Konica Minolta bizhub c20 Service Manual page 490
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- Reference manual (544 pages) ,
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bizhub C20 Overall wiring diagram
1
2
3
4
A
B
C
PS30
PS31
PS32
PS24
CL11
CL12
CL13
PS26
PS6
FM4
3
2
1
3
2
1
3
2
1
3 2 1
3 2 1
D
1 2
3
1
2
3
3
2
1
3
2 1
1 2
1 2
1 2
1 2
3
4
5
6
E
2
1
2
1
2
1
6 5
4
3
2
1
1 2
3
4
5
6
7
8
9
1
2
3
1 2
3
4
5
6
1
2
3 4
5 6
F
PJ33
PJ30
PJ28
PJ27
G
PJ1
PJ2
PJ11
H
1
2
3
4
5
6
7
8
9
1
2
3
4
14
13
12
11 10 9
8
7 6 5
4
3
2
1
4
12-E
I
7
3-M
2 1
1
2
1
2
3
4
5 6 7
8
9
11
10
9
8
7
6
5
4 3 2
1
5
4
3
2
1
J
CN_MCB
CN_SIG
CN_FSR
DCPU
DC power supply
K
CN_INP
CN_OPN
CN_SCN1
CN_SCN2
1
2 3 4
5
6 7
1
2
3
4
5
6
7
8
M2
M3
1
2
1
2 3 4
1
2 3 4
5
6
7
8
9
8
7 6 5
4
3
2
1
L
SW1
5
14-I
M
7
2-I
Ferrite
core
6
14-I
10
15-I
N
To CN101
1 2
3
4
5
6
7
8
9
10
11
12
13
14
O
CN4
P
Q
R
1
2
3
4
A0FD-B001-3A
Aug.2008
5
6
7
TEM/
SW2
SW3
CL3
PS10
PS3
PS4
PS7
PS21
CL5
HUMS
3
2
1
3 2 1
3
2
1
3 2 1
3 2 1
4
3 2
1
3 2 1
1
2
1 2
2 1
2
1
1
2
3 4
5 6 7
8
9
9
8
7
6
5
4
3
2 1
1
2
3 4
5 6 7 8
9
1 2
3
1
2
3 4
5 6 7 8
9 10 11
1
2
3
1 2
3
4
5
6
7
PJ16
PJ32
PJ15
PJ3
PJ10
PJ19
PJ8
PJ7
PJ18
9 8
7
6
5
4
3
2 1
15
14 13 12
11
10
9
8
7
6
5
4
3
2 1
11 10 9
8
7 6 5
4
3
2
1
17
16
15
14
13 12
11
10
9
8
7
6
5
4
3
1 2
1 2
3
4
5
6
7
8
9
10
11
12 13
14
15
2
1
CN1
HV2
High voltage unit/2
1
2 3 4
5
6 7
8
1
2
3
4
5
6
7
8
1
2 3 4
5
6 7
8
1
2
3
4
1
2 3 4
CN5
CN4
CN3
CN2
1
2 3
G4
G3
G2
G1
M4
M5
M1
M7
M6
CL4
PS9
C4
C3
C2
C1
9
16-I
2
12-D
8
17-I
To P114
To PH unit
To P102
15
16
17 18 19
20
1
2
3 4
5 6 7 8
9 10 11
12
13 14 15 16
17
18
19
1
2
3 4
5 6 7 8
9 10 11
12
13 14 15 16
17
18
19
1 2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 18 19
20
21 22
CN15
CN14
CN12
MFPB/2
MFP board/2
CN5
CN8
CN1
CN13
J2
NC
NC
NC
200
1
44
1
HDD
DIMM
(Option)
5
6
7
8
9
10
11
TLSB
Toner level sensor board
PJ1
PJ2
PS22
3
2
1
3
2
1
3
2
1
3 2 1
3
2
1
8
7
6
5
4
3
2
1
3 2
1
8
1 2
3
4
5
6
7
8
9
10
11
12
1
2
3
4
5 6 7
8
9 10 11
11
10
9
8
7
6
5
4
PJ5
PJ13
PJ22
PRCB
Print control board
PJ17
2 1
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
16
17
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
HV1
High voltage unit/1
1 3
5
7
P108
CN6
T1
T2
16 15
14 13 12
11
10
9
8
7
6
5
4
3
2 1
2
4
6 8 10
16
15
13
11 10 9
8
7 6 5
3
6
8
14
12
4
2
1
2 4
P801
NCUB
1
3
5 7 9
NCU board
23
24
25
26
CN801
CN802
NC
NC
CN16
NC
8
9
10
11
12
13
14
PH unit
