6.Troubleshooting
240
Problem
Cause
Details
Solution
Offset image.
Image peels
because toner
not fused to
paper.
Printing on thick paper in
Plain Paper mode.
-
Check conditions in the
paper path.
Problem at Regular Intervals
Image problems may appear at regular intervals that depend on the circumference of certain
components
The following diagram shows the possible symptoms (black or white dots at regular intervals).
Defective parts
Interval
Target parts
OPC drum
76 mm
AIO cartridge
Development roller
27 mm
Toner supply roller
23.5 mm
Charge roller
30 mm
Image transfer drive roller
61 mm
Image transfer unit
Image transfer roller
25 mm
Paper transfer roller
57 mm
Paper transfer roller
Fusing sleeve belt
78 mm
Fusing unit
Pressure roller
78 mm
Registration roller
38 mm
Transfer unit
Use a chart like the following to identify target parts.
Содержание M C250FW
Страница 2: ......
Страница 8: ......
Страница 12: ......
Страница 34: ...3 Preventive Maintenance 22 to remove any remaining moisture ...
Страница 45: ...4 Replacement and Adjustment 33 6 Release the belt A and then remove the front cover unit B ...
Страница 103: ...4 Replacement and Adjustment 91 MF model 11 Remove the fusing transport drive unit A ...
Страница 112: ...4 Replacement and Adjustment 100 MF model 8 Remove the belt cover A ...
Страница 114: ...4 Replacement and Adjustment 102 12 On the MF model only remove the FFC harness guide A 13 Remove the duplex motor M5 A ...
Страница 117: ...4 Replacement and Adjustment 105 MF model 3 On the MF model only remove the USB dongle A and interface cover B ...
Страница 123: ...4 Replacement and Adjustment 111 MF model 3 On the MF model only remove the USB dongle A and interface cover B ...
Страница 183: ...5 System Maintenance 171 8 Press OK on the screen or press on the number keys to exit ...
Страница 188: ...5 System Maintenance 176 Special Sender List Configuration Page Printer model ...
Страница 189: ...5 System Maintenance 177 MF model ...
Страница 191: ...5 System Maintenance 179 MF model The following contents can be confirmed in the Maintenance Report ...
Страница 260: ...6 Troubleshooting 248 Flowchart ...
Страница 271: ...7 Detailed Descriptions 259 ...
Страница 297: ...7 Detailed Descriptions 285 Boards Block Diagram Printer Model ...
Страница 301: ......