Confidential
9.47 MP Sector Solenoid.............................................................................................. 3-117
9.48 T1 Paper Edge Sensor PCB ASSY/T1 Paper Edge Actuator/
9.49 Cleaner Drive Gear 15.......................................................................................... 3-121
9.50 High-voltage Power Supply PCB ASSY ............................................................... 3-122
9.51 Waste Toner Sensor ............................................................................................. 3-125
9.52 Air Duct Cover/Blower .......................................................................................... 3-127
10. DISASSEMBLY PROCEDURE (LT-300CL) .........................................3-129
10.1 T2 Paper Tray Unit ............................................................................................... 3-129
10.2 T2 Separation Roller ASSY/T2 Paper Feed Roller ASSY 1 ................................. 3-131
10.3 T2 Cover Rear ...................................................................................................... 3-133
10.4 T2 Cover Left ........................................................................................................ 3-134
10.5 T2 Cover Right ..................................................................................................... 3-135
10.6 T2 Relay PCB ASSY ............................................................................................ 3-136
10.7 T2 Solenoid ASSY................................................................................................ 3-137
10.8 Collar 6 ................................................................................................................. 3-138
10.9 T2 Paper Feed Frame Unit................................................................................... 3-139
CHAPTER 4 ADJUSTMENTS AND UPDATING OF SETTINGS,
REQUIRED AFTER PARTS REPLACEMENT
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
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 ...