Document Scanning Position Sensor Detects Size That Its Length Does Not Fit Duplex Scanning; Sdaa Communication Failure; Modem Does Not Start Normally Even After Resetting The Modem; Wired Lan Mac Address Not Registered - Brother DCP-J4110DW Service Manual

Error Code BF

Unable to Print BF

Document scanning position sensor detects size that its length does not fit duplex scanning.

User Check
- Check whether the document scanned is longer than the specified limit.
- Remove the jammed document.
Step
1 Document scanning position
actuator caught on the
surrounding parts
2 Document scanning position
sensor defective
3 ADF motor defective
4 Document feed roller worn out
5 Main PCB defective
Error Code DF

Unable to Print DF

SDAA communication failure

Error Code E0
Unable to Print E0

Modem does not start normally even after resetting the modem.

Step
1 MJ PCB defective
2 Main PCB defective
Error Code E2

Unable to Print E2

Wired LAN MAC address not registered..

Step
1 Main PCB defective
Cause
Set the document scanning position actuator into
place.
Replace the document scanning position sensor.
Replace the ADF motor.
Replace the ADF unit.
Replace the main PCB ASSY.
Cause
Replace the MJ PCB ASSY.
Replace the main PCB ASSY.
Cause
Replace the main PCB ASSY.
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LCD
Solution
LCD
LCD
Solution
LCD
Solution
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