Error code: 0001003E

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Pressure Sensor failure

The Pressure Sensor is ON when an ink pressurizing operation is not performed.
Disconnection of the Pressure Sensor connector
Malfunction of the Pressure Sensor
Main Board failure.
The inside pressure cannot be reduced to the same level as atmospheric pressure (valve failure, regulator solenoid failure, pressure tube failure or main board failure).

Remedy :

1. Reconnect the Pressure Sensor connector securely.
2. Connect the Pressure Tube.
3. Replace the SUPPLY PUMP ASSY.
4. Replace the MAIN BOARD ASSY.