Brother MFC-J2320 Service Manual page 86

Error Code A1

Cover is Open
scanner sensor detects that
Document
User Check
- Close the document scanner.
Step
1 Sensor relay PCB harness
connection failure
2 Document scanner sensor
defective
3 Document scanner unit boss
broken
4 Main PCB defective
Error Code A2

Document Jam
First side document scanning position sensor detects length of document 90 cm or
more.
User Check
- Check whether the document scanned is longer than the specified limit.
- Remove the jammed document.
Step
1 First side document scanning
position actuator caught on the
surrounding parts
2 First side document scanning
position sensor defective
3 ADF motor defective
Document feed roller worn out
4 Sensor relay PCB defective
5 Main PCB defective
document
Cause
Reconnect the sensor relay PCB harness.
Replace the sensor relay PCB ASSY.
Replace the document scanner unit.
Replace the main PCB ASSY.
Cause
Set the first side document scanning position
actuator into place.
Replace the first side document scanning
position sensor PCB.
Replace the ADF unit.
Replace sensor relay PCB.
Replace the main PCB ASSY.
2-49
scanner is open.
Solution
Solution
LCD
LCD
Confidential