
CHAPTER 4 DISASSEMBLY/REASSEMBLY, LUBRICATION,
ADJUSTMENT
CONTENTS
4.1
DISASSEMBLY/REASSEMBLY......................................................................................4-1
Safety Precautions.......................................................................................................4-1
Tightening Torque List......................................................................................................4-2
Preparation ..................................................................................................................4-4
How to Access the Object Component ........................................................................4-4
Disassembly Order Flow..............................................................................................4-5
4.1.1
Print Head Unit .....................................................................................................4-6
4.1.2
ADF Cover and Document Guide Base .............................................................4-10
4.1.3
ADF Components on the Upper ADF Chute ......................................................4-11
Gear cover
...........................................................................................................4-11
Separation roller ASSY and document feed roller
....................................................4-12
Separation rubber unit, ADF thickness adjuster, and pressure rollers
.........................4-13
Upper ADF chute
..................................................................................................4-15
4.1.4
ADF Components on the Lower ADF Chute ......................................................4-16
Document front and rear sensor actuators
................................................................4-16
Document sensor PCB
...........................................................................................4-16
Document guide clips
............................................................................................4-17
Document ejection roller
.......................................................................................4-17
Document pressure bar
..........................................................................................4-18
Lower ADF chute, pinch rollers, and ADF motor
.....................................................4-19
4.1.5
Document Tray Open Sensor and Document Stopper ......................................4-21
4.1.6
Jam Clear Cover, Rear Cover, and Inner Cover ................................................4-22
4.1.7
Scanner Unit and Control Panel ASSY (Together with Document Tray) ...........4-23
4.1.8
Disassembly of the Control Panel ASSY............................................................4-28
4.1.9
Disassembly of the Scanner Unit .......................................................................4-29
4.1.10 Auto Sheet Feeder (ASF) and Separation Pad ASSY .......................................4-34
Содержание MFC-5100C
Страница 1: ...FACSIMILE EQUIPMENT SERVICE MANUAL MODEL MFC5100C MFC590 ...
Страница 4: ...CHAPTER 1 GENERAL DESCRIPTION ...
Страница 11: ...CHAPTER 2 INSTALLATION ...
Страница 19: ...CHAPTER 3 THEORY OF OPERATION ...
Страница 39: ...CHAPTER 4 DISASSEMBLY REASSEMBLY LUBRICATION AND ADJUSTMENT ...
Страница 73: ...4 32 8 Remove the three screws and lift up the guide plate 9 Remove the screw from the CCD HP sensor plate ...
Страница 109: ...4 68 Harness routing E Head flat cables on the lower cover PCB plate Head flat cables Ferrite core Main PCB ...
Страница 112: ...4 71 4 ASF roller unit 5 Main cover Apply thin coat of grease to these two sections with a brush HP HP Main cover ...
Страница 114: ...4 73 7 Paper ejection roller gear and PF roller gear 8 Paper feed roller and PF spring ...
Страница 116: ...4 75 11 Purge shaft ...
Страница 119: ...4 78 Head Positioning Test Pattern ...
Страница 120: ...CHAPTER 5 MAINTENANCE MODE ...
Страница 127: ...5 6 Scanning Compensation Data List ...
Страница 141: ...5 20 Vertical Alignment Check Pattern ...
Страница 148: ...CHAPTER 6 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 173: ...MFC5100C MFC590 Appendix 1 EEPROM Customizing Codes ...
Страница 176: ...MFC5100C MFC590 Appendix 2 Firmware Switches WSW ...
Страница 220: ...A Main PCB 1 6 ...
Страница 221: ...A Main PCB 2 6 ...
Страница 222: ...A Main PCB 3 6 ...
Страница 223: ...A Main PCB 4 6 ...
Страница 224: ...A Main PCB 5 6 ...
Страница 225: ...A Main PCB 6 6 ...
Страница 226: ...R27 100 R28 100 R29 100 R30 100 B Relay PCB ...
Страница 227: ...C NCU PCB ...
Страница 228: ...D Control Panel PCB 1 2 ...
Страница 229: ...D Control Panel PCB 2 2 ...
Страница 230: ...E Power Supply PCB ...
Страница 231: ...Jan 02 SM FAX005R 8CA401 Printed in Japan ...