Reversal ADF
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
8
9
10
F
E
D
C
B
A
F
E
D
C
B
A
P.1
n
J510
J410
MT4
J413
J313
MT8
J310
J210
MT6
J110
J113H
J113
MT3
J213
J304
J20 4
J104
J202
J102
MT 7
MT5
J10
J1 3
J4
J2
J5
J9
MT1
J12
J6
J3
J1
MT9
MT11
2
1
CL
J412
J112H
J112
J212
2
1
CL
J312H
J312
2
1
SL
J203
J103H
J103
2
1
SL
J101
J201
J109
J105
MT2
MT10
MT12
M
M
+5
V
G
N
D
3
.3
U
+2
4
V
SC
L
K
T
X
R
X
R
ESET
EXI
T
SEN
S
EMPT
Y
SEN
S
R
EAD
SEN
S
R
EG
SEN
S
R
K
MO
T
C
L
K
SEN
S
3
.3
V
R
EG
C
L
R
IKAN
SL
R
D
MO
T
C
L
K
KY
MO
T
C
L
K
G
N
D
G
N
D
G
N
D
2
3
4
5
7
19
6
1
9
10
11
12
14
13
8
16
17
18
15
8
7
6
5
3
10
4
9
1
19
18
17
15
16
2
13
12
11
14
3
4
1
2
1
2
1
2
2
1
2
1
1
2
2
1
+2
4
U
PI
C
K
O
N
+2
4
U
R
EG
O
N
CL1
Pickup clutch
CL2
Registration clutch
1
2
1
2
2
1
3
1
2
+2
4
U
R
IKAN
O
N
+2
4
U
ST
AMP
O
N
SL1
Release solenoid
SL2
Stamp solenoid
8
7
6
5
3
4
1
2
6
5
3
4
1
2
6
5
3
4
1
2
6
5
3
4
1
2
6
5
3
4
1
2
B
*B
A
*A
*B
B
*A
A
M1
Pickup motor
M2
Read motor
2
3
4
5
6
1
G
N
D
C
O
VER
SEN
S
G
N
D
SEN
S
5
V
EMPT
Y
SEN
S
SEN
S 3
.3
V
3
1
2
3
1
2
3
1
2
3
1
2
SR5
Document set
sensor
SR6
Cover open/closed
sensor
2
3
4
5
7
6
1
9
8
G
N
D
SEN
S
5
V
R
EG
SEN
S
G
N
D
EXIT
SEN
S
G
N
D
SEN
S
5
V
R
EAD
SEN
S
SEN
S
5
V
SR1
Registration
sensor
SR2
Read sensor
SR3
Delivery reversal
sensor
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
3
1
2
Different width
sensor PCB
PCB 3
Document set LED PCB
PCB 2
3
1
2
8
7
6
5
3
4
1
2
6
5
3
4
1
2
2
3
4
5
7
6
1
8
2
3
4
5
7
6
1
8
D
IF
W
ID
E SEN
3
D
IF
W
ID
E SEN
4
G
N
D
D
IF
W
ID
E SEN
2
D
IF
W
ID
E SEN
1
+5
V
SET
L
ED
O
N
SET
L
ED
V5
3
1
2
3
1
2
3
1
2
3
1
2
SIZ
E
L
1
SEN
S
G
N
D
SEN
S
5
V
+5
V
SIZ
E
L
2
SEN
S
G
N
D
SR8
Document length sensor 2
SR7
Document length sensor 1
2
3
4
5
6
1
8
7
6
5
3
4
1
2
3
1
2
2
3
4
5
7
6
1
9
8
SI
Z
E
W
1
SEN
S
SI
Z
E
L
2
SEN
S
SI
Z
E
L
1
SEN
S
G
N
D
SI
Z
E
W
3
SEN
S
SI
Z
E
W
2
SEN
S
+5
V
EJEC
T
L
ED
O
N
EJEC
T
L
ED
V5
Document
delivery
LED PCB
Document width
sensor PCB
ADF driver PCB
PCB1
PCB 5
PCB 4
General Circuit Diagram
1091
Summary of Contents for imagerunner advance 4551i
Page 19: ...Product Overview 1 Product Lineup 7 Features 13 Specifications 16 Name of Parts 26 ...
Page 155: ...Periodical Service 3 Consumable Parts List 143 Cleaning Check Adjustment Locations 146 ...
Page 392: ...Error Jam Alarm 7 Overview 380 Error Code 383 Jam Code 509 Alarm Code 520 ...
Page 545: ...Service Mode 8 Overview 533 COPIER 549 FEEDER 845 SORTER 851 BOARD 871 ...
Page 892: ...Unpacking 1 2 1200 mm 840 mm 769 mm 1230 mm 2430 mm 3 9 Installation 879 ...
Page 895: ...3 4 NOTE Keep the removed screws for relocating the host machine 2x 5 6 7 9 Installation 882 ...
Page 896: ...8 9 10 1x Installing the Air Filter 1 9 Installation 883 ...
Page 897: ...2 3 Installing the Drum Unit 1 2 3 9 Installation 884 ...
Page 899: ...8 NOTE The screw removed at procedure 4 is used 1x 9 10 11 12 9 Installation 886 ...
Page 923: ...5 6 NOTE Use the screws and Rubber Caps removed in step 1 2x 7 2x 9 Installation 910 ...
Page 935: ...7 1x 8 9 6x 10 2x 9 Installation 922 ...
Page 936: ...11 Installing the NFC Kit 1 2 2x 3 TP M3x4 1x 9 Installation 923 ...
Page 938: ...4 5 1x 6 9 Installation 925 ...
Page 985: ...8 2x 2x TP M4x8 Black When installing the USB Keyboard 1 9 Installation 972 ...
Page 991: ...7 4x 8 1x 1x Lower Cover 9 1x 10 1x 1x 9 Installation 978 ...
Page 992: ...11 1x 1x 12 1x 13 TP M3x12 2x 14 4x TP M3x6 9 Installation 979 ...
Page 997: ...Installation Procedure 1 2 2x 3 2x 4 6x 5 4x 9 Installation 984 ...
Page 998: ...6 7 NOTE Do not close the Wire Saddle 1x 1x 8 9 9 Installation 985 ...
Page 1003: ...2 1x 1x 3 2x 2x 4 9 Installation 990 ...
Page 1012: ...2 1x 1x 3 2x 2x 4 9 Installation 999 ...
Page 1014: ...7 CAUTION The connector must be contacted TP㸹M3x6 3x 1x 8 4x 9 9 Installation 1001 ...
Page 1016: ...13 4x 14 15 Binding M4x16 Binding M3x16 2x M3x16 M4x16 16 Binding M4x6 1x 9 Installation 1003 ...
Page 1023: ...Installation Procedure Preparation 1 4x 2 1x 1x 3 2x 9 Installation 1010 ...
Page 1029: ...4 5 1x 1x 9 Installation 1016 ...
Page 1048: ...3 2x TP M3x8 Black 4 2x TP M3x6 5 9 Installation 1035 ...
Page 1053: ... Installing the Removable HDD Kit 1 2x 2x 2 3 1x 4 9 Installation 1040 ...
Page 1065: ...3 2x TP M3x8 Black 4 2x TP M3x6 5 9 Installation 1052 ...
Page 1071: ... Installing the Removable HDD Kit 1 2x 2x 2 3 1x 4 9 Installation 1058 ...