
Contents
7.3.2.2
Delivery Delay Jam .................................................................................................................................................................. 7- 3
7.3.3
Stationary Jams ....................................................................................................................................................... 7- 3
7.3.3.1
Pickup Stationary Jam ............................................................................................................................................................. 7- 3
7.3.3.2
Delivery Stationary Jam ........................................................................................................................................................... 7- 3
7.3.4
Other Jams .............................................................................................................................................................. 7- 3
7.3.4.1
Door Open Jam........................................................................................................................................................................ 7- 3
7.3.4.2
Wrapping Jam.......................................................................................................................................................................... 7- 4
7.3.4.3
Residual Jam at Startup........................................................................................................................................................... 7- 5
7.4
Duplex Unit .................................................................................................................................................7- 6
7.4.1
Overview.................................................................................................................................................................. 7- 6
7.5
Parts Replacement Procedure ...................................................................................................................7- 7
7.5.1
Main Motor............................................................................................................................................................... 7- 7
7.5.1.1
Preparation for Removing Main Motor ..................................................................................................................................... 7- 7
7.5.1.2
Removing Main Motor .............................................................................................................................................................. 7- 7
7.5.2
Separation Pad........................................................................................................................................................ 7- 7
7.5.2.1
Preparation for Removing Separation Pad .............................................................................................................................. 7- 7
7.5.2.2
Removing Separation Pad ....................................................................................................................................................... 7- 7
7.5.3
Pickup Roller ........................................................................................................................................................... 7- 7
7.5.3.1
Removing Pickup Roller........................................................................................................................................................... 7- 7
Chapter 8
Fixing System
8.1
Overview/Configuration ..............................................................................................................................8- 1
8.1.1
Specification/Control/Function List .......................................................................................................................... 8- 1
8.1.2
Overview.................................................................................................................................................................. 8- 1
8.2
Various Control Mechanisms......................................................................................................................8- 3
8.2.1
Controlling the Temperature of the Fixing Unit ........................................................................................................ 8- 3
8.2.1.1
Fixing Temperature Control ..................................................................................................................................................... 8- 3
8.3
Protection Function.....................................................................................................................................8- 4
8.3.1
Protection Function.................................................................................................................................................. 8- 4
8.4
Parts Replacement Procedure ...................................................................................................................8- 6
8.4.1
Fixing Unit................................................................................................................................................................ 8- 6
8.4.1.1
Preparation for Removing Fixing Assembly ............................................................................................................................. 8- 6
8.4.1.2
Removing Fixing Assembly...................................................................................................................................................... 8- 6
8.4.2
Fixing Film Unit........................................................................................................................................................ 8- 6
8.4.2.1
Preparation for Removing Fixing Film Unit .............................................................................................................................. 8- 6
8.4.2.2
Removing Fixing Film Unit ....................................................................................................................................................... 8- 7
Chapter 9
External and Controls
9.1
Control Panel ..............................................................................................................................................9- 1
9.1.1
Outline ..................................................................................................................................................................... 9- 1
9.2
Power Supply .............................................................................................................................................9- 1
9.2.1
Power Supply .......................................................................................................................................................... 9- 1
9.2.1.1
Power Supply Route ................................................................................................................................................................ 9- 1
9.2.2
Protection Function.................................................................................................................................................. 9- 1
9.2.2.1
Protecting Function .................................................................................................................................................................. 9- 1
9.3
Parts Replacement Procedure ...................................................................................................................9- 2
9.3.1
Front Cover.............................................................................................................................................................. 9- 2
9.3.1.1
Removing the Front Cover....................................................................................................................................................... 9- 2
9.3.2
Rear Cover .............................................................................................................................................................. 9- 2
9.3.2.1
Preparation for Removing the Rear Cover............................................................................................................................... 9- 2
9.3.2.2
Removing the Rear Cover ....................................................................................................................................................... 9- 2
9.3.3
Right Cover.............................................................................................................................................................. 9- 2
9.3.3.1
Removing the Right Cover....................................................................................................................................................... 9- 2
9.3.4
Left Cover ................................................................................................................................................................ 9- 3
9.3.4.1
Removing the Left Cover ......................................................................................................................................................... 9- 3
9.3.5
Upper Cover ............................................................................................................................................................ 9- 4
Summary of Contents for i-SENSYS D450d
Page 1: ...Aug 22 2008 Service Manual MF4300 Series ...
Page 2: ......
Page 6: ......
Page 12: ...Contents 15 1 1 Solvents Lubricants Table 15 1 ...
Page 13: ...Chapter 1 Introduction ...
Page 14: ......
Page 16: ......
Page 32: ......
Page 33: ...Chapter 2 Basic Operation ...
Page 34: ......
Page 36: ......
Page 38: ......
Page 39: ...Chapter 3 Original Exposure System ...
Page 40: ......
Page 42: ......
Page 44: ...Chapter 3 3 2 F 3 1 ...
Page 49: ...Chapter 4 Original Feeding System ...
Page 50: ......
Page 52: ......
Page 55: ...Chapter 4 4 3 F 4 6 ...
Page 66: ......
Page 67: ...Chapter 5 Laser Exposure ...
Page 68: ......
Page 70: ......
Page 73: ...Chapter 5 5 3 ...
Page 76: ......
Page 77: ...Chapter 6 Image Formation ...
Page 78: ......
Page 80: ......
Page 85: ...Chapter 7 Pickup and Feed System ...
Page 86: ......
Page 88: ......
Page 96: ......
Page 97: ...Chapter 8 Fixing System ...
Page 98: ......
Page 100: ......
Page 108: ......
Page 109: ...Chapter 9 External and Controls ...
Page 110: ......
Page 112: ......
Page 121: ...Chapter 10 Maintenance and Inspection ...
Page 122: ......
Page 124: ......
Page 128: ......
Page 129: ...Chapter 11 Measurement and Adjustments ...
Page 130: ......
Page 132: ......
Page 135: ...Chapter 12 Correcting Faulty Images ...
Page 136: ......
Page 138: ......
Page 144: ...Chapter 12 12 6 2 DCNT PCB 3 Power supply PCB 4 High voltage PCB SW301 Interlock switch ...
Page 145: ...Chapter 13 Error Code ...
Page 146: ......
Page 147: ...Contents Contents 13 1 Error Code 13 1 13 1 1 Error Code Outline 13 1 13 1 2 Error Code 13 1 ...
Page 148: ......
Page 153: ...Chapter 14 Service Mode ...
Page 154: ......
Page 156: ...Contents 14 3 2 3 Sensor test 14 16 14 3 2 4 Key test 14 16 ...
Page 174: ......
Page 175: ...Chapter 15 Service Tools ...
Page 176: ......
Page 177: ...Contents Contents 15 1 Service Tools 15 1 15 1 1 Solvents Lubricants Table 15 1 ...
Page 178: ......
Page 180: ......
Page 181: ...Aug 22 2008 ...
Page 182: ......