Brother HL-4040CN Service Manual page 9

1.4.18 Error Code Indication (Function code 82)............................................................ 5-25
1.4.19 Developing Bias Voltage Correction (Function code 83)..................................... 5-25
1.4.20 Exit from the Maintenance Mode (Function code 99).......................................... 5-25
2. OTHER SERVICE FUNCTIONS ...............................................................................5-26
2.1 Hidden Function Menus Enabled by Pressing Button(s) When Turning the
Machine On...................................................................................................................... 5-26
2.2 Develop Roller Counter Reset Function .......................................................................... 5-28
2.3 Printout of Printer Settings ............................................................................................... 5-29
2.4 How to Recover from Errors of the Fuser Unit................................................................. 5-34
2.5 How to Clear and Delete the Password for "Setting Lock" .............................................. 5-34
CHAPTER 6 CIRCUIT DIAGRAMS, WIRING DIAGRAM........................ 6-1
APPENDIX 1 WORKER SWITCH (WSW) ....................................... App.1-1
APPENDIX 2 DELETION OF PERSONAL INFORMATION ............ App.2-1
APPENDIX 3 SERIAL NUMBERING SYSTEM ............................... App.3-1
APPENDIX 4
SCREW CATALOGUE
APPENDIX 5 REFERENCES ........................................................... App.5-1
.................................................. App.4-1
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