2-91
Confidential
■
Paper jam at the MP tray (Error code 8C)
<User Check>
- Check if the paper is loaded into the MP tray correctly.
- Turn back the paper loaded in the MP tray or change the orientation of the paper by 180°.
- Adjust the paper guide corresponding to the paper size.
- Check if too much paper is loaded in the tray.
- Check if the thickness of the paper is 60 to 163 g/m
2
.
■
Paper jam around the belt unit (Error code 88, etc.)
<User Check>
- Check if the belt unit is properly installed.
Step
Cause
Remedy
1
Foreign object around MP tray
Remove the foreign object.
2
MP paper feeding kit worn out
Replace the MP paper feeding kit.
3
MP registration front sensor
failure
Check the sensor performance following
the procedure described in
. If any problem occurs, replace the
MP paper empty/registration front sensor
PCB ASSY.
4
Engine PCB failure
Replace the engine PCB ASSY.
5
Main PCB failure
Replace the main PCB ASSY.
Step
Cause
Remedy
1
Registration rear actuator
malfunction
Re-assemble the registration rear
actuator.
2
Paper eject actuator
malfunction
Re-assemble the paper eject actuator.
3
Harness connection failure of
paper eject sensor PCB ASSY
Check the harness connection of the
paper eject sensor PCB ASSY and
reconnect it.
4
Harness connection failure of
drum drive motor
Check the harness connection of the
drum drive motor and reconnect it.
5
Paper eject sensor PCB failure
Replace the paper eject sensor PCB
ASSY.
6
Drum drive motor failure
Replace the drum drive motor.
7
Rotation failure of the heat roller
Replace the fuser unit.
8
Engine PCB failure
Replace the engine PCB ASSY.
9
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 ...