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MX-M620N
Sharp MX-M620N User Manual
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MX-M700N DSPF SECTION C – 3
C.
CIS sec
tion
Code
Sign
al
name
Name
Functio
n/Op
eration
T
ype
NOTE
CIS
CIS
CIS contro
l PWB/CIS
unit
Scans d
ocument im
ages (b
ack surface)
and co
ntrols
the CIS unit.
SCN
cnt
PWB
CIScnt
PWB
12V2
24V3
RXD_CCD2
TXD_CCD2
CLK_CCD2
3.3V3
GND
FRM_CCD2
GND
PAGE2
ADD_CCD2
S26B-PHDSS-B
/CISSET
CN10
GND
GND
9
1
20
24
18
7
17
15
10
21
23
5
13
4
19
6
8
12
11
14
2
16
22
3
GY
GY
OR
BL
GY
PL
GY
RD
BR
BR
BR
BR
OR
25
26
BL
5V2
3.3V3
9
1
20
24
18
7
17
15
10
21
23
5
13
4
19
6
8
12
11
14
2
16
22
3
25
26
RXD_CCD2
TXD_CCD2
CLK_CCD2
FRM_CCD2
PAGE2
ADD_CCD2
RES_CCD2
/CISSET
GY
GY
OR
BL
GY
PL
GY
RD
BR
BR
BR
BR
OR
BL
5V2
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
BR
CN1
B26B-PHDSS
CN3
SD0
VLED
VDS
SD1
VAS
SD3
LGATE
LD
GND
SD4
SCN
CLK
/LST
DATA
SD5
SD2
SCLK
SD7
SD6
FFC-35Pin
31
18
32
16
14
28
10
6
11
24
17
19
29
13
30
9
4
5
7
1
15
2
22
3
20
27
12
21
25
8
23
26
33
34
35
9604S-35F
2_DATA1+
2_DATA0-
2_DATA0+
2_DATA1-
2_CLK-
2_CLK+
/2_DBL-
/2_DBL+
RES_CCD2
B12B-PHDSS-B
CN2
1
2
3
4
5
6
7
8
9
10
12
11
SD7
SD6
SD5
SD4
SD3
SD2
SD1
SD0
/LST
SCLK
GND
GND
2_DATA1+
2_DATA1-
2_DATA0-
2_DATA0+
2_CLK-
/2_DBL-
/2_DBL+
2_CLK+
5V2
GND
GND
5V2
12V2
GND
24V3
3.3V3
3.3V3
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
CIS
unit
256
258
Table of Contents
Contents
1
Service Manual
1
Table of Contents
2
Note for Servicing
4
Precautions for Servicing
4
Installing Site Recommendation
4
Warning for Servicing
4
Product Outline
6
Different Points of MX-M550/620/700 Series from AR-M550/620/700 Series
6
Main Features
6
Data Security Coexisting with Document Filing
7
2-Way Security Solution
7
Document Filing
8
Configuration
9
Main Unit and Option Lineup
9
Option Lineup
9
Option Combinations
10
Block Diagram
10
Basic Specifications
11
Paper Feed, Paper Transport, and Paper Exit Section
12
Paper Exit Size / Type
13
Resolution/Gradation
13
Duplex
13
Bypass Tray
13
Document Table
14
Automatic Document Feeder
14
First Copy Time
14
Functional Specifications
14
Image Send Function
15
Paper Size
15
Copy Functions
15
Send Function
16
Receive Function
16
Multiple Address Specification
16
Address Specification
16
Printer Function
17
Report/List Function
17
Other Functions
17
Support Print Channel
17
Print Function
18
Command Compatibility
18
Environment Setting
18
Windows Driver Function
19
Frequently Used Functions
19
Paper Feed System
19
Paper Exit Method
19
Windows PPD, Macintosh PPD Driver Funciton
20
Print Performance
20
Data Operation by each Function
21
Safety and Environmental Standards
21
Environmental Conditions for Use of the Main
21
Environmental Conditions
21
Consumable Parts
22
Supply System Table
22
Maintenance Parts List
23
External View and Internal Structure
28
Identification of each Section and Functions
28
Internal Operation Parts
29
Operation, Display Parts
30
Job Status Screen
31
Sensor/Detector
33
(Large Capasity Tray) Paper Feed Tray
34
Paper Feed Tray
34
MX-M700N External View and Internal Structure
35
Paper Feed Tray
35
Paper Feed Trays
35
Switch
38
Clutch/Solenoid
39
Drive Motor
40
Lamp
42
Fan Motor
43
PWB (Main Unit Section)
44
FAX Section
45
Fuse/Thermostat
45
Adjustment Volume
46
Gate
47
Heater
47
Lock Position
48
Roller
49
Outline
52
Adjustment Item List
52
Adjusting High Voltage Values
53
Adjust the Main Charger Grid Voltage
53
Datails of Adjustment
53
