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2-74
Confidential
4.7
Document Feeding Problems
4.7.1
Document cannot be fed
<User Check>
- Check if the document is loaded correctly all the way inside the ADF document support and if
"ADF READY" is displayed on the LCD.
- Check if the amount of document inside the ADF document support is not fewer than the specified
amount.
4.7.2
Document double feeding
<User Check>
- Check if the document used is thinner than the specified thickness.
Step
Cause
Solution
1
Foreign materials near the
document pick-up roller
Remove foreign materials.
2
Document pick-up roller stained
Clean the document pick-up roller.
3
Document detection actuator out
of place
Set the document detection actuator into place.
4
ADF motor harness connection
failure
Reconnect the ADF motor harness.
5
Document detection sensor
harness connection failure
Reconnect the document detection sensor harness.
6
Document pick-up roller worn out Replace the document separate roller ASSY.
7
Document detection sensor
defective
Replace the document detection sensor PCB.
8
ADF motor defective
Replace the ADF unit.
9
Main PCB defective
Replace the main PCB ASSY.
Step
Cause
Solution
1
ADF separation pad holder ASSY
worn out
Replace the ADF separation pad holder ASSY.
Summary of Contents for DCP-J552DW
Page 120: ...3 3 Confidential 2 PACKING 3_002 ...
Page 127: ...3 10 Confidential 2 CIS flat cable 3_011 CIS flat cable Cable guide Cable guide Flat core ...
Page 220: ...4 10 Confidential ADF Copy Chart C A B D ...
Page 244: ...5 12 Confidential Scanning Compensation Data List ...
Page 246: ...5 14 Confidential Test Pattern ...
Page 254: ...5 22 Confidential MFC J450DW J470DW J475DW MFC J650DW J870DW J875DW ...
Page 270: ...5 38 Confidential pfadj1 Pattern ...
Page 271: ...5 39 Confidential pfadj2 Pattern ...
Page 272: ...5 40 Confidential pfadj3 Pattern ...
Page 278: ...5 46 Confidential Vertical Lines Check Pattern ...
Page 279: ...5 47 Confidential Ruled Lines Check Pattern ...
Page 283: ...5 51 Confidential Margin Check Pattern ...
Page 284: ...5 52 Confidential Margin Check Pattern ...
Page 314: ...6 3 Confidential Power supply PCB 100 V series ...
Page 315: ...6 4 Confidential Power supply PCB 200 V series ...
Page 329: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...