Brother MFC-J2320 Service Manual

Confidential
2-40
Paper tray 2 detection sensor detects no paper tray 2 state.
User Check
- Set paper tray 2.
Switchback sensor detects no paper tray 1 state.
User Check
- Set paper tray 1.

Error Code 66
Paper Tray #2 not detected
LCD
Step Cause Solution
1 Paper tray 2 detection sensor
harness connection failure
Reconnect the paper tray 2 detection sensor
harness.
2 Sensor relay PCB harness
connection failure
Reconnect the sensor relay PCB harness.
3 Paper tray 2 detection sensor
defective
Replace the paper tray 2 detection sensor.
4 Sensor relay PCB defective Replace the sensor relay PCB ASSY.
5 Paper tray 2 defective Replace the paper tray 2.
6 Main PCB defective Replace the main PCB ASSY.

Error Code 67
Paper tray #1 not detected
LCD
Step Cause Solution
1 Switchback actuator caught on
the surrounding parts
Set the switchback actuator into place.
2 Switchback sensor harness
connection failure
Reconnect the switchback sensor harness.
3 Sensor relay PCB harness
connection failure
Reconnect the sensor relay PCB harness.
4 Outer paper guide wear/
defective
Replace the outer paper guide.
5 Sensor relay PCB defective Replace the sensor relay PCB ASSY.
6 Paper tray 1 defective Replace the paper tray 1.
7 Main PCB defective Replace the main PCB ASSY.

Brother MFC-J2320 Specifications

General

Brand	Brother
Model	MFC-J2320
Category	All in One Printer
Language	English