42049001TH Rev.1 4 /
CONTENTS
1. SPECIFICATIONS ............................................................................................ 6
1.1 System Configuration....................................................................................................... 6
1.2 Printer Configuration ........................................................................................................8
1.3 Option Configuration ...................................................................................................... 10
1.4 Specifications ................................................................................................................. 11
2. PARTS REPLACEMENT................................................................................ 13
2.1 Precautions in Replacing Parts ...................................................................................... 13
2.2 Part Replacement Procedures ....................................................................................... 15
2.2.1 Top Cover......................................................................................................... 15
2.2.2 Left Side Cover................................................................................................. 16
2.2.3 Right Side Cover .............................................................................................. 17
2.2.4 Face-Up Tray.................................................................................................... 18
2.2.5 Rear Cover ....................................................................................................... 19
2.2.6 LED Assy / LED Assy Springs.......................................................................... 20
2.2.7 Controller PWB................................................................................................. 21
2.2.8 Print Engine Controller PWB ............................................................................ 23
2.2.9 Top Cover Unit. ................................................................................................ 25
2.2.10 Controller Panel Assy ....................................................................................... 26
2.2.11 Board RSP / Environment Sensor / Top Cover Handle.................................... 27
2.2.12 Low Voltage Power Unit / FAN (ID) / FAN (PowL) / Hopping Motor /
Fuser Motor ...................................................................................................... 28
2.2.13 Board-PRD ....................................................................................................... 29
2.2.14 Guide - Eject Assy / Color Registration Assy / Board-RSM.............................. 30
2.2.15 FAN (Fuser) / Belt Motor / High Voltage Power Supply Board /
Cover Open Switch / Image Drum Up/Down Sensor........................................ 31
2.2.16 Multipurpose Tray (MPT) Assy ......................................................................... 32
2.2.17 Feeder Unit / Board-RSF / Multipurpose Tray (MPT) Hopping Roller /
Multipurpose Tray (MPT) Frame Separator / Cover-Front ............................... 33
2.2.18 Main Motors / Solenoid / Paper-End Sensor .................................................... 34
2.2.19 Feed Roller ....................................................................................................... 36
2.2.20 Shaft Eject Assy (FU) / Shaft Eject Assy (FD) / Eject Sensor .......................... 37
2.2.21 Fuser Unit ......................................................................................................... 38
2.2.22 Belt Unit ............................................................................................................ 39
3. ADJUSTMENTS ............................................................................................. 40
3.0 System Maintenance Menu ........................................................................................... 40
3.1 Maintenance Modes and Their Functions ...................................................................... 41
3.1.1 Maintenance Menu ........................................................................................... 41
3.1.2 Engine Maintenance Mode............................................................................... 42
3.1.2.1 Operator panel .................................................................................. 42
3.1.2.2 Normal self-diagnostic mode (level 1) ............................................... 42
3.1.2.2.1 Entering self-diagnostic mode (level 1) ............................. 43
3.1.2.2.2 Exiting self-diagnostic mode ............................................. 43
3.1.2.3 Switch scan test ................................................................................ 43
3.1.2.4 Motor and clutch test ......................................................................... 46
3.1.2.5 Test printing ...................................................................................... 48
3.1.2.6 Consumable counter display ............................................................. 53
3.1.2.7 Consumable counter display - continuous ........................................ 53
3.1.2.8 Operator panel display ...................................................................... 54
3.1.3 Printing on Printer Equipped with Controller..................................................... 59
3.2 Adjustments after Parts Replacement ........................................................................... 60
3.2.1 Notes on Engine Controller Board Replacement ............................................. 60