Confidential
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Error Code 42
Head voltage does not turn OFF.
User Check
- They may occur due to lower surrounding temperature. Use in warmer surrounding
temperature.
Error Code 43
Head thermistor defective
Head thermistor detects -20 degree-C or less and 80 degree-C or more when power is on.
Unable to Print 42
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.
6 Main PCB defective Replace the main PCB ASSY.
Unable to Print 43
LCD
Step Cause Solution
1 Carriage flat cable connection
failure
Reconnect the Carriage flat cable.
2 Head thermistor defective Replace the head/carriage unit.
3 Main PCB defective Replace the main PCB ASSY.
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