Brother MFC-9340CDW - Page 115

2-76
Confidential
■ Error code BF00
The first side document scanning position sensor detected that the document was 400 mm or
more in length and could not be fed from the ADF in duplex feeding.
<User Check>
- Use A4 or Letter size document.
Scan Unable
Document is too longfor 2-sided scanning. Press 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.