Brother DCP-J752DW

2-35
Confidential
■ Error Code 49
Head voltage does not rise.
Error Code 4F
Head voltage drops quickly.
<User Check>
- This may occur when the surrounding temperature is low. Increase the surrounding temperature
before use.
- Unplug the power cord from the outlet. Plug it again after several seconds and check if the
problem has been resolved.
Unable to print 49
LCD
Unable to print 4F
LCD
Step Cause Solution
1 Head flat cable connection failure Reconnect the head flat cable.
2 Carriage flat cable connection
failure
Reconnect the carriage flat cable.
3 Carriage PCB defective Replace the carriage PCB ASSY.
4 Head defective Replace the head/carriage unit.
5 Power supply PCB defective Replace the power supply PCB ASSY.
6 Main PCB defective Replace the main PCB ASSY.