Toshiba e-STUDIO203 Service Handbook page 8

3.8 Adjustment of the Paper Feeding System ......................................................................... 3-41
3.8.1 Sheet sideways deviation caused by paper feeding .............................................. 3-41
3.9 Adjustment of Developer Unit ............................................................................................ 3-42
3.9.1 Doctor-to-sleeve gap .............................................................................................. 3-42
3.10 Adjustment of the ADF (MR-2017) .................................................................................... 3-45
3.10.1 Adjustment of ADF Position ................................................................................... 3-45
3.10.2 Adjustment of ADF Height ...................................................................................... 3-50
3.10.3 Adjustment of Skew................................................................................................ 3-52
3.10.4 Adjustment of the Leading Edge Position .............................................................. 3-54
3.10.5 Adjustment of Horizontal Position .......................................................................... 3-55
3.10.6 Adjustment of Copy Ratio....................................................................................... 3-56
3.10.7 Adjustment of ADF Opening/Closing Sensor ......................................................... 3-57
4. PREVENTIVE MAINTENANCE (PM)............................................................................ 4-1
4.1 General Descriptions for PM Procedure .............................................................................. 4-1
4.2 Operational Items in Overhauling ........................................................................................ 4-2
4.3 Preventive Maintenance Checklist....................................................................................... 4-3
4.4 PM KIT............................................................................................................................... 4-12
4.5 Jig List ............................................................................................................................... 4-13
4.6 Grease List ........................................................................................................................ 4-14
4.7 Precautions for Storing and Handling Supplies ................................................................. 4-15
4.7.1 Precautions for storing TOSHIBA supplies ............................................................ 4-15
4.7.2 Checking and cleaning of photoconductive drum................................................... 4-16
4.7.3 Checking and cleaning of drum cleaning blade...................................................... 4-17
4.7.4 Checking and cleaning of fuser roller and pressure roller ...................................... 4-17
5. TROUBLESHOOTING .................................................................................................. 5-1
5.1 Diagnosis and Prescription for Each Error Code ................................................................. 5-1
5.1.1 Paper transport jam .................................................................................................. 5-1
5.1.2 Paper misfeeding ..................................................................................................... 5-4
5.1.3 Cover open jam ........................................................................................................ 5-7
5.1.4 Transport jam (ADF)............................................................................................... 5-10
5.1.5 Drive system related service call ............................................................................ 5-13
5.1.6 Scanning system related service call ..................................................................... 5-14
5.1.7 Fuser unit related service call................................................................................. 5-15
5.1.8 ADF related service call ......................................................................................... 5-17
5.1.9 Laser optical unit related service call ..................................................................... 5-17
5.1.10 Service call for others ............................................................................................. 5-18
5.2 Troubleshooting for the Image........................................................................................... 5-19
5.3 Replacement of PC Boards ............................................................................................... 5-41
5.3.1 Replacing MAIN board ........................................................................................... 5-41
5.3.2 Replacing SRAM board .......................................................................................... 5-41
6. FIRMWARE UPDATING ............................................................................................... 6-1
6.1 Firmware Updating with Download Jig ................................................................................ 6-1
6.1.1 PWA-DWNLD-350-JIG ............................................................................................. 6-3
6.1.2 Writing the data to the download jig (PWA-DWNLD-350-JIG) ................................. 6-6
6.1.3 K-PWA-DLM-320...................................................................................................... 6-7
6.2 Firmware Updating with TOSHIBA Viewer .......................................................................... 6-8
7. POWER SUPPLY UNIT ................................................................................................ 7-1
7.1 Output Channel ................................................................................................................... 7-1
7.2 Fuse..................................................................................................................................... 7-2
7.3 Configuration of Power Supply Unit..................................................................................... 7-3
e-STUDIO163/203 CONTENTS
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December 2005 © TOSHIBA TEC