![background image](http://html.mh-extra.com/html/brother/mfc-j6920dw/mfc-j6920dw_service-manual_17375010.webp)
Confidential
How to Enter the Maintenance Mode Exclusive to Service Personnel ......... 5-1
How to Enter the End User-accessible Maintenance Mode.......................... 5-3
Detailed Description of Maintenance-mode Functions .......................................... 5-5
EEPROM Parameter Initialization (Maintenance mode 01, 91) .................... 5-5
ADF Performance Test (Maintenance mode 08) ........................................ 5-12
Printout of Test Pattern (Maintenance mode 09) ........................................ 5-13
Worker Switch Setting and Printout (Maintenance modes 10 and 11)........ 5-14
Operational Check of LCD (Maintenance mode 12) ................................... 5-17
Operational Check of Keys on Control Panel (Maintenance mode 13)....... 5-19
1.3.10 Updating of Firmware Using an External Memory
1.3.11 Sensor Operational Check (Maintenance mode 32) ................................... 5-22
1.3.13 Backup of Machine Information (Maintenance mode 46)............................ 5-25
1.3.14 Setting of Country/Language (Maintenance mode 52) ............................... 5-27
1.3.15 Transfer of Received FAX Data and/or Equipment's Log
1.3.16 Fine Adjustment of Scanning Position (Maintenance mode 54) ................. 5-30
1.3.17 Acquisition of White/Black Level Data and CIS Scanner Area Setting
1.3.18 Cartridge IC Communication Check (Maintenance mode 57)..................... 5-32
1.3.19 Updating of Paper Feeding Correction Values (Maintenance mode 58)..... 5-33
1.3.20 Checking of CIS Travel and Specifying of CIS Type
1.3.21 Printout of PRN/JPEG Files in Memory Card (Maintenance mode 61)....... 5-39
1.3.22 Move of the Head/Carriage Unit to the Adjustment Position
1.3.23 Adjustment of Vertical Print Lines/Software Correction for Inclination/
Corrugation/Ruled Lines (Maintenance mode 65) ...................................... 5-41
1.3.24 Margin Adjustment in Borderless Printing (Maintenance mode 66) ............ 5-43
Summary of Contents for MFC-J6920DW
Page 123: ...3 3 Confidential 2 PACKING ...
Page 146: ...3 26 Confidential 3 Set the protective part Protective part ...
Page 308: ...5 37 Confidential pfadj2 Pattern ...
Page 315: ...5 44 Confidential Margin Check Pattern ...
Page 362: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...