Adjust the Developing Bias Voltage
54
Adjust the Transfer Current, Voltage
54
Adjust the Developing Doctor Gap
56
Adjusting the Developing Unit
56
Adjust the Developing Roller Main Pole
57
Adjust Print Image Distortions
58
Adjusting Image Distortions
58
Adjust the Scanner (Reading) Unitparallelism
59
Adjust Scanned Image Distortions in the Main Scanning Direction
61
Adjust Scanned Image Distortions in the Sub-Scanning Direction
61
Adjusting DSPF Parallelism
63
Adjust DSPF Skews
64
Adjust Image Focus in Original Table Mode/Dspf Front-Face Mode (CCD)
65
Adjusting the Image Focus
65
Adjust the Image Focus in DSPF Back-Face Mode (CIS)
66
Adjusting the Image Magnification
67
Adjusting the Image Off-Center
72
Adjusting the Image Position, Image Loss, and Void Area
76
Front/Rear Frame Direction Void Area
77
Leading Edge Image Loss/Void Area Adjustment
77
Trailing Edge Void Area Adjustment
77
Adjust the Copied Image Loss/Void Area in DSPF Mode
78
Adjust the Original Scan Start Position
78
Adjust the Image Loss in Scanner Mode
79
Leading Edge Image Loss Adjustment
79
Trailing Edge Image Loss Adjustment
79
Adjust the Image Loss for Images Sent in Fax Mode
80
Adjusting the Copied Image Quality
80
OC Lead Edge
80
Adjust the Binary Mode Copy Density for All Modes at Once
81
Copied Image Reference Density
81
Adjust the Copy Density in Photo Binary Mode
82
Adjust the Copied Image Gamma in Copy Mode
83
Adjust the Copied Image Sharpness
83
Adjusting the Print Quality in Fax Mode
84
Adjust the Fax Mode Print Density for All Modes at Once
84
Scan Mode Image Density Adjustment/Individual Setup (Super Fine Mode)
87
Adjust the Scan Mode Image Density for All Modes at Once
87
Adjusting the Image Quality in Scan Mode
87
Adjust the Image Gamma in Scanner Mode
88
Common Image Quality Adjustments for All of Copy, Scan, and Fax Modes
88
Original Table Mode/Spf Mode Image Density Correction (Copy Mode)
88
Set up the Auto Mode Operation for Copy, Scan, and Fax
89
Adjusting the Fusing Paper Guide Position
90
Adjusting the Paper Size Detection
90
Adjust the Paper Width Sensor for the Manual Paper Feed Tray
90
Adjust the Paper Width Sensor for Paper Feed Tray 3
91
Adjust the Paper Width Sensor for the DSPF Paper Feed Tray
92
Adjust the Sensitivity of the Original Size Sensor
93
Adjusting the Touch Panel Coordinates
93
Adjusting the Original Size Detection
93
Adjusting the Supply Voltage
94
Adjustment Value/Simulation/Storage Data
95
Simulation Adjustment Value/ Set Value Data
95
Each Storage Data
95
Starting the Simulation
96
General
96
Basic Operation
96
List of Simulation Codes
98
Details of Simulation
102
Spf(Lead_Edge)
114
Cis(Lead_Edge)
134
Oc(Lead_Edge)
147
Spf(Lead_Edge)
147
Cis(Lead_Edge)
147
Press [START] Key
147
Self Diag Operation and Related Work Flow
166
Self Diag Operation
166
Self Diag Message Kinds
166
Self Diag
166
Breakdown Sequence
167
Breakdown Mode List
167
Process Control Trouble Operation Table
167
Trouble Mode Process
168
Power on Trouble Detection Sequence
168
Writing to the Trouble Memory
168
Trouble Code List
169
The Network Card Is Not Installed or Broken
171
Another Communication Error Occurs
171
MC Trouble
171
Details of Trouble Code
171
The Specified Mail Server (POP3) Suspends Response
172
CIS Shading Trouble (White Correction)
172
CIS Communication Trouble
172
System Data Trouble
172
Hdd Trouble
172
Decode Error Trouble
173
CCD Shading Trouble
173
CCD Communication Trouble
173
LSU Connection Trouble
173
Incompatibility Check (55Ppm)
