Paper Feed Motor Cannot Stop; Recording Papers Set In Mp Tray Slide Into The Slot; Abnormal Current Value In The Paper Feed Motor Is Detected - Brother MFC-J2320 Service Manual

Error Code 8F

Unable to Print 8F

Paper feed motor cannot stop.

Or, the PF encoder sensor cannot detect the rotation of the paper feed motor.
Step
1 Foreign materials in the
feeding path
2 Paper feed motor harness
connection failure
3 PF encoder sensor harness
connection defective
4 Sensor relay PCB harness
connection failure
5 Paper feed roller belt out of
place
6 PF encoder sensor defective
7 Sensor relay PCB defective
8 PF encoder disk defective
9 Paper feed motor defective
10 Main PCB defective
Error Code 9F

Paper Jam

Recording papers set in MP tray slide into the slot.

Abnormal current value in the Paper feed motor is detected.

User Check
- Check whether the recording paper being used is within the specification.
- Remove the jammed paper in the MP tray.
Step
1 Foreign materials in the MP
tray
2 MP tray not mounted in place
3 MP tray defective
4 Paper feed motor defective
5 Main PCB defective
Cause
Remove foreign materials.
Reconnect the paper feed motor harness.
Reconnect the PF encoder sensor harness.
Reconnect the sensor relay PCB harness.
Set the paper feed roller belt into place.
Replace the PF encoder sensor.
Replace the sensor relay PCB ASSY.
Replace the PF encoder disk.
Replace the paper feed motor.
Replace the main PCB ASSY.
Cause
Remove foreign materials.
Set the MP tray into place.
Replace the MP tray.
Replace the paper feed motor.
Replace the main PCB ASSY.
2-48
LCD
Solution
LCD
Solution
Confidential