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magicolor 7450
Konica Minolta magicolor 7450 Service Manual
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SER
VICE MANU
AL
2006.05
2006.05
Ver. 1.0
Ver. 1.0
FIELD SER
VICE
magicolor 7450
magicolor 7450
®
®
2
Table of Contents
Field Service Total
2
Table of Contents
2
Safety and Important Warning Items
4
Important Notice
4
Description Items for Danger, Warning and Caution
4
Safety Warnings
5
Connection to Power Supply
7
Handling of Consumables
13
Internal Laser Radiation
16
Laser Caution Label
19
Laser Safety Label
19
Precautions for Handling the Laser Equipment
20
Warning Indications on the Machine
21
Measures to Take in Case of an Accident
23
Composition of the Service Manual
24
Notation of the Service Manual
25
General/Maintenance
28
General
38
1 System Configuration
38
2 Product Specifications
39
Maintenance
44
3 Periodical Check
44
Maintenance Items
44
Parts to be Replaced by Users (CRU)
44
Periodical Parts Replacement 1 (Per 120,000-Print)
44
Periodical Parts Replacement 2 (Per 200,000-Print)
45
Periodical Parts Replacement 3 (Per 300,000-Print)
45
Maintenance Parts
46
Replacement Parts
46
Replacing the Pick-Up Roller
46
Concept of Parts Life
48
Maintenance Procedure (Periodical Check Parts)
50
Replacing the Tray 2 Feed Roller (Standard)
50
Replacing the Tray 2 Separation Roller
50
Cleaning Parts List
50
Replacing the Tray 1 Feed Roller (Bypass)
51
Replacing the Tray 1 Separation Roller
53
Replacing the Waste Toner Bottle
54
Replacing the Deodorant Filter
55
Replacing the Dust Filter/Vertical Conveyance
55
Replacing the Ozone Filter
55
Replacing the Dust Filter/Cooling Fan
56
Replacing the Unit
56
Replacing the Transfer Roller
56
Replacing the Transfer Belt
57
Replacing the Toner Cartridge (C, M, Y, K)
59
Replacing the Imaging Unit (C, M, Y, K)
60
Replacing the Fusing Unit
63
4 Service Tool
65
CE Tool List
65
Print Materials
66
Imaging Unit Single Parts (IU)
66
Toner Cartridge Single Parts (T/C)
66
Waste Toner Bottle
66
Maintenance Kit
66
5 Firmware Upgrade
67
Firmware Rewriting
67
Upgrade Procedure
67
6 Other
72
Disassembly/Adjustment Prohibited Items
72
Disassembly/Assembly/Cleaning List (Other Parts)
73
Disassembly/Assembly Parts List
73
Cleaning Parts List
74
Disassembly/Assembly Procedure
75
Rear Left Cover/Front Left Cover/Upper Front Cover
75
Rear Right Cover/Rear Cover
75
Front Door
76
Tray 1 Left Cover /Tray 1 Right Cover /Tray 1 Upper Cover
76
Exit Tray
77
Control Panel
78
Tray 2
79
Front Cover
81
Controller Board (PWB-P)
83
Memory (DIMM0)
84
Hard Disk Kit (Option)
85
Mechanical Control Board (PWB-M)
85
DC Power Supply (PU1)
88
RTC Board (PWB-R)
88
High Voltage Unit (HV1)
90
Tray 2 Paper Size Board (PWB-I)
91
PH Interface Board (PWB-D)
92
Multi Bypass Unit
94
PH Unit
95
Transport Drive Assy
99
Hopper Drive Assy
101
Right Door Assy
102
Cooling Fan Motor/2 (M22) Assy
104
Color Developing Motor (M3)
105
Color PC Drum Motor (M2)
105
Toner Supply Motor C/K (M7)
105
Fusing Drive Motor (M4)
106
Main Motor (M1)
106
Toner Supply Motor Y/M (M6)
106
IDC/Registration Sensor/1, IDC/Registration Sensor/2 (SE1/SE2)
107
Cleaning Procedure
109
PH Window
109
Transfer Belt
110
Tray 2 Feed Roller (Standard)
110
Tray 2 Separation Roller
110
Tray 1 Feed Roller (Bypass)
111
Tray 1 Separation Roller
111
Registration Roller
112
Area Around the Waste Toner Collecting Port
113
Adjustment/Setting
114
7 How to Use the Adjustment Section
