Confidential
7.1 Installing the Panel Firmware ................................................................................... 4-13
7.1.1 Checking firmware version .............................................................................. 4-13
7.1.2 Installing the firmware using USB flash memory
(USB direct interface model only) .................................................................... 4-13
7.1.3 Installing the firmware using computer ............................................................ 4-14
7.2 Adjustment of Touch Panel (Function code 61) ........................................................ 4-14
7.3 Operation Check of LCD (Function code 12) ........................................................... 4-14
7.4 Operation Check of Control Panel Key (Function code 13)...................................... 4-14
8. IF YOU REPLACE THE FUSER UNIT/PF KIT 1......................................4-15
8.1 Counter Reset after Fuser Unit/PF Kit 1 Replacement (Function code 88).............. 4-15
CHAPTER 5 SERVICE FUNCTIONS
1. MAINTENANCE MODE..............................................................................5-1
1.1 How to Enter the Maintenance Mode ......................................................................... 5-1
1.2 How to Enter the End User-accessible Maintenance Mode ....................................... 5-2
1.3 List of Maintenance-mode Functions.......................................................................... 5-3
1.4 Detailed Description of Maintenance-mode Functions ............................................... 5-5
1.4.1 EEPROM parameter initialization (Function code 01, 91) ................................. 5-5
1.4.2 Printout of scanning compensation data (Function code 05)............................. 5-6
1.4.3 Placement of CIS unit in position for transportation (Function code 06).......... 5-11
1.4.4 ADF performance test (Function code 08) ...................................................... 5-11
1.4.5 Monochrome image quality test pattern (Function code 09)............................ 5-12
1.4.6 Worker switch (WSW) setting and printout (Function code 10, 11) ................. 5-13
1.4.7 Operational check of LCD (Function code 12) ................................................ 5-17
1.4.8 Operational check of control panel key (Function code 13)............................. 5-18
1.4.9 Software version check (Function code 25)..................................................... 5-19
1.4.10 Operational check of sensors (Function code 32) .........................................5-20
1.4.11 LAN connection status display (Function code 33)........................................ 5-22
1.4.12 Backup of machine information (Function code 41) ...................................... 5-23
1.4.13 PC print function setting (Function code 43) ................................................. 5-25
1.4.14 Changing return value of USB No./Switching Dither Pattern/
Switching of ON/OFF of DirectPrint Color mode-Improve Gray Color/
Switching of timing to execute Auto Registration/
Adjusting left-end print start position on second side in duplex printing
(2-sided printing model only) (Function code 45) .......................................... 5-29
1.4.15 Set country/language (Function code 52)...................................................... 5-32
1.4.16 Transfer of received fax data and log information (Function code 53) .......... 5-33
1.4.17 Fine adjustment of scan positions (Function code 54) .................................. 5-35