3.5.2.1 Preparation for removing the fixing film unit........................................................................................................................... 3- 19

3.5.2.2 Removing the fixing film unit .................................................................................................................................................. 3- 19

3.5.3 Fixing Pressure Roller............................................................................................................................................3- 20

3.5.3.1 Preparation for removing the fixing pressure roller ................................................................................................................ 3- 20

3.5.3.2 Removing the fixing pressure roller ....................................................................................................................................... 3- 20

Chapter 4 MAINTENANCE AND INSPECTION

4.1 Periodically Replaced Parts ....................................................................................................................... 4- 1

4.1.1 Periodically Replaced Parts .....................................................................................................................................4- 1

4.2 Consumables ............................................................................................................................................. 4- 1

4.2.1 Life Expectancy of Consumable Parts .....................................................................................................................4- 1

4.3 Periodical Service....................................................................................................................................... 4- 1

4.3.1 Periodic Service .......................................................................................................................................................4- 1

4.4 Cleaning ..................................................................................................................................................... 4- 1

4.4.1 Cleaning During Service Visit ..................................................................................................................................4- 1

Chapter 5 TROUBLESHOOTING

5.1 MEASUREMENT AND ADJUSTMENT...................................................................................................... 5- 1

5.1.1 Test Print..................................................................................................................................................................5- 1

5.1.1.1 Test Print.................................................................................................................................................................................. 5- 1

5.1.1.2 Test Print.................................................................................................................................................................................. 5- 1

5.1.2 Mechanical Adjustment............................................................................................................................................5- 1

5.1.2.1 Checking the Nip Width (fixing pressure roller)........................................................................................................................ 5- 1

5.2 SERVICE TOOLS ...................................................................................................................................... 5- 2

5.2.1 Standard Tools.........................................................................................................................................................5- 2

5.2.2 Special Tools ...........................................................................................................................................................5- 2

5.3 ERROR CODE TABLE............................................................................................................................... 5- 2

5.3.1 Error Code ...............................................................................................................................................................5- 2

5.3.2 Error Code ...............................................................................................................................................................5- 3

5.3.3 A4-XX_ERROR........................................................................................................................................................5- 4

5.3.4 A5-XX_ERROR........................................................................................................................................................5- 4

5.3.5 A7-XX_ERROR........................................................................................................................................................5- 4

5.3.6 D7-XX_ERROR .......................................................................................................................................................5- 4

5.3.7 D8-XX_ERROR .......................................................................................................................................................5- 4

5.4 Version Up.................................................................................................................................................. 5- 5

5.4.1 Overview of Upgrading Work ...................................................................................................................................5- 5

5.4.2 Construction of Firmware.........................................................................................................................................5- 5

5.4.3 Outline of the Service Support Tool .........................................................................................................................5- 5

5.4.4 Registering the Firmware........................................................................................................................................5- 7

5.4.5 Making Connections ................................................................................................................................................5- 9

5.4.6 The down load procedure of the system................................................................................................................5- 10

5.5 Service Mode ........................................................................................................................................... 5- 13

5.5.1 PCL ........................................................................................................................................................................5- 13

5.5.1.1 Overview ................................................................................................................................................................................ 5- 13

5.5.1.2 Service Mode ......................................................................................................................................................................... 5- 13

Chapter 6 APPENDIX

6.1 OUTLINE OF ELECTRICAL COMPONENTS ............................................................................................ 6- 1

6.1.1 Clutch/Solenoid........................................................................................................................................................6- 1

6.1.1.1 Solenoid ................................................................................................................................................................................... 6- 1

6.1.2 Motor........................................................................................................................................................................6- 1

6.1.2.1 Motor........................................................................................................................................................................................ 6- 1

6.1.3 Fan...........................................................................................................................................................................6- 2

6.1.3.1 Fan........................................................................................................................................................................................... 6- 2

Table of Contents