2-48
Confidential
■
Error code 71
Laser unit polygon motor error.
Error code 72
Beam detecting sensor (Black/Yellow) error of the laser unit.
Error code 73
Beam detecting sensor (Cyan/Magenta) error of the laser unit.
<User Check>
- Open the front and back covers and leave them for 30 minutes or more with the power ON.
After that, close the front and back covers and turn OFF and ON the power switch.
Print Unable 71
Turn the power off and then back on again.
Print Unable 72
Turn the power off and then back on again.
Print Unable 73
Turn the power off and then back on again.
Step
Cause
Remedy
1
Harness connection failure of
laser unit
Check the harness connections (at three
locations) of the laser unit and reconnect
them.
2
Laser unit failure
Replace the laser unit.
3
Engine PCB failure
Replace the engine PCB ASSY.
4
Main PCB failure
Replace the main PCB ASSY.
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 ...