Canon imageRUNNER ADVANCE C255 Series, Service Manual, Page: 957 / 987

Host machine_11/13
A
C
B
D
E
F
A
C
B
D
E
F
4 3 2 7 6 5 1 8
(J19)
(J20)
(J2083)
+1
2
V
+1
2
V
G
ND
G
ND
5
C
G
ND
+1
2
V
(J2)
EXB_
DT
1
G
ND
EXB_
ADDR3
EXB_
DT
2
(J1)
G
ND
EXB_
ADDR2
EXB_
ADDR1
EXB_
DT
0
#
EXB_
WE
#
EXB_
O
E
EXB_
DT
7
EXB_
ADDR4
EXB_
DT
3
EXB_
ADDR5
EXB_
ADDR6
EXB_
DT
4
EXB_
ADDR7
EXB_
ADDR8
EXB_
DT
6
G
ND
G
ND
EXB_
DT
5
#
EXB_
CS1
#
F
O
F
F
HK
+3
.3
R
#
F
CI
D
#
F
CI
D_
USB
#
MO
DEM_
SNS
G
ND
#
INT
_
F
AX
#
RESET
_
F
AX
(J403)
(J5)
+12V
5C
GND
(J2)
2
_
L
IN
E_
L
1
(J8)
2
_
L
IN
E_
L
2
3
_
L
IN
E_
L
1
3
_
L
IN
E_
L
2
4
_
L
IN
E_
L
1
4
_
L
IN
E_
L
2
MONI_USB
GND
#FC_USB_IN
(J6)
(J3)
(J4
)
R
BK
(J4)
LINE2
(J1)
T
2
T
1
N.
C
N.
C
L
1
CT
2
CT
1
L
2
LINE4
LINE3
LINE1 LINE1
3 4 5 6 1 2
J704
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
J701
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31
2 3 1
J742
J732
J731
2
3
4
1
J7
2
0
J4
1
L
2 1
J744
1
2
3
J741
1
2
3
J736
8 1 2 3 4 5 6 7
2
1
1
2
J7
2
1
H
2
1
J7
2
1
2
1
SP1
FAX Speaker
3 4 5 6 1 2
J775
8 1 2 3 4 5 6 7
2 LINE MODULAR PCB
2 LINE PCB
1 LINE PCB
MODULAR PCB
Main Controller PCB
P.11
General Circuit Diagram
946