Confidential
CHAPTER 4
ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT
This chapter describes adjustments and updating of settings, which are required if the main PCB ASSY
and some other parts have been replaced. This chapter also covers how to update the firmware.
CONTENTS
1. IF YOU REPLACE THE MAIN PCB ASSY ................................................4-1
1.1.1 Checking firmware version ................................................................................ 4-2
1.1.2 Rewriting the firmware using computer ............................................................. 4-2
1.1.3 Rewriting the firmware using USB flash memory .............................................. 4-3
1.2 Initialization of EEPROM of Main PCB ASSY (Maintenance Mode: Code 01) ........... 4-4
1.3 Setting by Country (Maintenance Mode: Code 74) .................................................... 4-4
1.4 Setting the Serial Number .......................................................................................... 4-4
1.5 Sensitivity Adjustment of Density Sensor (Maintenance Mode: Code 72).................. 4-6
1.6 Performing the Developing Bias Voltage Correction (Maintenance Mode: Code 83) . 4-6
1.7 Performing the Adjustment of Inter-color Position Alignment
2. IF YOU REPLACE THE REGISTRATION MARK SENSOR
3. IF YOU REPLACE THE HIGH-VOLTAGE POWER SUPPLY PCB ASSY4-7
4. IF YOU REPLACE THE LASER UNIT .......................................................4-8
Содержание HL-4140CN
Страница 19: ...Confidential CHAPTER 1 SPECIFICATIONS ...
Страница 29: ...Confidential CHAPTER 2 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 145: ...Confidential CHAPTER 3 DISASSEMBLY AND ASSEMBLY ...
Страница 155: ...3 7 Confidential PG1 5 MOLYKOTE PG 661 W 1 5 mm dia ball PG1 5 PG1 5 Front cover arm L Front cover arm R Front cover ...
Страница 169: ...3 21 Confidential 8 DISASSEMBLY FLOW Disassembly Re Assembly second ...
Страница 236: ...3 88 Confidential 3 Remove the Filter ASSY from the Eject duct Fig 3 111 Eject duct Filter ASSY ...
Страница 274: ...3 126 Confidential 3 Disconnect the Connector from the Waste toner sensor Fig 3 174 Waste toner sensor Connector ...
Страница 296: ...Confidential CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 311: ...Confidential CHAPTER 5 SERVICE FUNCTIONS ...
Страница 336: ...5 23 Confidential Inter color position alignment adjustment chart Fig 5 8 ...
Страница 343: ...5 30 Confidential Fig 5 11 ...
Страница 345: ...5 32 Confidential Fig 5 12 First side Second side ...
Страница 347: ...5 34 Confidential Color test pattern Fig 5 13 MCYK Y C K M YCMK_ _A ...
Страница 354: ...5 41 Confidential Maintenance information Fig 5 14 ...
Страница 382: ...Confidential CHAPTER 6 CIRCUIT DIAGRAMS WIRING DIAGRAM ...
Страница 384: ...6 1 Confidential 1 CIRCUIT DIAGRAMS High voltage Power Supply PCB Circuit Diagram 1 3 ...
Страница 385: ...6 2 Confidential High voltage Power Supply PCB Circuit Diagram 2 3 ...
Страница 386: ...6 3 Confidential High voltage Power Supply PCB Circuit Diagram 3 3 ...
Страница 387: ...6 4 Confidential Low voltage Power Supply PCB Circuit Diagram 100V ...
Страница 388: ...6 5 Confidential Low voltage Power Supply PCB Circuit Diagram 200V ...
Страница 389: ...6 6 Confidential 2 WIRING DIAGRAM Wiring Diagram ...
Страница 390: ...Confidential CHAPTER 7 PERIODICAL MAINTENANCE ...
Страница 424: ...Confidential APPENDIX 1 SERIAL NUMBERING SYSTEM ...
Страница 428: ...Confidential APPENDIX 3 INSTALLING THE MAINTENANCE DRIVER ...
Страница 432: ...App 3 4 Confidential 10 Alert warning message appears click Continue Anyway to proceed ...