3568724
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3568724
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DWG.NO.
TITLE
MODEL
VOLTAGE
EFFECTIVE
MACHINE NO.
DATE ISSUED
1174-B001-0A
WIRING DIAGRAM
EP1054/EP1085/EP2030
AC100/115/120/127/
200/220/240V
XX0101 AND ONWARD
Oct.1998
E
F
G
H
I
12345678
9
123456789101112131415
ELECTRICAL PARTS LAYOUT
A
B
CL2
CL1
C
D
E
F
G
H
K
L
PWB-D
SSR1
S66
PC69 (
M2
H1
✽
3)
S61
M3
PU2
S62
S63
SL2
SL3
M4
TH1
S65
S64
I
J
PC55
PC53
H2
PC56
(
✽
3)
TS1
✽
PC54
PC102
H3
1
PC101
M5
PC57
PC81
PC51
VS1
S3
PWB-Y
1174M022AA
M9
HV1
✽
2
M5
PWB-A
LA1
PC114
PC116
PWB-C
PC113
PC90
PC111
PC115
UN2
LA2
M1
PWB-P
S108
CL51
LA3
M3
UN3
SL51
PU1
M6
PWB-H
✽
2
PC112
PWB-E
(PWB-F)
PC86
M8
PC31
S2
M7
S1
CNT1
1174M021AB
SYMBOL PART NAME LOCATION GRID
CL1 Synchronizing Roller Clutch
CL2 Paper Transport Clutch
CL51
CNT1 Total Counter
CNT3 Plug-in Counter (OP)
H1 Fusing Heater Lamp
H2 Drum Dehumidifying Heater
H3
HV1 High Voltage Unit
LA1 Exposure Lamp
LA2 Main Eraser Lamp
LA3 Image Eraser Lam p
M1 PC Drive Motor
M2 Main Drive Motor
M3
M4 Suction Fan Motor
M5 Scanner Motor
M6 Lens Motor
M7 Mirror Motor
M8 Toner Replenishing Motor
M9 Cooling Fan Motor
PC31
PC51 Transport Roller Sensor
PC53 1st Paper Exit Sensor
PC54
PC55
PC56
PC57 Side Door Detecting Sensor
PC69
PC81
PC86
PC90
PC101
PC102
PC111
PC112
PC113
PC114
PC115
PC116
Manual Feed Paper Take-Up
Clutch
Paper Dehumidifying Heater
(OP)
Optical Section Cooling Fan
Motor
Manual Feed Paper Empty
Sensor
Paper Leading Edge
Detecting Sensor
1st Drawer Paper Take-Up
Sensor
2nd Drawer Paper Take-Up
✽
3
Sensor
2nd Drawer Set Sensor
Scanner Reference Position
Sensor
Mirror Reference Position
Sensor
Lends Reference Position
Sensor
1st Drawer Paper Empty
Sensor
2nd Drawer Paper Empty
✽
3
Sensor
Original Cover Detecting
✽
3
Sensor
Toner Hopper Home Position
Sensor
Original Size Detecting
Sensor FD2
Original Size Detecting
Sensor CD1
Original Size Detecting
Sensor FD3 (OP)
Original Size Detecting
Sensor CD2 (OP)
✽
4
✽
4
✽
3
6-C 4-A
6-B 4-A
12-H 18-H
14-I 25-F
——
5-D 2-B
7-C 1-E
7-E 17-C
9-I 4-C
10-I 6-D
12-I 2-I
12-I 2-G
11-H 2-C
4-C
6-H
12-J
25-F
25-G
5-F
6-D 4-B
7-H
10-H
13-I
14-I
9-D
9-H
8-B
8-F
8-B
8-F
14-J 2-D
9-H 10-A
14-H 18-H
8-C 4-D
6-E 2-B
7-C 4-D
7-D 17-F
7-D 17-E
7-D 25-H
4-E 17-A
8-I 10-A
13-I 12-A
10-I 12-A
7-D 17-F
7-D 17-D
11-G 12-B
13-J 2-D
10-I 4-H
11-J 6-H
11-H 6-H
11-J 6-G
20-C
PU1 Exposure Lamp Regulator
13-H
20-F
20-H
PU2 Power Supply Unit
PWB-A Master Board
PWB-C Power Supply Board
5-D 22-B
10-H 13-F
11-H 24-C
