• Code: 42:YZ
• Description: Electrical fault or current limit in Scan-Axis Motor.
• Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. • Open the Window and check for any visible obstacles restricting the movement of the Media Advance Roller. If there is a wrinkled mass of media inside the paper path, lift the Pinch wheels (using Media Lever) and clear the obstruction. • Perform the Scan Axis diagnostic test to troubleshoot the problem further 1. Scan Axis. • Check that the Scan-Axis Motor cable is not damaged and is correctly connected to the PrintMech PCA. • Replace the Scan-Axis Motor refer Scan-Axis Motor. • If the System Error continues, replace the PrintMech PCA refer PrintMech PCA.

• Code: 44:YZ
• Description: Electrical fault or current limit in Scan-Axis Motor.
• Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. • Check that the Aerosol Fan cable is not damaged and is correctly connected to the PrintMech PCA. • Replace the Aerosol Fan Assembly refer Aerosol Fan Assembly. • If the System Error continues, replace the PrintMech PCA refer PrintMech PCA.

• Code: 47:YZ
• Description: Star wheels motor error.
• Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. • Check that the Starwheel Assembly cable is not damaged and is correctly connected to Main PCA. • Open the Window and check for any visible obstacles restricting the movement of the Starwheel Assembly, then clear the obstruction. • Perform the Scan Axis Starwheel diagnostic test to troubleshoot the problem further Star Wheel Lifter test. • Replace the Starwheel Motor refer Starwheel Motor. • If the System Error continues, replace the Main PCA refer Electronics Module (Main PCA and PSU).

• Code: 48:YZ
• Description: PPS system failure.
• Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. • Check that the Pen to Paper Space (PPS) Solenoid cable is not damaged and is correctly connected to the PrintMech PCA. • Perform the Scan Axis PRS diagnostic test to troubleshoot the problem further PRS Test. • Replace the Pen to Paper Space (PPS) Solenoid refer Pen to Paper Space (PPS) Solenoid. • If the System Error continues, replace the PrintMech PCA refer PrintMech PCA.

• Code: 51:YZ
• Description: Window Sensor failure.
• Remedy: • Check that the Window Position Sensor cable is not damaged and is correctly connected to the PrintMech PCA. • Perform the Sensors Test to troubleshoot the problem further 5. Sensors. • Replace the Window Position Sensor refer Window Position Sensor.

• Code: 52:YZ
• Description: The printer has detected a problem with the Drop Detector.
• Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. • Check that the Drop Detector cable is not damaged and is correctly connected to the PrintMech PCA. • Check that the Service Station cable is not damaged and is correctly connected to the PrintMech PCA. • Replace the Drop Detector refer Drop Detector. • Reset the Calibration Flag of the Drop Detector Drop Detector Calibration. • If the System Error continues, replace the PrintMech PCA refer PrintMech PCA. • If the System Error continues, replace the Formatter refer Formatter.

• Code: 55:YZ
• Description: Problem with the Line Sensor (Tetris). The printer has detected a failure to access Line Sensor EEPROM).
• Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. • Perform the Carriage Test to troubleshoot the problem further 4. Carriage Assembly. • Check the Line Sensor connections to the Carriage PCA. • Replace the Line Sensor refer Line Sensor. • If the System Error continues, replace the Carriage PCA refer Carriage PCA.

• Code: 56:YZ
• Description: Drive roller analog encoder sensor fail or calibration failed.
• Remedy: • Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer. • Perform the Media Path Test to troubleshoot the problem further 2. Paper Drive. • Replace the Encoder Disk and Encoder Sensor refer Encoder Disk and Encoder Sensor. • If the System Error continues, replace the Main PCA refer Electronics Module (Main PCA and PSU).