Confidential
2-39
Error Code 4F
Head voltage drops too quick.
User Check
- They may occur due to lower surrounding temperature. Use in warmer surrounding
temperature.
Error Code 50
The purge cam switch is not switching ON/OFF.
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.
Unable to Print 50
LCD
Step Cause Solution
1 Foreign materials in the
maintenance unit
Remove foreign materials.
2 Purge cam switch harness
connection failure
Reconnect the purge cam switch harness.
3 Paper feed motor defective Replace the paper feed motor.
4 PF encoder sensor defective Replace the PF encoder PCB ASSY.
5 Maintenance unit defective Replace the maintenance unit.
6 Main PCB defective Replace the main PCB ASSY.
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