vii Confidential
6.1.4 CIS Scanner Area Setting ....................................................................................6-2
6.1.5 Setting Which Allows the User to Select the Country...........................................6-2
6.2 IF YOU REPLACE THE ENGINE CONTROL BOARD PU.......................................6-4
6.3 ADJUSTMENT OF THE GUIDE B POSITION OF TOP FUSE COVER FU .............6-5
6.4 PERIODIC MAINTENANCE PROCEDURES............................................................6-6
6.4.1 Replacement of OPC Belt Cartridge ....................................................................6-6
6.4.2 Replacement of Fusing Unit...............................................................................6-10
6.4.3 Replacement of Transfer Roller ASSY PU (120K KIT) ...................................... 6-13
6.4.4 Replacement of Cleaning Roller PU (120K KIT) ................................................ 6-15
6.4.5 Replacement of Paper Feed Roller and Separator Pad (120K KIT) ..................6-17
6.4.6 Replacement of Transfer Unit PU (120K KIT)....................................................6-23
6.5 IF YOU REPLACE THE OPC BELT CARTRIDGE .................................................6-25
6.6 IF YOU REPLACE THE FUSING UNIT...................................................................6-26
CHAPTER 7 CLEANING
CHAPTER 8 MAINTENANCE MODE
8.1 MAINTENANCE MODE FOR THE MACHINE ..........................................................8-1
8.1.1 Entry into the Maintenance Mode.........................................................................8-1
8.1.2 List of Maintenance Mode Functions....................................................................8-2
8.1.3 User-access to the Maintenance Mode................................................................ 8-3
8.1.4 Detailed Descriptions of Maintenance Mode Functions .......................................8-4
8.1.4.1 EEPROM Parameter Initialization (Function mode 01/91)...........................8-4
8.1.4.2 Printout of Scanning Compensation Data (Function mode 05)....................8-5
8.1.4.3 Placement of CIS Unit in Position for Transportation (Function mode 06) .. 8-7
8.1.4.4 ADF Performance Test (Function mode 08)................................................ 8-7
8.1.4.5 Test Pattern 1 (Function mode 09) ..............................................................8-8
8.1.4.6 Firmware Switch Setting and Printout ..........................................................8-9
[1] Firmware switch setting (Function mode 10) ...................................................8-9
[2] Printout of firmware switch data (Function mode 11).....................................8-11
8.1.4.7 Operation Check of LCD (Function mode 12) ...........................................8-12
8.1.4.8 Operational Check of Control Panel PCB (Function mode 13)..................8-13
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