6.Troubleshooting
198
SC No. Type
Error Name/Error Condition/Major Cause/Solution
SC442-
01
D
ITB (Image transfer belt): Home position shift abnormality
The ITB contact sensor does not detect the home position of the ITB within 3
seconds after the ITB contact motor is turned ON.
SC442-
02
D
ITB (Image transfer belt): Contact position shift abnormality
The ITB contact sensor does not detect the contact position of the ITB within 3
seconds after the ITB unit has moved to the contact position.
SC442-
03
D
ITB (Image transfer belt): Spaced position shift abnormality
The ITB contact sensor does not detect the spaced position of the ITB within 3
seconds after the ITB unit has moved to spaced position.
•
Defective image transfer unit (Contact/spaced mechanism damaged)
•
Defective ITB contact sensor (S6)
•
Defective ITB contact motor (M6)
•
Defective EGB (PCB1)
•
Loose, broken, defective connector or harness defective
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power after each
step.
1.
Replace the image transfer unit.
2.
Reconnect the connectors.
3.
Replace the ITB contact sensor (S6).
4.
Replace the ITB contact motor (M6).
SC No. Type
Error Name/Error Condition/Major Cause/Solution
SC490-
00
D
Image transfer unit set error
The TM/P sensor does not detect the reflection from the ITB and the ITB contact
sensor does not detect home position during the initialization at power-on or after
the cover is closed.
•
No ITB installed
•
Defective ITB unit (Contact/spaced mechanism damaged)
•
Defective ITB contact sensor (S6)
•
Defective ITB contact motor (M6)
•
Defective TM/P sensor (S8)
•
Defective EGB (PCB1)
•
Loose, broken, defective connector or harness defective
Check if the SC occurs by turning the power OFF then ON. If the SC occurs again,
do the following steps. Check if the SC reoccurs by cycling the power after each
step.
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: ......