• Code: 51.00.19
• Display: 51.00.YY Error To continue turn off then on
• Description: An error with the laser scanner assembly has occurred in the product.
  Laser malfunction
• Remedy: 1. Turn the product off and then on. 2. Check the connectors on the laser scanner. 3. Replace the laser scanner.

• Code: 51.00.20
• Display: 51.00.YY Error To continue turn off then on
• Description: An error with the laser scanner assembly has occurred in the product.
  Black laser scanner error
• Remedy: 1. Perform the laser scanner component tests in the Troubleshooting menu. Verify that you can hear the motor rotate. 2. If you cannot hear the motor rotate, verify that connector J71 is fully seated on the DC controller PCA. 3. Verify that the connector on the laser scanner assembly is securely attached. 4. If the error persists, replace the laser scanner.

• Code: 52.00.00
• Display: 52.00.00 Error To continue turn off then on
• Description: A scanner rotation error has occurred.
• Remedy: 1. Turn the product off and then on. 2. Perform the laser scanner component tests in the Troubleshooting menu. 3. If the component tests showed a failure, reconnect the connectors of the scanner motor (J1900 and J801) and the DC controller PCA (J71). 4. Replace the laser-scanner assembly.

• Code: 52.00.20
• Display: 52.00.20 Error To continue turn off then on
• Description: A scanner rotation error has occurred.
• Remedy: 1. Turn the product off and then on. 2. Perform the laser scanner component tests in the Troubleshooting menu. 3. If the component tests showed a startup failure, reconnect the connectors of the scanner motor (J1900 and J801) and the DC controller PCA (J71). 4. Replace the laser-scanner assembly.

• Code: 52.04.00
• Display: 52.<XX>.00 Error To continue turn off then on
• Description: The laser scanner experienced a startup error.
  Laser scanner motor startup error
• Remedy: 1. Perform the laser scanner component tests in the Troubleshooting menu. 2. Check the connectors (J1900 and J801) on the laser scanner driver PCA and the connector (J71) on the DC controller PCA. 3. If the error persists, replace the laser scanner.

• Code: 52.05.00
• Display: 52.<XX>.00 Error To continue turn off then on
• Description: The laser scanner experienced a startup error.
  Laser scanner rotation error
• Remedy: 1. Perform the laser scanner component tests in the Troubleshooting menu. 2. Check the connectors (J1900 and J801) on the laser scanner driver PCA and the connector (J71) on the DC controller PCA. 3. If the error persists, replace the laser scanner.

• Code: 54.00.03
• Display: 54.XX.YY Error
• Description: A sensor error has occurred.
  Environmental sensor failure
• Remedy: 1. Turn the product off and then on. 2. If the environment sensor has been removed or replaced. check the connector on the environment sensor and the connector (J63) on the DC controller PCA. 3. If the error persists, replace the environment sensor assembly.

• Code: 54.00.04
• Display: 54.XX.YY Error
• Description: A sensor error has occurred.
  Engine temperature sensor 1 abnormality warning
• Remedy: 1. Turn the product off and then on.