SYMBOL PART NAME LOCATION GRID
PWB-D Noise Filter Board
PWB-E
PWB-F
PWB-H AE Sensor Board
PWB-P Control Panel
PWB-Y RAM Board
S1 Power Switch
S2 Front Door Interlock Switch
S3 Dehumidifying Switch (OP)
S61
S62
S63
S64
S65
S66 Marketing Area Switch
S108 Size Reset Switch
SL2
SL3
SL51
SSR1 Fusing Heater Lamp SSR
TH1 Fusing Thermistor
TS1 Fusing Thermoswitch
UN2 Original Size Detecting Board
UN3 ATDC Sensor
VS1 Guide Plate Varistor
✽
1: 23 cpm copier only
✽
2: 15/18 cpm copier only
✽
3: 18/23 cpm copier only
✽
4: Inch Areas Option/Metric Areas Standard
Scanner Drive Board
Scanner Drive Board
Paper Size Detecting
Switch 1
Paper Size Detecting
Switch 2
Paper Size Detecting
Switch 3
Paper Size Detecting
Switch 4
1st Drawer Set Detecting
Switch
1st Drawer Paper Take-Up
Sensor
2nd Drawer Paper Take-Up
Sensor
Manual Feed Paper Take-Up
Solenoid
✽
1
✽
2
4-E 26-D
14-I 8-C
14-I 8-G
13-J 4-F
12-I 6-B
9-I 14-H
14-I 25-E
14-I
8-D 17-C
4-E 14-A
4-E 14-A
5-E 15-A
5-E 15-A
5-E 15-B
4-E 17-B
12-J 6-C
6-C 17-F
6-C 17-D
13-H 18-H
4-D
6-D 2-A
6-D 2-B
11-I 5-H
12-I 2-H
8-C
1174-B301-0A
24-I
26-I
19-B
19-E
19-G
123456789101112131415
CONNECTORS LAYOUT
A
B
CN39
C
D
CN29
E
F
G
H
I
J
K
PWB-P
CN43
CN46
CN44
CN12
CN25
CN20
CN17
1174M025AA
PWB-E
CN19
CN21
PU1
CN8
CN33
CN35
CN7
CN34
CN23
CN67
CN61
CN47
CN62
PWB-C
CN30
CN48
CN11
CN50
CN31
PU2
CN18
PWB-A
CN32
CN9
CN22
CN127
CN14
CN4
PWB-D
CN125
CN126
CN45
CN44
CN5
CN6
CN28
CN1
CN38
CN15
CN No. LOCATION GRID
CN1 3P 22-D 14-J
CN4 3P 2-F 13-J
CN5 2P 2-B 14-I
CN6 3P 21-E 13-J
CN7 2P 6-E 10-J
CN8 2P 20-F 10-J
CN-9 2P 2-F 13-J
CN11 2P 17-C 12-J
CN12 2P 2-D 9-D
CN14 4P 2-A 13-I
CN15 12P
CN17 2P 2-D 9-D
CN18 2P 2-E 12-K
CN19 4P 25-D 9-C
CN20 2P 2-C 9-D
CN21 2P 24-C 9-D
CN22 3P 2-A 13-I
CN23 3P 24-E 11-J
CN25 6P 5-D 9-D
CN28 6P 23-H 14-I
CN29 5P 19-G 3-D
CN30 2P 4-A 11-J
CN31 2P 4-A 12-J
CN32 2P 4-B 12-J
✽
CN33
3
✽
CN34
3
✽
CN35
3
CN38 12P
CN39 12P 2-H 5-C
CN43 2P 6-C 7-D
✽
1
CN44
CN45 2P 7-A 13-I
CN46 2P 7-A 7-D
✽
CN48
2
CN50 12P 19-H 11-K
CN61 9P 17-F 11-J
✽
CN62
2
CN67 4P 2-C 11-J
CN125 2P 17-B 13-J
CN126 2P 2-F 13-J
CN127 2P 2-F 12-K
✽
1: 2P(15/18 cpm copier)/3P(23 cpm copier)
✽
2: 18/23 cpm copier only
✽
3: Standard(18/23 cpm copier)/Option(15 cpm copier)
9P 17-H 10-J
2P 17-H 10-J
3P 17-H 10-J
2P 6-D 7-D
3P 6-D 13-I
2P 17-D 11-J
8P 17-D 11-K
20-G 14-I
22-G 14-I
20-H 14-H
22-H 14-H
1174M026AA
Description
Number of Pin Possible to confirm by removing external cover.
L
➀
Not possible to confirm by removing external cover.
1
1174-B401-0A
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