174
Incompatibility Check (70Ppm)
174
Controller Connection Trouble
174
Incompatibility Check (62Ppm)
174
Auto Developer Adjustment Trouble
175
Finisher Communication Trouble
175
Finisher Transport Motor Abnormality
175
Finisher Oscillation Motor Trouble
175
Finisher/Pusher Motor Trouble
176
Finisher Tray Lift Motor Trouble
176
Finisher/Alignment Motor Trouble
176
Finisher Saddle Folding Sensor Trouble
176
Finisher/Saddle Alignment Motor Trouble
177
Finisher/Saddle Positioning Plate Motor Trouble
177
Finisher/Saddle Guide Motor Trouble
177
Finisher/Punch Backup ROM Trouble
177
Finisher-Inserter Communication Trouble
178
Inserter/Eeprom Trouble
178
Inserter/Reverse Sensor Trouble
178
Toner Control Sensor Open
178
Process Control Trouble
179
Drum Marking Sensor Gain Adjustment Error
179
Process Thermistor Breakdown
179
Developing Thermistor Breakdown
179
Machine Tray 4 Lift-Up Trouble
180
Machine Tray 3 Lift-Up Trouble
180
Machine Tray 2 Lift-Up Trouble
180
Machine Tray 1 Lift-Up Trouble
180
FAX Modem Operation Abnormality
181
FAX Write Protect Cancel
181
Abnormal Combination of the TEL/LIU PWB and the FAX Soft Switch
181
FAX-BOX Incompatibility Trouble
181
Thermistor Open/Fusing Unit Not Installed (HL3)
182
Fusing Section High Temperature Trouble (HL1)
182
Fusing Section High Temperature Trouble (HL2)
182
Fusing Section High Temperature Trouble (HL3)
182
Scanner Feed Trouble
183
Fusing Section Low Temperature Trouble (HL3)
183
5-Times Continuous POD Notreached JAM Detection
183
Fusing Section Low Temperature Trouble (HL2)
183
Drum Motor Lock Detection
184
Fusing Motor Lock Detection
184
Developing Motor Lock Detection
184
Transfer Belt Separation Motor Trouble Detection
184
RIC Copy Inhibit Command Receive
185
FAX Battery Abnormality
185
RTC Read Error
185
EEPROM Read/Write Error
185
Memory Check Sum Error (Scanner)
186
HDD Section Individual Data Check Sum Error (MFP Control)
186
EEPROM Read/Write Error (Scanner)
186
SRAM Memory Individual Data Check Sum Error
186
DSPF Tray Lift-Down Trouble
187
LCC Lift Motor Trouble
187
LCC Communication Trouble
187
LCC Transport Motor Trouble
187
Maintenance System Table
188
Drum Peripheral Section
191
Details of Maintenance
191
Transfer Section
192
Developing Section
193
Fusing Unit
194
Scanner Section
195
DSPF Section
196
Paper Feed Section
197
Transport Section/Paper Exit Reverse Section/Duplex Section
198
Drive Section
199
Filters
200
Execution Items before Maintenance and Servicing
200
Mandatory Maintenance and Service Items
200
Other Related Items
200
Execution Items after Maintenance and Servicing
201
Rom Version-Up
202
Version-Up Target Rom's
202
Precautions
203
Necessary Items for Flash ROM Version-Up
203
Relationship between each ROM and Version-Up
203
Flash ROM Version-Up Method
203
Writing Data
205
Receiving Data
205
Turning off the Power During the Version-Up Procedure
206
Version-Up Procedure Flowchart
206
Electrical Section
209
Overall Block Diagram
209
MFP Controller
210
PCU Circuit BLOCK
211
Scan Circuit BLOCK
212
Ac Power Line Diagram
213
Power Line Chart
213
Ac Power Line Diagram (200V)
214
DC Power Line Diagram
215
SCN Unit Section
216
Actual Wiring Chart
216
DSPF Unit Section
217
Image Process Section
218
Paper Transport Section
219
Transport/Option Section
221
Left Door Transport Section
222
Process Section
223
Power Source Peripheral Section
224
PCU Connector Table
225
Signal Name List
226
Others
236
Count Specification
236
Paper Exit System Counter
