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3.7 Adjustment of the Scanner Section ................................................................................... 3-39

3.7.1 CIS unit................................................................................................................... 3-39

3.7.2 CIS unit drive belt-1 ................................................................................................ 3-39

3.7.3 Scan motor (CIS unit drive belt-2) .......................................................................... 3-40

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 ......................................................................................... 5-18

5.1.9 Laser optical unit related service call ..................................................................... 5-18

5.1.10 Service call for others ............................................................................................. 5-19

5.1.11 Optional communication related service call .......................................................... 5-20

5.2 Troubleshooting for the Image........................................................................................... 5-21

5.3 Replacement of PC Boards ............................................................................................... 5-43

5.3.1 Replacing MAIN board ........................................................................................... 5-43

5.3.2 Replacing SRAM board .......................................................................................... 5-43

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 (e-STUDIO163/203 only) ................................. 6-8

6.3 Firmware Updating with Software Update Tool ................................................................. 6-12

6.3.1 General Description................................................................................................ 6-12

6.3.2 System Requirements ............................................................................................ 6-12

e-STUDIO163/166/203/206

CONTENTS

07/05