Brother MFC Series Service Manual page 64

■ Error Code 49
Unable to print 49
Head voltage does not rise.
Error Code 4F
Unable to print 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.
Step
1 Head flat cable connection
failure
2 Carriage flat cable connection
failure
3 Carriage PCB defective
4 Head defective
5 Power supply PCB defective
6 Main PCB defective
Cause
Reconnect the Head flat cable.
Reconnect the Carriage flat cable.
Replace the Carriage PCB ASSY.
Replace the Head/carriage unit.
Replace the Power supply PCB ASSY.
Replace the Main PCB ASSY.
2-32
LCD
LCD
Solution
Confidential