vi
Confidential
CHAPTER 5 SERVICE FUNCTIONS .................................................................................5-1
5.1 MAINTENANCE MODE................................................................................................5-1
5.1.1 How to Enter the End User-accessible Maintenance Mode.............................5-1
5.1.2 How to Enter the Maintenance Mode Exclusive to Service Personnel ............5-2
5.1.3 List of Maintenance-mode Functions...............................................................5-4
5.1.4 Detailed Description of Maintenance-mode Functions ....................................5-5
5.1.4.1 EEPROM Parameter Initialization (Function code 01, 91) .......................5-5
5.1.4.2 Creating of Head Calibration Data and Writing it into Flash ROM
(Function code 02)....................................................................................5-6
5.1.4.3 Printout of Scanning Compensation Data (Function code 05) .................5-9
5.1.4.4 ADF Performance Test (Function code 08)............................................5-11
5.1.4.5 Printout of Nozzle Test Pattern (Function code 09)................................5-12
5.1.4.6 Firmware Switch Setting and Printout (Function codes 10 and 11)
(User-accessible)....................................................................................5-14
5.1.4.7 Operational Check of LCD (Function code 12) (User-accessible)..........5-17
5.1.4.8 Operational Check of Control Panel PCB (Function code 13)................5-18
5.1.4.9 Updating of Firmware Using an External Memory (Function code 28)...5-19
5.1.4.10 Sensor Operational Check (Function code 32) ......................................5-20
5.1.4.11 Backup of Machine Information (Function code 46) (User-accessible)..5-22
5.1.4.12 Setting of Country/Language (Function code 52) (User-accessible)......5-24
5.1.4.13 Transfer of Received FAX Data and Log Information
(Function code 53) (User-accessible).....................................................5-25
5.1.4.14 Fine Adjustment of Scanning Position (Function code 54).....................5-28
5.1.4.15 Acquisition of White & Black Level Data and CIS Scanner Area Setting
(Function code 55)..................................................................................5-29
5.1.4.16 Updating of Paper Feeding Correction Value (Function code 58)..........5-30
5.1.4.17 Checking of CIS Travel (Function code 59)............................................5-37
5.1.4.18 Printout of PRN/JPEG Files in Memory Card (Function code 61)..........5-38
5.1.4.19 Travel Check of the Head/Carriage Unit and Initial Setup Mode
(Function code 63)..................................................................................5-40
5.1.4.20 Alignment of Vertical Print Lines in Monochrome (Function code 65)....5-41
5.1.4.21 Margin Adjustment in Borderless Printing (Function code 66)
(User-accessible)....................................................................................5-43
5.1.4.22 Updating of Head Property Data and Backup/Restoration of
Head Calibration Data (Function code 68).............................................5-46
5.1.4.23 Traveling Speed Check of Head/Carriage Unit (Function code 69) .......5-48
5.1.4.24 Cleaning of Leveler Roller (LR) ASSY (Function code 70).....................5-49
5.1.4.25 EEPROM Customizing (Function code 74) ............................................5-50