2-77
Confidential
■
Error code DE
When the center thermistor is higher than the idle temperature, it is detected that the side
thermistor temperature is lower than 60 °C.
■
Error code E0
Program error.
(An error occurred in the ROM checksum.)
■
Error code E1
Program error.
Print Unable DE
Turn the power off and then back on again.
Step
Cause
Remedy
1
Harness connection failure
between paper eject sensor PCB
ASSY and fuser unit
Check the harness connection between
the paper eject sensor PCB ASSY and
fuser unit, and reconnect it.
2
Side thermistor or center
thermistor failure
Replace the fuser unit.
3
Paper eject sensor PCB ASSY
failure
Replace the paper eject sensor PCB
ASSY.
4
Main PCB failure
Replace the main PCB ASSY.
Print Unable E0
Turn the power off and then back on again.
Step
Cause
Remedy
1
Firmware update failure
Upload the latest firmware.
2
Main PCB failure
Replace the main PCB ASSY.
Print Unable E1
Turn the power off and then back on again.
Step
Cause
Remedy
1
Firmware update failure
Upload the latest firmware.
2
Main PCB failure
Replace the main PCB ASSY.
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 ...