236
System Settings
236
Send System Counter
237
Receive System Counter
237
Total Counter Specifications
238
Department Counter
238
Printer Job Count-Up Specification
238
Blank Paper Count Specification
239
Consumables Counter Specification
239
Reset and Set for Suplly Counters
239
Location and Display of each Counter Data
240
Operating Procedures
243
Entering the Web Setting Mode
243
Font/Form Download
243
Web Setting Service Mode
243
Password Setup
244
I-Fax Setup
244
Paper Jam Judgment Conditions
245
Paper JAM Code
245
Sensor Cross Section
247
Clutch/Solenoid Cross Section
248
Motor Cross Section
248
Inserter (AR-CF2) Paper Jam Judgment Conditions
249
A] External Outfit
251
Electrical and Mechanism Relation Diagram
252
B] Operation Panel
252
Operational Descriptions
253
Disassembly and Assembly
253
Operation Panel Unit
253
Lvds Pwb
254
Lcd Inv-J Pwb
254
LCD Unit
254
C] Dspf Section
255
CIS Section
257
Paper Exit Section
258
Timing Chart
259
Document Tray Lift Operation
260
Document Feed, Transport, Scan, Paper Exit, and Operating Speed
260
The Original Scan
260
External Outfit Section
260
The Paper Feed Tray Section
262
Paper Feed and Paper Transport Section
264
Paper Feed Unit
264
Pickup Roller
264
DSPF Paper Feed/Paper Transport Motor
265
DSPF Cover Switch
265
Separation Roller
265
DSPF Paper Feed Clutch
265
DSPF Resist Roller Brake Clutch
266
DSPF Resist Roller Clutch
266
Torque Limiter
266
DSPF Paper Transport Roller 2 Brake Clutch
267
Transport Roller
267
DSPF Document Paper Pass Detector
268
CIS Control PWB/CIS Unit
268
DSPF Paper Exit Motor
269
DSPF Paper Transport Roller 3 Brake Clutch
270
Paper Exit Roller (Drive)
271
DSPF Open/Close Detector
271
DSPF Fan Motor
272
Dspf Pwb
272
Drive Unit
272
D] Scanner Section
274
CCD/Lens Unit
275
CIS Unit
275
Image Signal Flow
276
Carriage (Lamp Unit) Shift (Scan) Speed
276
Scanner Unit
277
White Standard Glass
278
Table Glass
278
Mirror
279
Lens
279
Reflector
279
Scanner Dry Heater
279
Rails
280
Drive Belt
280
Drive Wire
280
Pulley
280
Scanner Motor
281
Scanner Relay PWB
281
CCD PWB Lens Unit
281
Scanner FLASH PWB
282
Scanner Control PWB
282
Scanner Home Position Sensor Detector
282
Document Size Detection Light Emitting PWB
283
Document Size Detection Light Reception PWB
283
E] Manual Paper Feed Section
285
Multi Manual Paper Feed Tray Unit
287
Manual Paper Feed Unit Open/Close Switch
287
Manual Feed Empty Detector
287
Paper Feed Roller
288
Paper Feed Clutch
289
Manual Feed Paper Pass Detector
289
Manual Feed Gate Solenoid
289
Paper Pickup Solenoid
290
Manual Paper Width Size Detection PWB
290
F] Tray Paper Feed Section
293
Paper Feed Tray 3, 4 Section
295
Paper Feed Operation
297
Paper Size of Paper Feed Trays Detection Method
297
Paper Remaining Detection
299
Disassembly/Assembly
300
Lift Wire
302
Dry Heater
303
Paper Remaining Quantity Detector
303
Paper Feed Tray 1, 2 Detection Sensor
303
Paper Remaining Quantity Sensor PWB
303
Paper Feed Tray Upper Limit Detector
306
G] Paper Transport Section
310
H] Duplex Section
324
J] Photoconductor Section
339
K] Toner Supply Section
348
Developer Unit
352
L] Developing Section
352
M] Transfer Section
357
Trademark Acknowledgements
412
Other manuals for Sharp MX-M620N
Software Setup Guide
44 pages
4
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Sharp MX-M620N Specifications
General
Brand
Sharp
Model
MX-M620N
Category
All in One Printer
Language
English
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