114
8 Description of the Control Panel
115
Control Panel Display
115
Parts of the Control Panel Display
115
Message Structure
116
Normal Messages
117
Toner Low
119
Menu
121
Operator Call Messages
122
Service Call Messages
123
Help Screen
124
List of Control Panel Messages
125
Normal Messages
125
Operator Call Messages
127
Service Call Messages
130
Cancelling a Print Job
133
9 Menu
134
List of Menu Functions
134
Proof/Print Menu
138
Print Menu
138
Configuration Pg
138
Demo Page
139
Font List
139
Statistics Page
139
Menu Map
139
Directory List
139
Paper Menu
140
Paper Source
140
Copies
145
Duplex
145
Collate
146
Quality Menu
146
Brightness
146
Color Mode
146
Pcl Setting
146
Ps Setting
149
Calibration
153
Color Separation
154
Camera Direct
154
Paper Source
154
Image Quality
155
Layout
155
Paper Margin
155
Interface Menu
156
Job Timeout
156
Ethernet
157
Camera Direct
159
Sys Default Menu
159
Language
159
Emulation
160
Paper
162
Auto Continue
164
Hold Job Timeout
164
Startup Options
164
Energy Saver
165
Energy Saver Time
165
Lcd Brightness
165
Menu Timeout
165
Security
166
Clock
167
Hdd Format
167
Card Format
168
Restore Defaults
168
Enable Warning
175
Imaging Unit Life
177
How to Enter the MAINTENANCE MENU
178
Maintenance Menu
178
Print Menu
178
Alignment
179
10 Adjustment Item List
183
11 Service Menu
184
11.1 How to Enter the SERVICE MENU
184
11.2 Service Mode Function Tree
184
11.3 SERVICE MENU Setting/Adjustment
186
Alignment
186
Firmware Version
186
Serial Number
186
Diagnosis Menu
196
Restore Passward
209
12 Mechanical Adjustment
210
Mechanical Adjustment of the Tray 1
210
Adjustment of the Tray 1 Paper Size Unit
210
12.2 PH Unit Mechanical Adjustment
212
Skew Adjustment
212
Troubleshooting
214
13 Jam Display
214
13.1 Misfeed Display
214
13.2 Misfeed Display Resetting Procedure
214
13.3 Sensor Layout
215
13.4 Solution
216
Initial Check Items
216
Misfeed at Fusing/Exit Section
216
Misfeed at 2Nd Image Transfer Section
217
Misfeed at Duplex Transport Section (Duplex Option)
218
Misfeed at Duplex Unit Pre-Registration Section (Duplex Option)
219
Misfeed at Tray 1 Paper Feed Section
220
Misfeed at Tray 2 Paper Feed Section
221
Misfeed at Tray 3 to 5 Paper Feed, Tray 3 to 5 Vertical Transport Section
222
14 Service Call Message
223
14.1 Trouble Codes
223
Trouble Code List
223
14.2 How to Reset
228
14.3 Solution
229
0001: Main Motor Turning at Abnormal Timing
229
0018: Color PC Drum Motor's Failure to Turn
229
0019: Color PC Drum Motor's Turning at Abnormal Timing
229
0040: Suction Fan Motor's Failure to Turn
230
Color Developing Motor's Failure to Turn
230
Color Developing Motor's Turning at Abnormal Timing
230
0043: Cooling Fan Motor/1'S Failure to Turn
231
0046: Fusing Cooling Fan Motor /1'S Failure to Turn
231
0048: Fusing Cooling Fan Motor /2'S Failure to Turn
231
004F: Cooling Fan Motor 2'S Failure to Turn
232
Ozone Ventilation Fan Motor's Failure to Turn
232
Power Supply Cooling Fan Motor's Failure to Turn
232
0094: 2Nd Image Transfer Roller Separation
233
0096: Transfer Belt Separation
233
0301: Polygon Motor/C Failure to Turn
234
0302: Polygon Motor/M Failure to Turn
234
0303: Polygon Motor/Y Failure to Turn
234
0304: Polygon Motor/K Failure to Turn
234
0311: Laser Malfunction (Cyan)
234
0312: Laser Malfunction (Magenta)
234
0313: Laser Malfunction (Yellow)
234
0314: Laser Malfunction (Black)
234
0500: Heating Roller Warm-Up Failure
235
0501: Fusing Pressure Roller Warm-Up Failure
