CHAPTER 6 TROUBLESHOOTING
6-16
3.4
Paper Feeding Problems
Even if the paper is printed and ejected without any problems such as paper jams, paper
feeding problems below may appear.
Users can clear these problems by following the ‘User Check’ items for each problem. Even if
the same problem occurs again, follow the procedures in the table below.
F-1 Double
feeding
User Check
Check the paper used meets the recommended paper specifications.
Possible cause
Step
Check
Result
Remedy
Separation pad
1
Is the surface of the separation
pad worn out?
Yes
Replace the separation pad.
F-2
Wrinkles or creases
User Check
(1) Check that paper is loaded into the paper tray correctly.
(2) Check the paper used meets the recommended paper specifications.
(3) Try printing using the straight-through output path.
(4) Turn over the stack of paper in the cassette or try rotating the paper 180° in the cassette.
Possible cause
Step
Check
Result
Remedy
Paper
1
Is the problem solved if new
paper is used?
Yes
Instruct the user how to store
paper so that it does not
absorb moisture.
Fixing unit
entrance guide
2
Is the entrance guide dirty?
Yes
Clean the entrance guide.
Fixing unit
3
Is the pressure roller dirty?
Yes
Clean the pressure roller.
No
Replace the fixing unit.
F-3 Page
skew
User Check
(1) Check that the paper or other media is loaded into the paper tray correctly and that the paper
guides are not too tight or too loose against the paper stack.
(2) If using the manual feed tray, check how to load paper into the manual feed tray correctly.
(3) The paper tray may be too full. Load paper below 27mm in depth.
(4) Check the paper used meets the recommended paper specifications.
Содержание MFC-8220
Страница 60: ...MFC 8220 SERVICE MANUAL 3 5 1 3 4 ROM Fig 3 6 ...
Страница 150: ...CHAPTER 4 DISASSEMBLY AND RE ASSEMBLY 4 72 EM4 EM4 EM4 Molykote EM D110 4 mm dia ball Eject roller ASSY ...
Страница 170: ...MFC 8220 SERVICE MANUAL 5 17 9 Insert the power cord to the machine Fig 5 26 Power cord Machine ...
Страница 244: ...CHAPTER 7 MAINTENANCE MODE 7 6 Fig 7 2 a b c d e f g h i j ...
Страница 312: ...APPENDIX 4 CIRCUIT DIAGRAM A 48 Appendix 4 1 Main PCB Circuit Diagram 1 6 ...
Страница 313: ...MFC 8220 SERVICE MANUAL A 49 Appendix 4 2 Main PCB Circuit Diagram 2 6 ...
Страница 314: ...APPENDIX 4 CIRCUIT DIAGRAM A 50 Appendix 4 3 Main PCB Circuit Diagram 3 6 ...
Страница 315: ...MFC 8220 SERVICE MANUAL A 51 Appendix 4 4 Main PCB Circuit Diagram 4 6 ...
Страница 316: ...APPENDIX 4 CIRCUIT DIAGRAM A 52 Appendix 4 5 Main PCB Circuit Diagram 5 6 ...
Страница 317: ...MFC 8220 SERVICE MANUAL A 53 Appendix 4 6 Main PCB Circuit Diagram 6 6 ...
Страница 318: ...APPENDIX 4 CIRCUIT DIAGRAM A 54 Appendix 4 7 Engine PCB Circuit Diagram 1 2 ...
Страница 319: ...MFC 8220 SERVICE MANUAL A 55 Appendix 4 8 Engine PCB Circuit Diagram 2 2 ...
Страница 320: ...APPENDIX 4 CIRCUIT DIAGRAM A 56 Appendix 4 9 NCU PCB Circuit Diagram Europe ...
Страница 321: ...MFC 8220 SERVICE MANUAL A 57 Appendix 4 10 NCU PCB Circuit Diagram U S A ...
Страница 322: ...APPENDIX 4 CIRCUIT DIAGRAM A 58 Appendix 4 11 Control Panel PCB Circuit Diagram ...
Страница 323: ...MFC 8220 SERVICE MANUAL A 59 Appendix 4 12 Low voltage Power Supply PCB Circuit Diagram ...
Страница 324: ...APPENDIX 4 CIRCUIT DIAGRAM A 60 Appendix 4 13 High voltage Power Supply PCB Circuit Diagram 100V ...
Страница 325: ...MFC 8220 SERVICE MANUAL A 61 Appendix 4 14 High voltage Power Supply PCB Circuit Diagram 200V ...
Страница 326: ...APPENDIX 4 CIRCUIT DIAGRAM A 62 Appendix 4 15 Back Light PCB Circuit Diagram ...
Страница 328: ...February 04 SM FAX026 6 8X5913 Printed in Japan ...