Confidential
2-46
Error Code A3
Document detection sensor detects that document is pulled out during document
scanning. Or, the document scanning position sensor cannot detect document within
specified time.
User Check
- Remove the jammed document.
Error Code A4
ADF cover sensor detects opened cover state.
User Check
- Close the
ADF cover
.
Document Jam
LCD
Step
Cause
Solution
1
Foreign materials in the
document feeding path
Remove foreign materials.
2
Document detection actuator
caught on the surrounding
parts
Set the document detection actuator into place.
3
Document scanning position
actuator out of place
Set the document scanning position actuator
into place.
4
Document scanning position
sensor harness connection
failure
Reconnect the document scanning position
sensor harness.
5
Document scanning position
sensor defective
Replace the document scanning position
sensor PCB ASSY.
6
Document pick-up roller worn
out
Replace the document separation roller ASSY.
7
ADF motor defective
Replace the ADF motor.
8
Main PCB defective
Replace the main PCB ASSY.
Cover is Open
LCD
Step
Cause
Solution
1
ADF cover sensor harness
connection failure
Reconnect the ADF cover sensor harness.
2
ADF cover boss broken
Replace the ADF cover.
3
ADF cover sensor defective
Replace the ADF unit.
4
Main PCB defective
Replace the main PCB ASSY.
Summary of Contents for MFC-J6920DW
Page 123: ...3 3 Confidential 2 PACKING ...
Page 146: ...3 26 Confidential 3 Set the protective part Protective part ...
Page 308: ...5 37 Confidential pfadj2 Pattern ...
Page 315: ...5 44 Confidential Margin Check Pattern ...
Page 362: ...App 3 8 Confidential When the following screen appears click Close to close the screen ...