HP DesignJet Plotter Repair (800) 643-2664

The Line Sensor of the printer is not functioning correctly. Either the Line Sensor shutter has failed to open, there is a failure to communicate with the Line Sensor, the Line Sensor is not calibrated correctly, or the firmware is not compatible with the Line Sensor.

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the power cord. Reconnect the power cord and power On the Printer.

2. Perform the Line Sensor calibration.

3. Check that the Printer has the latest Firmware version. If not, update the Firmware to the latest version.

4. Perform the Carriage Test to troubleshoot the problem further.

5. If the System Error continues, replace the Line Sensor.

Drive roller analog encoder sensor fail or calibration failed.

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. Perform the Media Path Test to troubleshoot the problem further.

3. Replace the Encoder Disk and Encoder Sensor.

4. If the System Error continues, replace the Main PCA.

Problem with the Line Sensor. The printer has detected a failure to access Line Sensor EEPROM).

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. Perform the Carriage Test to troubleshoot the problem further.

3. Check the Line Sensor connections to the Carriage PCA.

4. Replace the Line Sensor.

5. If the System Error continues, replace the Carriage PCA.

The printer has detected a problem with the Drop Detector.

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. Check that the Drop Detector cable is not damaged and is correctly connected to the PrintMech PCA.

3. Check that the Service Station cable is not damaged and is correctly connected to the PrintMech PCA.

4. Replace the Drop Detector.

5. Reset the Calibration Flag of the Drop Detector.

6. If the System Error continues, replace the PrintMech PCA.

7. If the System Error continues, replace the Formatter.

Window Sensor failure.

Corrective Action:

Try the following:

1. Check that the Window Position Sensor cable is not damaged and is correctly connected to the PrintMech PCA.

2. Perform the Sensors Test to troubleshoot the problem further.

3. Replace the Window Position Sensor.

PPS system failure.

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. Check that the Pen to Paper Space (PPS) Solenoid cable is not damaged and is correctly connected to the PrintMech PCA.

3. Perform the Scan Axis PSS diagnostic test to troubleshoot the problem further.

4. Replace the Pen to Paper Space (PPS) Solenoid.

5. If the System Error continues, replace the PrintMech PCA ⇒ Page 8-66.

Star wheels motor error..

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. Check that the Starwheel Assembly cable is not damaged and is correctly connected to Main PCA.

3. Open the Window and check for any visible obstacles restricting the movement of the Starwheel Assembly, then clear the obstruction.

4. Perform the Scan Axis Starwheel diagnostic test to troubleshoot the problem further.

5. Replace the Starwheel Motor.

6. If the System Error continues, replace the Main PCA.

An error with the Rewinder System has been detected.

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. Check that the Rewinder cable is not damaged and is correctly connected to the PrintMech PCA.

3. Check that the Right Spindle Holder (rewinder included) is correctly attached to and aligned with the Right Cover.

4. Perform the Rewinder diagnostic test to troubleshoot the problem further.

5. Replace the Right Spindle Holder (rewinder included).

6. If the System Error continues, replace the PrintMech PCA.

Fan Electrical fault, or not connected..

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. Check that the Aerosol Fan cable is not damaged and is correctly connected to the PrintMech PCA

3. Replace the Aerosol Fan Assembly.

4. If the System Error continues, replace the PrintMech PCA.

Electrical fault or current limit in Scan-Axis Motor..

Corrective Action:

Try the following:

1. Switch the Power OFF from the back of the Printer and disconnect the Power cord. Reconnect the power cord and power On the Printer.

2. 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.

3. Perform the Scan Axis diagnostic test to troubleshoot the problem further.

4. Check that the Scan-Axis Motor cable is not damaged and is correctly connected to the PrintMech PCA.

5. Replace the Scan-Axis Motor.

6. If the System Error continues, replace the PrintMech PCA.