Riso GR 3770 - Page 89

DESCRIPTION OF PCBs
FBI PCB
APX(II)-21 GR3770
GND2
SABAS
GND2
PIKM
GND1
RPMCK
GND1
PMENB
PMRST
PMFRC
ADF ENL
SAFSG
+5V
GENSEN
+5V
SABASEN
+24V
GINSEN
+24V
GOUTSN
CN13
20pins
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
Br
Rd
Or
Yw
Gr
Bl
Vt
Gy
Wh
Bk
Br
Rd
Or
Yw
Gr
Bl
Vt
Gy
Wh
Bk
ADF PCB
CN6
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
A pulse
Rev. A pulse
B pulse
Rev. B pulse
CN15
4pins
1
2
3
4
M
FBI read
pulse motor
Beige
Cream
Light Red
Lemon
CN16
12pins
1
2
3
4
5
6
7
8
9
10
11
12
+5V
LOW when blocked
GND
+5V
LOW when blocked
GND
+5V
LOW when original det.
GND
+5V
LOW when blocked
GND
SEN
SEN
SEN
SEN
Scanner home
position sensor
Scanner ADF
shading sensor
FB original
detection sensor
Stage cover
sensor
Br
Rd
Or
Yw
Gr
Bl
Vt
Gy
Wh
Bk
Br
Rd
Rd
Wh
Bk
3
2
1
CN17
6pins
1
2
3
4
5
6
+5V
+12V
+24V
GND1
GND2
GND3
Br
Rd
Or
Yw
Gr
Bl
1
2
3
4
5
6
Image processing PCB
CN5