Head Voltage Does Not Raise; Head Voltage Drops Too Quick - Brother MFC-J2320 Service Manual

Error Code 49

Unable to Print 49

Head voltage does not raise.

User Check
- They may occur due to lower surrounding temperature. Use in warmer surrounding
temperature.
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
Error Code 4F

Unable to Print 4F

Head voltage drops too quick.

User Check
- They may occur due to lower surrounding temperature. Use in warmer surrounding
temperature.
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.
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.
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LCD
Solution
LCD
Solution
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