235
0510: Abnormally Low Heating Roller Temperature
235
0511: Abnormally Low Fusing Pressure Roller Temperature
235
0520: Abnormally High Heating Roller Temperature
235
0521: Abnormally High Fusing Pressure Roller Temperature
235
0900: Tray 4 Elevator Failure
235
0910: Tray 3 Elevator Failure
235
0950: Tray 5 Elevator Failure
235
0960: Manual Tray Rise Descent Error
236
0F30: Abnormally Low Toner Density Detected Cyan TCR Sensor
236
0F32: Abnormally Low Toner Density Detected Magenta TCR Sensor
236
0F34: Abnormally Low Toner Density Detected Yellow TCR Sensor
236
0F31: Abnormally High Toner Density Detected Cyan TCR Sensor
237
0F33: Abnormally High Toner Density Detected Magenta TCR Sensor
237
0F35: Abnormally High Toner Density Detected Yellow TCR Sensor
237
0F36: Abnormally Low Toner Density Detected Black TCR Sensor
237
0F37: Abnormally High Toner Density Detected Black TCR Sensor
238
0F3A: Cyan TCR Sensor Adjustment Failure
238
0F3B: Magenta TCR Sensor Adjustment Failure
238
0F3C: Yellow TCR Sensor Adjustment Failure
238
0F3D: Black TCR Sensor Adjustment Failure
239
13B0: RTC Failure
239
13C8: Transfer Unit New Article Release
239
13CA: Fusing Unit New Article Release
240
13D1: Cyan Imaging Unit EEPROM Access Error
240
13D2: Magenta Imaging Unit EEPROM Access Error
240
13D3: Yellow Imaging Unit EEPROM Access Error
240
13D4: Black Imaging Unit EEPROM Access Error
240
13D9: Cyan Toner Cartridge EEPROM Access Error
241
13DA: Yellow Toner Cartridge EEPROM Access Error
241
13DB: Magenta Toner Cartridge EEPROM Access Error
241
13DC: Black Toner Cartridge EEPROM Access Error
241
13E2: Flash ROM Write Error
241
3000: Main Motor's Failure to Turn
242
C002: RAM (Standard) Error at Startup
242
C003: RAM (Option) Error at Startup
242
C013: MAC Address Error
243
C015: BOOT ROM Error
243
C022: NVRAM Error
243
C025, C026, C027: Controller ROM Error
243
C050: Hard Disk Access Error
244
C051: Hard Disk Full Error
244
C052: Compact Flash Access Error
244
C051: Compact Flash Full Error
245
C054: Compact Flash Uninstallation
245
C060: Firmware Update Error
245
C061: Hold Job Error/No Duplex Unit
246
C062: Hold Job Error/No Tray 3
246
C063: Hold Job Error/No Tray 4
246
C064: Hold Job Error/No Memory
246
C065: Hold Job Error/No Tray5
246
FFFF: Interface Communication Error
246
15 Power Supply Trouble
247
Machine Is Not Energized at All (PU1 Operation Check)
247
15.2 Control Panel Indicators Do Not Light
248
15.3 Fusing Heaters Do Not Operate
248
15.4 Power Is Not Supplied to Option
249
Optional Lower Feeder Unit
249
Power Is Not Supplied to Duplex Option
249
16 Image Quality Problem
250
16.1 How to Read Element Date
250
16.2 How to Identify Problematic Part
251
Initial Check Items
251
16.3 Solution
252
Monocolor: White Lines in Sub Scan Direction, White Bands in Sub Scan Direction, Colored Lines Colored Bands in Sub Scan Direction
252
Monocolor: White Lines in Main Scan Direction, White Bands in Main Scan Direction, Colored Lines in Main Scan Direction, Colored Bands in Main Scan Direction
253
Monocolor: Uneven Density in Sub Scan Direction
254
Monocolor: Uneven Density in Main Scan Direction
255
Monocolor: Low Image Density
256
Monocolor: Gradation Reproduction Failure
258
Monocolor: Foggy Background
259
Monocolor: Void Areas, White Spots
260
Monocolor: Colored Spots
261
Monocolor: Blurred Image
262
Monocolor: Blank Print, Black Print
263
Monocolor: Uneven Image
264
