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AR-M256
Sharp AR-M256 Service Manual
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AR-M256/M257/
M258/M316/M317/M318/5625/5631 ELECTR
ICAL SECTION 12 - 3
(1) MCU PWB - OPERATION PANEL UNIT (2/11)
CN1(52610-1871)
L
C
D UNIT
(FFC
)
<OPU PWB FFC>
(FFC
)
<K
EY
PWB
harness>
CN9 (52207-1819)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
MCU PWB
GND
+5Vsub
/Wak
eUp_Key
Standb
y_L
ED
GND
/RXD_O
PU
/TXD_O
PU
SRDY_OPU
/CL
K_OP
U
CRD
Y_O
PU
RES_O
PU
+3.
3V
+3.
3V
GND
+5V
GND
+2
4V_
O
P
GND
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
DIS
P
D-GN
D
D3
D2
D-GN
D
D1
D0
3.3V_EX
T
D-GN
D
M
CP
D-GN
D
LP
V0
1
2
3
4
5
6
7
8
9
10
11
12
13
VE
E
14
15
CN5 (52746-1571)
CO
M2
CO
M0
/SE
G3
/SE
G2
/SE
G1
/SE
G0
SC
AN4
SC
AN2
SC
AN3
SC
AN1
SC
AN0
SENSE4
SENSE3
SENSE2
SENSE1
SENSE0
INF
O_LED
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
GND
5Vsub
START
_
LE
D
/BZR_PW
M
/START_K
E
Y
20
21
22
23
24
CN2(52271-2479)
CO
M2
CO
M1
CO
M0
/S
E
G
3
/S
E
G
2
/S
E
G
1
/S
E
G
0
SC
AN4
SC
AN2
SC
AN3
SC
AN1
SC
AN0
SENSE4
SENSE3
SENSE2
SENSE1
SENSE0
INF
O_LED
GND
5Vsub
START_LE
D
/BZR_PW
M
/START_K
E
Y
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
CN1 (IMSA-9619S-24C-TB)
/CCFT
1
2
CCFT+
CN6
(SM02(8.0)B-BHS-1-TB)
DIS
P
D-GN
D
D3
D2
D-GN
D
D1
D0
3.3V_EX
T
D-GN
D
M
CP
D-GN
D
LP
V0
VE
E
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
(FFC
)
<LCD M FFC>
TOUCH P
ANE
L
X2/
Y2/
Y1
1
2
3
4
X1
CN4(52271-0469)
PANEL UNIT
GND
24
GND
1
KEY PWB
OPU
PWB
GND
+5V
s
ub
/ Wak
eUp_Key
Standb
y
_
LE
D
GND
/R
X
D
_O
P
U
/T
X
D
_
O
P
U
SRD
Y
_O
P
U
/
CLK
_
OPU
CRDY_
OPU
RES
_
OPU
+3.
3V
+3.
3V
GND
+5V
GND
+2
4V_
O
P
GND
CO
M1
146
148
Table of Contents
Default Chapter
1
Table of Contents
1
Service Manual
1
Note for Installing Site
4
Configuration
5
Note for Servicing
4
Precautions for Servicing
4
Warning for Servicing
4
Line of Machines and Options
5
Combination of Options List
6
Specifications
7
A. Common Operation
7
B. Copy Mode
7
Engine Specifications
8
A. Operation and Display Section
8
B. Paper Feed, Transport, Paper Exit Section
8
C. Optical (Image Scanning) Section
9
D. Scanner (Exposure) Section
9
E. Image Process Section
9
F. Fusing
10
G. Drive
10
And Expanded Functions
10
Safety and Environmental Protection Standards
10
Environment Conditions
11
IMC Board Functions
11
Printer Function
12
B. Printer Driver Specification
12
C. Interface
14
D. System Outline
14
Printer Function (AR-M258/ M318)
14
A. Basic Function
14
Consumable Parts
15
Supply System Table
15
A. Sec/ Secl/ Lag
15
Australia/ New Zealand
15
Maintenance Parts List
16
A. Sdsca/ Secl/ Lag (Ar-M257/ M317)
16
C. STCL/ SRH/ SRS/ SRSSC/ SBI/ Agent (All Model)
17
Drum>
18
Environment Conditions
18
A. Ambient Conditions for Transporting
18
B. Ambient Storage Conditions (Sealed)
18
C. Operating Ambient Conditions
18
Life (Packed Conditions)
18
Unpacking and Installation
19
A. Environment
19
B. Power Source
19
C. Transport
19
D. Other Precautions
20
Production Number Identification
18
TD Cartridge>
18
Removal and Storage of Fixing Pin
20
Removal of Protective Material and Fixing Screw
20
Developer Cartridge Installation
21
Toner Cartridge Installation
21
Toner Density Sensor Level Adjustment
22
Tray Paper Size Setting
22
B. Manual Feed Tray
22
Installation of Options
23
A. Ar-P27
23
B. Ar-Pk1N
24
C. Ar-Pf1/Pf2
25
D. MX-Nsx1
25
F. Ar-Sm5/Sm6
26
A. External View
27
External View and Internal Structure
27
B. Internal Structure
28
C. Operation Panel
29
E. Motor, Solenoid, Clutch
31
F. Sensor
31
H. Section
32
Adjustments, Setting
33
Name and Function of each Section
27
Copier Adjustment
33
A. Process Section
33
B. Mechanism Section
35
C. Image Density (Exposure) Adjustment
41
Simulation
43
List of Adjustment Items
33
Outline and Purpose
43
A. Operating Procedures and Operations
43
Process
43
Simulation Code List
45
Details
48
Trouble Code List
100
Error Code List
100
Self Diagnostics
101
Disassembly, Assembly and Maintenance
113
Maintenance Table
113
Counter Clear
115
List of Disassembly and Assembly
115
A. Process Unit
115
Details of Disassembly and Assembly
116
Process Unit
116
B. Developing Section
117
C. Fusing Section
118
D. Optical Section
120
E. Paper Feed Section
122
F. Side Door Unit
127
G. 1St Paper Exit Unit
128
H. 2Nd Paper Exit Unit
130
I. Laser Unit
130
J. Power Unit
131
L. Ozone Filter
133
M. Drive Section
134
N. Transport Section
136
O. Operation Section
136
P. Switch
137
Flash ROM Version-Up Procedure
139
Others
139
B. Printer Control Board Firmware Download Method
140
C. Others (Troubleshooting)
141
Key Operator Program List
141
A. Common Program of Digital Copier
141
B. Copy Function Setting Program
142
C. Printer Function Setting Program
142
D. Network Scanner Function Setting Program
143
E-Mail Status/ E-Mail Alerts
144
A. Basic Functions
144
B. Main Body Specifications
144
C. Printer Controller Specifications
144
D. Handling of Transmission Data
144
Electrical Section
145
Block Diagram
145
Actual Wiring Diagram
146
Trademark Acknowledgements
159
Other manuals for Sharp AR-M256
Operation Manual
100 pages
Key Operator's Guide
24 pages
Setup Guide
20 pages
5
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Sharp AR-M256 Specifications
General
Brand
Sharp
Model
AR-M256
Category
All in One Printer
Language
English
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