Confidential
3.4.3 Paper jam ........................................................................................................ 2-89
3.4.4 Dirt on paper.................................................................................................... 2-93
3.4.5 Wrinkles on paper............................................................................................ 2-93
3.5.1 Image defect examples ................................................................................... 2-94
3.5.2 Pitch indicated in roller image.......................................................................... 2-95
3.5.3 Troubleshooting image defect ......................................................................... 2-95
3.7.1 Cannot make a print through network connection (Error code ED, EE) .........2-111
3.8.1 The printer is not turned ON, or the LCD indication does not appear ........... 2-112
3.8.2 The fan does not work (Error code 2B, EC) .................................................. 2-112
3.8.3 The USB direct interface does not work (Error code CA, etc) ....................... 2-113
3.8.4 The room temperature is high or low............................................................. 2-113
3.8.5 Paper is not fed from the specified tray ......................................................... 2-113
CHAPTER 3 DISASSEMBLY AND ASSEMBLY
1. SAFETY PRECAUTIONS ..........................................................................3-1
6. OVERVIEW OF GEARS.............................................................................3-8
8. DISASSEMBLY FLOW.............................................................................3-21
9. DISASSEMBLY PROCEDURE ................................................................3-22
9.1 Paper Tray ................................................................................................................ 3-23
9.2 Paper Stopper........................................................................................................... 3-24
9.3 Back Cover/Back Cover Stopper Arm L/R................................................................ 3-25
9.4 Fuser Cover.............................................................................................................. 3-28
9.5 Fuser Unit ................................................................................................................. 3-30
9.6 Side Cover L/Access Cover...................................................................................... 3-33
9.7 Side Cover R ASSY.................................................................................................. 3-36
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 ...