Fusing unit
PS1
PS11
FM2
FM5
FM1
10 9
8
7 6 5
4
3
2
1
1 2 3
1 2 3
2
6-N
1
17-I
To CN14
To PJ23
4
3-I
3
2
1
7
6
5
4
3
2
1
3
2
1
3
2
1
3 2
1
6
5
4 3 2
1
PJ4
PJ21
PJ9
PJ34
PJ26
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
6
2-M
5
3-M
26
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
1 2
3
4
1
2
3 4
5 6 7 8
1
2
3 4
5 6 7 8
3 12-O
P104
P105
P103
MFPB/1
MFP board/1
9
11
13
15
17
19
21
P113
P116
P111
12
14
16
18
20
22
14 13 12
11
10
9
8
7
6
5
4
3
2 1
16
15
14
13
12
11 10 9
8
7 6 5
4
3
2
1
1
2
3 4
5 6 7 8
9 10 11
10
12 14 16 18 20
13
11 10 9
8
7 6 5
3
16 15
14 13 12
10
9
8
7
6
5
3
3
5
6
7
8
9
10
22
14
12
4
2
1
11
4
2 1
1 2
4
OB
Operation board
PZ4
PZ1
PZ6
REYB
Relay board
11
13 15 17 19
21
CN703
PZ2
3
12-J
1
2
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
1 2
3
4
5
6
7
8
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
CN2
PS100
Auto document feeder unit
CN1
CCDB
(Standard)
CCD board
2
1
1
2
INVB
CN2
CN1
Inverter board
2 1
Exposure
LA1
lamp
Exposure unit
12
13
14
15
16
17
18
SW5
CL1
CL2
IDCSB/F
IDCSB/R
FM3
1 2 3
5
4
3
2
1
5
4 3 2
1
12
11 10 9
8
7 6 5
4
3
2
1
3
2 1
2
1
2
1
1
2
3
1
2
1
2
3
2
1
7
6
5
4 3 2
1
1 2
3
4
5
6
7
8
9
10
1 2
3
4
5
6
7
8
9
10
11
12
PJ31
PJ6
PJ12
PJ20
PJ23
PJ29
NC
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
1
12-D
To PH unit
10
4-N
To CN4
9
5-N
8
7-N
To CN15
To CN12
9 10 11
12
13 14 15 16
17
18
19
20
1 2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17 18 19
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
CN101
P114
P102
CN103
CN104
P106
P110
CN102
P101
NC
NC
NC
P107
P109
P112
NC
NC
NC
12
13 14 15 16
17
18
19
20
1
2
3
4
1 2 3 4
5
2
1
13
15
16
17 18 19
20
11
12
14
M100
SP1
PZ5
DESCRIPTION
20
20-L
DESTINATION
LOCATION
FG
9
10
11
12
13 14 15
16
17
18
19 20
CLOSED END CONNECTORS
EXTRA LARGE
CLOSED END CONNECTORS
LARGE
CLOSED END CONNECTORS
MEDIUM
CLOSED END CONNECTORS
SMALL
POSITIVE LOCK RECEPTACLE
#250 WITH HOUSING
POSITIVE LOCK RECEPTACLE
#187 WITH HOUSING
POSITIVE LOCK RECEPTACLE
#110 WITH HOUSING
OUTPUT OF ACTIVE LOW
*1
OUTPUT OF ACTIVE HIGH
RXD : Reception data
INPUT OF ACTIVE LOW
*2
INPUT OF ACTIVE HIGH
TXD : Transmission data
*3
OUTPUT OF ACTIVE
HIGH OR LOW
I.T. : Image transfer
INPUT OF ACTIVE
*4
HIGH OR LOW
P.C. : Photo conductor
DC24V
*5
DC5V
ATVC : Auto transfer voltage control
15
16
17
18
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
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