4-Color: White Lines in Sub Scan Direction, White Bands in Sub Scan Direction, Colored Lines in Sub Scan Direction, and Colored Bands in Sub Scan Direction
265
4-Color: White Lines in Main Scan Direction, White Bands in Main Scan Direc- Tion, Colored Lines in Main Scan Direction, and Colored Bands in Main Scan Direction
266
4-Color: Uneven Density in Sub Scan Direction
267
4-Color: Uneven Density in Main Scan Direction
268
4-Color: Low Image Density
269
4-Color: Poor Color Reproduction
270
4-Color: Incorrect Color Image Registration
271
4-Color: Void Areas, White Spots
272
4-Color: Colored Spots
273
4-Color: Poor Fusing Performance, Offset
274
4-Color: Brush Effect, Blurred Image
275
4-Color: Back Marking
276
4-Color: Uneven Image
277
17 Parts Layout Drawing
278
17.1 Main Unit
278
Engine Section
278
Tray 1 / Tray 2
282
Lower Feeder Unit (Option)
283
Duplex Option (Option)
284
Appendix
278
18 Connector Layout Drawing
285
19 Timing Chart
287
19.1 Main Unit
287
Lower Feeder Unit
288
Table of Contents
290
General
292
Misfeed Display
322
Misfeed Display Resetting Procedure
322
Sensor Layout
323
Solution
324
Initial Check Items
324
Misfeed at Tray 3 to 5 Feed, Tray 3 to 5 Vertical Transport Section
325
1 Product Specifications
292
Maintenance
294
2 Periodical Check
294
Maintenance Procedure (Periodical Check Parts)
294
Replacing the Separation Roller
294
Replacing the Feed Roller
296
3 Other
303
Disassembly/Adjustment Prohibited Items
303
Disassembly/Assembly/Cleaning List (Other Parts)
304
Disassembly/Assembly Parts List
304
Disassembly/Assembly Procedure
305
Rear Right Cover/Rear Left Cover
305
Right Rear Cover
305
Control Board (PWB-Z)
306
Paper Size Board (PWB-I)
307
Lift-Up Motor (M3)
309
Paper Feed Motor (M1)
309
Vertical Transport Motor (M2)
311
Cleaning Procedure
313
Feed Roller/Pick-Up Roller
313
Separation Roller
315
Transport Roller
316
Adjustment/Setting
318
4 How to Use the Adjustment Section
318
5 Sensor Check
319
Check Procedure
319
Troubleshooting
322
6 Jam Display
322
7 Trouble Code
326
Trouble Code Display
326
Trouble Code List
326
Service Call
326
Solution
327
0900: Tray 4 Elevator Failure
327
0910: Tray 3 Elevator Failure
327
0950: Tray 5 Elevator Failure
327
Duplex Option
328
Adjustment/Setting/Troubleshooting
330
1 Product Specifications
332
General
332
Maintenance
334
2 Periodical Check
334
Maintenance Procedure (Periodical Check Parts)
334
Cleaning Transport Roller / Roll 1, 2
334
Cleaning Transport Roller / Roll 3
334
Cleaning Ventilation Section
335
3 Other
336
Disassembly/Adjustment Prohibited Items
336
Disassembly/Assembly List (Other Parts)
337
Disassembly/Assembly Procedure
337
Duplex Unit
337
Adjustment/Setting
338
4 How to Use the Adjustment Section
338
5 Sensor Check
339
Check Procedure
339
Troubleshooting
340
6 Jam Display
340
Misfeed Display
340
Misfeed Display Resetting Procedure
340
Sensor Layout
341
Solution
342
Initial Check Items
342
Duplex Unit Pre-Registration Section Misfeed
343
Duplex Unit Transport Section Misfeed
344
Other manuals for Konica Minolta magicolor 7450
User Guide
256 pages
Reference Guide
256 pages
General Information Guide
58 pages
Technical Guide
46 pages
Brochure
9 pages
Specifications
2 pages
Installation Guide
38 pages
5
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Konica Minolta magicolor 7450 Specifications
General
Brand
Konica Minolta
Model
magicolor 7450
Category
Printer
Language
English
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