3-51
Confidential
3.
PAPER FEEDING PROBLEMS
Problems related to paper feeding are end user recoverable if following the User Check items.
If the same problem occurs again, follow each procedure in the order of the number described
in the Step column in the tables below.
3.1 No Feeding
<
User Check
>
- Check if the paper is loaded into the paper tray correctly.
- Turn over the stack of paper in the paper tray, or try rotating the paper 180° in the paper tray.
- Check if the thickness of the paper is 75 to 105g/m
2
.
Fig. 3-7
Step
Cause
Check
Result
Remedy
1
Paper pick-up roller
worn out
Is the paper pick-up
roller worn out?
Yes
Replace the roller
holder ASSY.
2
Plate gear damaged
Is the plate gear damaged?
Yes
Replace the paper tray.
3
Registration front
actuator
malfunction
Does the registration
front actuator move
smoothly?
No
Re-assemble the
registration front
actuator.
4
Disconnection of
the pick-up
solenoid harness
Is the harness of the
pick-up solenoid
disconnected?
Yes
Reconnect the harness
of the pick-up solenoid.
5
Registration front/
rear sensor PCB
failure
Is the problem solved
by replacing the
registration front/rear
sensor PCB ASSY?
Yes
Replace the
registration front/rear
sensor PCB ASSY.
6
Pick-up solenoid
failure
Does the pick-up
solenoid move correctly?
No
Replace the pick-up
solenoid.
7
Paper feed motor
failure
Is the problem solved
by replacing the paper
feed motor ASSY?
Yes
Replace the paper feed
motor ASSY.
8
Engine PCB failure
Is the problem solved
by replacing the engine
PCB ASSY?
Yes
Replace the engine
PCB ASSY.
Engine PCB
Paper feed motor
Registration front/
rear sensor PCB
Pick-up solenoid
Plate gear
Roller holder ASSY
Registration front actuator
Содержание HL-3040CN
Страница 10: ...Confidential CHAPTER 1 SPECIFICATIONS ...
Страница 33: ...Confidential CHAPTER 2 THEORY OF OPERATION ...
Страница 61: ...2 27 Confidential Fig 2 27 Fuser center thermistor Fuser side thermistor Fuser unit Front ...
Страница 63: ...Confidential CHAPTER 3 ERROR INDICATION AND TROUBLESHOOTING ...
Страница 149: ...Confidential CHAPTER 4 PERIODICAL MAINTENANCE ...
Страница 171: ...Confidential CHAPTER 5 DISASSEMBLY AND ASSEMBLY ...
Страница 217: ...5 43 Confidential 8 8 Side Cover L ASSY Access Cover 1 Open the Top cover unit Fig 5 26 Top cover unit ...
Страница 336: ...Confidential CHAPTER 6 ADJUSTMENTS AND UPDATING OF SETTINGS REQUIRED AFTER PARTS REPLACEMENT ...
Страница 342: ...6 5 Confidential 10 Alert warning message appears click Continue Anyway to proceed ...
Страница 352: ...Confidential CHAPTER 7 SERVICE FUNCTIONS ...
Страница 375: ...7 21 Confidential Color registration adjustment chart Fig 7 7 ...
Страница 379: ...7 25 Confidential LED test pattern M68_L Fig 7 9 ...
Страница 381: ...7 27 Confidential Fig 7 10 ...
Страница 383: ...7 29 Confidential Color test pattern Fig 7 11 MCYK Y C M K YCMK_ _A ...
Страница 408: ...Confidential CHAPTER 8 CIRCUIT DIAGRAMS WIRING DIAGRAM ...
Страница 410: ...8 1 Confidential 1 CIRCUIT DIAGRAMS High voltage Power Supply PCB Circuit Diagram SYS HITEK SPH 8N35 1 3 ...
Страница 411: ...8 2 Confidential High voltage Power Supply PCB Circuit Diagram SYS HITEK SPH 8N35 2 3 ...
Страница 412: ...8 3 Confidential High voltage Power Supply PCB Circuit Diagram SYS HITEK SPH 8N35 3 3 ...
Страница 413: ...8 4 Confidential High voltage Power Supply PCB Circuit Diagram MURATA MPH3316 1 3 ...
Страница 414: ...8 5 Confidential High voltage Power Supply PCB Circuit Diagram MURATA MPH3316 2 3 ...
Страница 415: ...8 6 Confidential High voltage Power Supply PCB Circuit Diagram MURATA MPH3316 3 3 ...
Страница 416: ...8 7 Confidential Low voltage Power Supply PCB Circuit Diagram 100V ...
Страница 417: ...8 8 Confidential Low voltage Power Supply PCB Circuit Diagram 200V ...
Страница 418: ...8 9 Confidential 2 WIRING DIAGRAM Wiring Diagram 1 2 ...
Страница 419: ...8 10 Confidential Wiring Diagram 2 2 ...
Страница 429: ...Confidential APPENDIX 3 SERIAL NUMBERING SYSTEM ...
Страница 431: ...App 3 2 Confidential Serial number of the LED ASSY Print position Fig App 3 4 Serial number ...
Страница 432: ...Confidential APPENDIX 4 SCREW CATALOGUE ...
Страница 434: ...Confidential APPENDIX 5 REFERENCES ...
Страница 436: ...Confidential APPENDIX 6 GLOSSARY ...