Table of Contents
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bizhub C31P Overall wiring diagram
1
2
3
A
B
CL4
PS9
PS12
PS7
PS4
CL2
M6
M7
FM1
3 2 1
3
2
1
1
2
3
1 2 3
4
3
2 1
4 3 2 1
C
1 2
1 2
3
1
2
3
2
1
3 2 1
3
2
1
D
1
2 3 4
5
6
7
8
9
10
11
12
13
1
2
3
1
2
3
6
5
4
3
2
1
E
PJ7
PJ9
PJ31
PJ15
PJ3
PJ4
PJ1
F
3
2
1
1
2
3
4
5 6 7
8
9
10 11
12
10 9
8
7
6
5
4
3
2
1
G
10 9
8
7
6
5
4
3
2
1
CN5
DCPU
DC power supply
H
8
7
6
5
4
3
2
1
CN2
CN4
1
2 3 4
5
6
7
8
6
5
4
3
2
1
6
5
4
3
2
1
I
Ferrite
core
3
2
1
3
2
1
Fusing unit
PS15
PS8
SW3 SW2
2
9-J
J
5 4 3 2 1
5 4 3 2 1
K
PJ1
PJ1
LASDB
LASDB
Laser drive board/Y
Laser drive board/M
PJ2
PJ2
LD1
LD2
L
4 3 2 1
4 3 2 1
3
9-J
To J24
M
1
2
3
4
5
TEM/
PS6
S5
IDCSB/R
IDCSB/F
M3
M5
HUMS
1
2
3
1
2
3
4
1 2 3 4
5
4
3
2 1
5
4
3
2
1
1
2
3
4
5 6 7
1
2 3 4
5
6
2 1
1
2
5 4 3 2 1
4 3 2 1
4 3 2 1
1
2
3
4
5
6
7
8
9
10
7
6
5
4
3
2 1
8
7
6
5 4 3
2
PJ16
PJ25
PJ5
PJ12
PJ27
PJ33
PJ2
PJ18
PJ28
1 2 3 4
5
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
2
3
4
5
5
4 3 2 1
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
CN3
CN1
CN1
1
2
3
4
5
2
1
HV2
1
2 3
4
5
1
2
High voltage unit/2
G4
G3
G2
G1
T2
T1
2 1
C4
C3
C2
C1
3 2 1
PS3
CL1
SW1
To PJ23
1
14-G
5 4 3 2 1
5 4 3 2 1
PJ1
PJ1
LASDB
LASDB
Laser drive board/C
Laser drive board/K
PJ2
PJ2
LD3
LD4
4 3 2 1
4 3 2 1
4
5
6
7
8
TH3
PS1
PS11
M2
M1
M8
PJ1
1
2 3
1 2 3
7
1
2 3 4
5
6
7
1
2 3 4
5
6
7
1
2
3
4
5
1 2 3 4
2 1
1
2
1
7 6 5 4
3
2
1
8 7 6 5 4
3
2
1
11
10
9
8
7 6 5
4
3
2
1
6
5
4
3
2
1
PJ14
PJ8
PJ22
PJ26
PRCB
Print control board
PJ6
PJ10
1
2
3
4
5
6
7
1
2
3
4
5
6
7
8
9
10
11
DIMM1
(Option)
1
184
J7003
2
1
3
2
1
2
1
NC
1 2
1 2
3
1
2
J4
J28
J26
3
2
1
3
2
1
3
2
1
NC
NC
FM3
CL3
PS13
PS10
CL5
PS14
1 2
6
7
8
9
10
11
M4
FM2
PJ2
PJ1
3
2
1
3
2
1
3 2 1
3
2
1
1
2
3
4
5
6 7
1
2
3
1 2 3
4
5
6
7
8
7
6
5
4
3 2 1
3 2 1
1
2
3
4
5
6
7
8
9
10
11
12
11 10
9
8 7
6
5
4
3
2 1
PJ19
PJ21
PJ29
PJ13
PJ24
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
CF_Card
DIMM0
1
184
1
50
26 25 24 23 22 21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
CNINF1
J15
J6
CNCF1
MFPB
MFP board
1
3
5 7 9
J9
J24
J13
J7000
3
4
5
6
19
1
44
1
2 4
6
8
10
1 2 3 4
5
3
2-L
To PJ2
HDD
(Option)
2
3-J
1
2
3
4
5 6 7
8
9
10
1
2 3 4 5
CN2
CN1
OB
Operation board
9
10
11
12
13
14
1
2
3
4 5
6
4
3
2
1
7
6
5 4
3
2
1
7 6
5
4
3 2
1
12
11
10
9
8
7 6
5
6
5
4
3
2
1
2
1
1
2 3 4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5 6 7
8
PJ35
PJ34
PJ11
PJ20
PJ17
PJ23
25
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
1
5-J
To PJ1
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
CN1
3
2
1
HV1
High voltage unit/1
J12
3 2 1
DESCRIPTION
20
20-L
DESTINATION
LOCATION
CLOSED END CONNECTORS
EXTRA LARGE
CLOSED END CONNECTORS
LARGE
CLOSED END CONNECTORS
FM5
MEDIUM
CLOSED END CONNECTORS
SMALL
POSITIVE LOCK RECEPTACLE
#250 WITH HOUSING
POSITIVE LOCK RECEPTACLE
#187 WITH HOUSING
POSITIVE LOCK RECEPTACLE
#110 WITH HOUSING
*1
OUTPUT OF ACTIVE LOW
TXD : Transmission data
OUTPUT OF ACTIVE HIGH
*2
RXD : Reception data
INPUT OF ACTIVE LOW
*3
I.T. : Image transfer
INPUT OF ACTIVE HIGH
*4
OUTPUT OF ACTIVE
HIGH OR LOW
D.B. : Developing bias
INPUT OF ACTIVE
*5
HIGH OR LOW
P.C. : Photo conductor
*6
DC24V
DC5V
ATVC : Auto transfer voltage control
12
13
14
A
B
C
4
3 2
1
D
9
10 11
12
E
PJ30
NC
F
5
4
3
2 1
G
H
I
J
K
L
M
A0EA-B001-1A
Apr.2008
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