viii
2.3 Maintenance Diagnostic Items...................................................................................................... 2-7
2.3.1 Cumulative Print Length........................................................................................................... 2-7
2.3.2 Unrecoverable Error Log ....................................................................................................... 2-10
2.3.3 Jam error log.......................................................................................................................... 2-13
2.3.4 Process Cartridge Log........................................................................................................... 2-15
2.3.5 Part Replacement Data.......................................................................................................... 2-16
2.3.6 Part Cleaning Data................................................................................................................. 2-17
2.3.7 Thermistor.............................................................................................................................. 2-19
2.3.8 Sensor.................................................................................................................................... 2-20
2.3.9 Actuator.................................................................................................................................. 2-22
2.3.10 Test......................................................................................................................................... 2-24
2.3.11 Nip Pressure Adjustment ....................................................................................................... 2-25
2.3.12 Print........................................................................................................................................ 2-26
2.3.13 Positioning ............................................................................................................................. 2-28
2.3.14 Parameter .............................................................................................................................. 2-38
2.3.15 Potentiometer......................................................................................................................... 2-47
2.4 Messages.................................................................................................................................... 2-48
2.5 Technician Menu Functions........................................................................................................ 2-49
2.6 How to Enter the Web Based Maintenance Mode...................................................................... 2-58
Chapter 3 Regular Service Inspections 3-60
3.1 Regular Service Inspection Work Items and Their Details ......................................................... 3-61
3.2 Cleaning Methods....................................................................................................................... 3-65
3.2.1 Cleaner Blade........................................................................................................................ 3-65
3.2.2 Charge Wire........................................................................................................................... 3-66
3.2.3 Transfer Roller ....................................................................................................................... 3-67
3.3 How to Apply Grease.................................................................................................................. 3-68
3.3.1 Charger Unit High Voltage Contact........................................................................................ 3-68
3.3.2 Photoconductor Drum Ground Contact ................................................................................. 3-69
3.3.3 Heat Roller Contact................................................................................................................ 3-70
Chapter 4 Controller Problems Troubleshooting 4-1
4.1 Troubleshooting - Basic Workflow ................................................................................................ 4-2
4.2 Error Messages ............................................................................................................................ 4-3
4.3 Error Log....................................................................................................................................... 4-5
4.4 Message List................................................................................................................................. 4-6
