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4-6
Confidential
1.5 Sensitivity Adjustment of Density Sensor
(Maintenance Mode: Code 72)
Make sensitivity adjustments of the density sensor in accordance with
adjustment of density sensor” in Chapter 5
1.6 Performing the Developing Bias Voltage Correction
(Maintenance Mode: Code 83)
Perform developing bias voltage correction in accordance with
voltage correction” in Chapter 5
1.7 Performing the Adjustment of Inter-color Position
Alignment (Maintenance Mode: Code 66)
Perform adjustment of color registration in accordance with
2.
IF YOU REPLACE THE REGISTRATION
MARK SENSOR HOLDER ASSY
■
What to do when replacing the laser unit
- Sensitivity adjustment of density sensor (Maintenance mode: code 72)
- Performing the developing bias voltage correction (Maintenance mode: code 83)
- Performing the adjustment of inter-color position alignment (Maintenance mode: code 66)
2.1 Sensitivity Adjustment of Density Sensor
(Maintenance Mode: Code 72)
Make sensitivity adjustments of the density sensor in accordance with
adjustment of density sensor” in Chapter 5
2.2 Performing the Developing Bias Voltage Correction
(Maintenance Mode: Code 83)
Perform developing bias voltage correction in accordance with
voltage correction” in Chapter 5
2.3 Performing the Adjustment of Inter-color Position
Alignment (Maintenance Mode: Code 66)
Perform adjustment of inter-color position alignment in accordance with
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 ...