Brother MFC-9340CDW - Page 111

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Confidential
■ Error code A200
During document scanning, the first side document scanning position sensor detected that the
document length was 90 cm or more.
<User Check>
- Use documents equal to or smaller than A4 size.
- Remove the jammed paper.
■ Error code A300
Though a document was fed and conveyed by the specified distance or longer, the first side
document scanning position sensor did not detect the passing of the paper.
<User Check>
- Remove the jammed paper.
■ Error code A400
The ADF cover sensor detected that the ADF cover was opened.
<User Check>
- Firmly close the ADF cover.
Document Jam
Clear the scanner jam, then press the Stop Key.
Step Cause Remedy
1 First side document scanning
position actuator catching on
some position
Re-assemble the first side document
scanning position actuator.
2 First side document scanning
position sensor failure
Replace the first side document scanning
position sensor PCB.
3 Main PCB failure Replace the main PCB ASSY.
Document Jam
Clear the scanner jam, then press the Stop Key.
Step Cause Remedy
1 Coming off of first side document
scanning position actuator.
Re-assemble the first side document
scanning position actuator.
2 First side document scanning
position sensor failure
Replace the first side document scanning
position sensor PCB.
3 Main PCB failure Replace the main PCB ASSY.
Cover is Open
Close the ADF Cover
Step Cause Remedy
1
Coming off of ADF cover actuator. Re-assemble the ADF cover actuator.
2 ADF cover/document detection
sensor PCB harness connection
failure
Check the ADF cover/document detection
sensor PCB harness connection and
reconnect it.
3 ADF cover sensor failure Replace the ADF cover/document
detection sensor PCB ASSY.
4 Main PCB failure Replace the main PCB ASSY.