Chapter 5 Periodic Maintenance; Chapter 6 Troubleshooting - Brother MFC-8220 Service Manual

CHAPTER 5 PERIODIC MAINTENANCE ............................................... 5-1

1. CONSUMABLE PARTS .......................................................................................... 5-1
1.1 Drum Unit ......................................................................................................................... 5-1
1.2 Toner Cartridge ................................................................................................................ 5-4
2. PERIODICAL REPLACEMENT PARTS .................................................................. 5-7
2.1 Fixing Unit ......................................................................................................................... 5-8
2.2 Paper Feeding Kit ........................................................................................................... 5-16
3. PERIODICAL CLEANING ..................................................................................... 5-20
3.1 Cleaning the Machine Exterior ....................................................................................... 5-20
3.2 Cleaning the Scanner ..................................................................................................... 5-20
3.3 Cleaning the Drum Unit .................................................................................................. 5-21
3.4 Cleaning the Scanner Window ....................................................................................... 5-21
3.5 Cleaning the Electrical Terminals ................................................................................... 5-22
4. MTBF / MTTR ....................................................................................................... 5-23

CHAPTER 6 TROUBLESHOOTING ....................................................... 6-1

1. INTRODUCTION .................................................................................................... 6-1
1.1 Initial Check ...................................................................................................................... 6-1
1.2 Warnings for Maintenance Work...................................................................................... 6-2
1.3 Identify the Problem.......................................................................................................... 6-3
2. ERROR MESSAGE ................................................................................................ 6-4
2.1 Error Message on the LCD............................................................................................... 6-4
2.2 Error Codes Shown in the "MACHINE ERROR X X" message........................................ 6-6
3. PAPER PROBLEMS ............................................................................................. 6-10
3.1 Paper Loading Problems ................................................................................................ 6-10
3.2 Original Jams.................................................................................................................. 6-11
3.2.1 Original is jammed in the ADF (Automatic document feeder) ...........................................6-11
3.3 Paper Jams .................................................................................................................... 6-11
3.3.1 Clearing jammed paper.....................................................................................................6-11
3.3.2 Causes & countermeasures..............................................................................................6-15
3.4 Paper Feeding Problems................................................................................................ 6-16
4. SOFTWARE SETTING PROBLEMS .................................................................... 6-18
5. MALFUNCTIONS.................................................................................................. 6-20
6. TROUBLESHOOTING OF THE CONTROL PANEL ............................................. 6-24
7. TROUBLESHOOTING OF FAX FUNCTIONS ...................................................... 6-26
8. IMAGE DEFECTS................................................................................................. 6-31
8.1 Image Defect Examples ................................................................................................. 6-31
8.2 Diameter of Rollers......................................................................................................... 6-31
8.3 Troubleshooting Image Defect ....................................................................................... 6-32
8.4 Location of Grounding Contacts ..................................................................................... 6-50
8.4.1 Drum unit...........................................................................................................................6-50
8.4.2 Machine body & Paper tray ..............................................................................................6-50
9. INCORRECT PRINTOUT ..................................................................................... 6-51
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MFC-8220
SERVICE MANUAL