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5-2
Confidential
1.3 List of Maintenance-mode Functions
*The functions shaded in the table above are user-accessible.
Function code
Function
Refer to:
01
EEPROM parameter initialization
09
Monochrome image quality test pattern
10
Worker switch (WSW) setting
11
Printout of worker switch (WSW) data
12
Operational check of LCD
13
Operational check of control panel button
25
Software version check
28
“One Push Demo” setting
32
Operational check of sensors
33
LAN connection status display
40
Printout of EEPROM log
45
Not-disclosed-to-users functions
66
Adjustment of inter-color position alignment
67
Continuous print test
68
Laser unit test pattern print
69
Frame pattern print (One-sided)
70
Frame pattern print (Two-sided)
71
Color test pattern
72
Sensitivity adjustment of density sensor
74
Setting by country
75
Sensitivity adjustment of registration mark sensor
and check of belt unit surface
77
Printout of maintenance information
78
Operational check of fans
80
Display of machine history (log)
82
Error code indication
83
Developing bias voltage correction
91
EEPROM parameter initialization
99
Exit from the maintenance mode
Summary of Contents for HL-4140CN
Page 19: ...Confidential CHAPTER 1 SPECIFICATIONS ...
Page 29: ...Confidential CHAPTER 2 ERROR INDICATION AND TROUBLESHOOTING ...
Page 145: ...Confidential CHAPTER 3 DISASSEMBLY AND ASSEMBLY ...
Page 169: ...3 21 Confidential 8 DISASSEMBLY FLOW Disassembly Re Assembly second ...
Page 296: ...Confidential CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Page 311: ...Confidential CHAPTER 5 SERVICE FUNCTIONS ...
Page 336: ...5 23 Confidential Inter color position alignment adjustment chart Fig 5 8 ...
Page 343: ...5 30 Confidential Fig 5 11 ...
Page 345: ...5 32 Confidential Fig 5 12 First side Second side ...
Page 347: ...5 34 Confidential Color test pattern Fig 5 13 MCYK Y C K M YCMK_ _A ...
Page 354: ...5 41 Confidential Maintenance information Fig 5 14 ...
Page 382: ...Confidential CHAPTER 6 CIRCUIT DIAGRAMS WIRING DIAGRAM ...
Page 384: ...6 1 Confidential 1 CIRCUIT DIAGRAMS High voltage Power Supply PCB Circuit Diagram 1 3 ...
Page 385: ...6 2 Confidential High voltage Power Supply PCB Circuit Diagram 2 3 ...
Page 386: ...6 3 Confidential High voltage Power Supply PCB Circuit Diagram 3 3 ...
Page 387: ...6 4 Confidential Low voltage Power Supply PCB Circuit Diagram 100V ...
Page 388: ...6 5 Confidential Low voltage Power Supply PCB Circuit Diagram 200V ...
Page 389: ...6 6 Confidential 2 WIRING DIAGRAM Wiring Diagram ...
Page 390: ...Confidential CHAPTER 7 PERIODICAL MAINTENANCE ...
Page 424: ...Confidential APPENDIX 1 SERIAL NUMBERING SYSTEM ...
Page 428: ...Confidential APPENDIX 3 INSTALLING THE MAINTENANCE DRIVER ...
Page 432: ...App 3 4 Confidential 10 Alert warning message appears click Continue Anyway to proceed ...