MFC-8420/8820D/8820DN, DCP-8020/8025D/8025DN
SERVICE MANUAL
7-21
3.13
EEPROM Customizing (Maintenance mode 74)
< Function >
This function allows you to customize the EEPROM according to language, function
settings, and firmware switch settings. The customizing codes list is given in
Appendix 1
.
NOTE:
If you replace the main PCB, be sure to carry out this procedure.
< Operating Procedure >
(1) Press
the
7
and
4
keys in this order in the initial stage of the maintenance mode.
The current customizing code (e.g., 0302 in the case of MFC8820D CANADA version)
appears.
(2) Enter the desired customizing code (e.g., 9301 in the case of MFC8820D U.S.A.
version). The newly entered code appears.
NOTE:
The machine does not work properly when an incorrect code is entered.
(3) Press
the
Start
button.
The machine saves the setting and appears the “PARAMETER INIT” on the LCD.
The machine returns to the initial stage of the maintenance mode.
If you press the
Stop
button or no keys are pressed for one minute in the above
procedure, the machine stops the procedure and returns to the initial stage of the
maintenance mode.
Summary of Contents for DCP-8020
Page 264: ...CHAPTER 7 MAINTENANCE MODE 7 6 Fig 7 3 l m a b c d e f g h i j k ...
Page 335: ...APPENDIX 4 CIRCUIT DIAGRAMS A 50 Appendix 4 1 Main PCB Circuit Diagram 1 6 ...
Page 337: ...APPENDIX 4 CIRCUIT DIAGRAMS A 52 Appendix 4 3 Main PCB Circuit Diagram 3 6 ...
Page 339: ...APPENDIX 4 CIRCUIT DIAGRAMS A 54 Appendix 4 5 Main PCB Circuit Diagram 5 6 ...
Page 341: ...APPENDIX 4 CIRCUIT DIAGRAMS A 56 Appendix 4 7 Driver PCB Circuit Diagram ...
Page 343: ...APPENDIX 4 CIRCUIT DIAGRAMS A 58 Appendix 4 9 Engine PCB Circuit Diagram 2 2 ...
Page 345: ...APPENDIX 4 CIRCUIT DIAGRAMS A 60 Appendix 4 11 NCU PCB Circuit Diagram Europe ...
Page 347: ...APPENDIX 4 CIRCUIT DIAGRAMS A 62 Appendix 4 13 NCU PCB Circuit Diagram Oceania ...
