Brother DCP-J752DW

2-46
Confidential
■ Error Code A1
The document scanner sensor detected that the document scanner unit is open.
<User Check>
- Close the document scanner unit.
■ Error Code A2
The document scanning position sensor detected that the document has a length of 900 mm or longer.
<User Check>
- Check if the document scanned is longer than the specified limit.
- Remove the jammed document.
Cover is Open
LCD
Step Cause Solution
1 Document scanner actuator out of
place
Reattach the document scanner actuator.
2 Document scanner sensor harness
connection failure
Reconnect the document scanner sensor harness.
3 Document scanner sensor
defective
Replace the document scanner sensor PCB ASSY.
4 The boss which pushes the
document scanner actuator of the
document scanner unit is damaged
Replace the document scanner.
5 Main PCB defective Replace the main PCB ASSY.
DOCUMENT JAM
LCD
Step Cause Solution
1 Document caught in the document
scanning position actuator
Reattach the document scanning position actuator.
2 Document scanning position
sensor defective
Replace the document scanning position sensor PCB
ASSY.
3 ADF motor defective Replace the ADF unit.
4 Main PCB defective Replace the main PCB ASSY.