24V
When closing +24V
GND1
LOW when pressed
LOW in operation
+24V
GND1
LOW when magnet detected
LOW when magnet detected
+5V
+5V
LOW when blocked
GND1
+5V
LOW when blocked
GND1
GND1
LOW when blocked
+5V
GND1
LOW when blocked
+5V
GR3770
96pins
A1 Br Bk
B1 Rd Bk
C1
Or
A2 Y w
B2 Gr 1 Br
C2 2
Bl Bk
A3 Vt 3 Rd
B3 Gy 4 Or
C3 Wh 5 Wh
A4 Bk 6 Y w
B4
Br
C4 Rd
A5 Or
B5
Y w 1 Bl
C5 Gr 2 Rd
A6
Bl 1 Wh
B6 Vt Y w
2
C6 Gy 1 Gy
A7
Wh 2 Wh
B7 Bk Bk
3
C7 Br 4 Br
A8 Rd Rd
5
B8 Or 6 Or
C8
Y w 7 Y w
A9 Gr Gr
8
B9 Bl 9 Bl
C9
Vt 10 Vt
A10 Gy 11 Gy
B10 Wh 12 Wh
13
14
15
16
C10 Bk Rd
2
A11 Br Bl
1
B11 Rd Bk
C11 Or Bk
A12 Y w
B12 Gr
C12 Bl Bk
A13 Vt Gy
B13 Gy Wh
C13 Wh Or
A14 Bk
B14 Br
C14
Rd
A15 Or
B15 Y w
C15 Gr
A16 Bl Bk
B16 Vt Wh
C16 Gy Or
A17 Wh Bk
B17 Bk Gy
C17 Br Or
APX(II)-6
2
Rd
1 Bl
Bk
Wh
Or
Bk
Wh
Or
SW Master loading button
Scanner table set switch
SW
M Loading pulse motor
Pressure det. sensor
SEN
Cutter motor
M
SW Cutter motor switch
M
Thermal pressure motor
SW TPH home position switch
SW TPH pressure switch
SEN
Master positioning sensor
SEN Master End sensor (rcv.)
M Clamp motor
Clamp safety switch
SW
0
SEN
Angular sensor
180
SEN Vertical centering sensor
Paper feed clutch sensor
SEN
SEN
SEN