Brother MFC-J6510DW

2-38
Confidential
 Error Code 49
Abnormal head drive voltage. (Does not rise to the specified level)
Error Code 4F
The head drive voltage has dropped from the high to low level in an abnormally short period.
 Error Code 50
Purge cam switch does not come ON or go OFF.
Unable to Print 49
LCD
Unable to Print 4F
LCD
Step Cause Solution
1 Connection failure of the carriage-
head flat cable or head flat cables
Check the connection and reconnect the
corresponding flat cable(s).
2 Print head defective Replace the head/carriage unit.
3 Power supply PCB defective Replace the power supply PCB.
4 Main PCB defective Replace the main PCB ASSY.
Unable to Print 50 / Unable to Clean 50 / Unable to Init. 50
LCD
Step Cause Solution
1 Foreign materials in the
maintenance unit
Remove foreign materials.
2 Purge cam switch harness
connection failure
Check the connection and reconnect the harness.
3 ASF switching gear(s) broken Replace the ASF switching gear(s).
4 Paper feed motor defective Replace the paper feed motor.
5 Maintenance unit defective Replace the maintenance unit.
6 Main PCB defective Replace the main PCB ASSY.