Riso GR 3770 - Page 82

DESCRIPTION OF PCBs
IMAGE PROCESSING PCB (IPIF)
APX(II)-14GR3770
+24VA
N.C.
+24VB
+24VB
GND2
GND3
GND3
+5V
GND1
CN1
1
2
3
4
5
6
7
8
9
9pins
CN2 15pins
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
22
14
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Gy
Power Supply
PCB
CN5
CN2
3
6
12
5
11
10
Or
Rd
Rd
Rd
Rd
Rd
Rd
Rd Rd Rd Rd
To System PCB2
SW SW
P-F safety sw(upper)
SW
Bk
Bk
Br
Rd
Bk
GND1
GND1
RESET/
Elevator CTL1
Elevator CTL2
Main motor CTL1
Main motor CTL2
Main motor CTL3
Main motor CTL4
Detection A sig.
Paper tray pos. sig.
Lower limit sig.
Paper feed safety sig.
Main motor stop sig.
P-F pressure adj. sig.
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
System PCB2
CN10
CN4 2pins
1
2
1
2
3
4
5
6
7
8
9
10
GND
TKCNT1/
TKCNT2/
IAKEN
UPSNO
TKUPS
TKSAF
TKDNS
TKOKL/
TKOKH
Main motor (-)
Main motor (+)
Bl
Rd
Gr
M
Main motor
Sealed
wire
CN5
10pins
SF3000 (Option)
Intermediate connector
(36pins)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Rd
Bl
Gy
Wh
Bl
Rd
Wh
Bk
Or
Wh
Bk
M
SW
Elevator motor
P-F pressure adj. sw.
Elevator upper limit sensor
Main motor encoder sensor
Elevator lower limit sensor
SEN
CN3
16pins
Yw
Or
Rd
Br
Bk
Wh
Gy
Vt
Bl
Gr
Yw
Or
Rd
Br
SEN
SEN