Table Of Contents - Toshiba e-STUDIO 2555C Service Manual

6.6 Scanner........................................................................................................................... 6-79
6.6.1 Adjustment carriages-1 positions..................................................................... 6-79
6.6.2 Position Adjustment Of Ccd Lens Unit .............................................................. 6-80
6.6.3 Belt tension adjustment of the Scan motor ...................................................... 6-80
6.7 Writing Section ................................................................................................................ 6-81
6.7.1 Image Adjustment in the Writing Section ......................................................... 6-81
6.8 Paper Feeding System.................................................................................................... 6-82
6.8.1 Adjusting the clearance of the paper and side guides ..................................... 6-82
6.9 Process Unit Related Section ......................................................................................... 6-83
6.9.1 High-Voltage Transformer Setting ................................................................... 6-83
6.10 Developer Unit ................................................................................................................ 6-84
6.10.1 Adjustment Of The Auto-Toner Sensor ............................................................. 6-84
6.10.2 Adjustment of the doctor-to-sleeve gap ........................................................... 6-84
6.11 Image Quality Control ..................................................................................................... 6-86
6.11.1 Performing Image Quality Control ................................................................... 6-86
6.12 Fuser Unit........................................................................................................................ 6-86
6.12.1 Adjustment of the Separation Guide Gap ........................................................ 6-86
7. PREVENTIVE MAINTENANCE (PM)............................................................................ 7-1
7.1 General Description .......................................................................................................... 7-1
7.2 PM Display ........................................................................................................................ 7-1
7.2.1 General Description ........................................................................................... 7-1
7.2.2 PM Display Conditions....................................................................................... 7-1
7.2.3 Pm Display Contents ......................................................................................... 7-3
7.2.4 Counter Clearing................................................................................................ 7-4
7.3 General Descriptions For Pm Procedure ........................................................................... 7-5
7.4 Pm Support Mode ............................................................................................................. 7-6
7.4.1 General Description ........................................................................................... 7-6
7.4.2 Operational flow................................................................................................. 7-6
7.4.3 Operational Screen ............................................................................................ 7-7
7.4.4 Access Tree ...................................................................................................... 7-10
7.5 Work Flow Of Parts Replacement....................................................................................... 7-12
7.6 Preventive Maintenance Checklist .................................................................................. 7-13
7.6.1 Scanner ........................................................................................................... 7-14
7.6.2 Led Unit ........................................................................................................... 7-15
7.6.3 Feed Unit.......................................................................................................... 7-16
7.6.4 Automatic Duplexing Unit.................................................................................. 7-17
7.6.5 Bypass Feed Unit .............................................................................................. 7-18
7.6.6 Main Charger.................................................................................................... 7-19
7.6.7 Cleaner Unit ..................................................................................................... 7-20
7.6.8 Developer Unit (K, Y, M, And C) ....................................................................... 7-23
7.6.9 Transfer Belt Unit / Transfer Belt Cleaning Unit ................................................. 7-27
7.6.10 Image Quality Control Unit................................................................................. 7-29
7.6.11 2nd transfer roller unit...................................................................................... 7-30
7.6.12 Fuser Unit......................................................................................................... 7-31
7.6.13 Paper Exit Section / Reverse Section ............................................................... 7-32
7.6.14 Radf (Mr-3025) ............................................................................................. 7-33
7.6.15 Pfp (Kd-1032) ................................................................................................ 7-34
7.6.16 Lcf (Kd-1031) ................................................................................................ 7-35
7.7 Storage Of Supplies And Replacement Parts .................................................................. 7-36
7.8 PM KIT ............................................................................................................................ 7-37
7.9 Maintenance Part List .................................................................................................... 7-38
7.10 Grease List...................................................................................................................... 7-40
7.11 Machine Refreshing Checklist......................................................................................... 7-41
8. ERROR CODE AND TROUBLESHOOTING ................................................................ 8-1
8.1 General Descriptions......................................................................................................... 8-1
8.1.1 If a problem continues even after performing all troubleshooting. ..................... 8-1
8.1.2 Collection Of Debug Logs With A Usb Device ...................................................... 8-2
e-STUDIO2555C/3055C/3555C/4555C/5055C
CONTENTS
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