• Code: 51.20
• Display: 51.XX Laser Error, Turn off then on
• Description: An error with the laser/scanner assembly has occurred in the product.
• Causes: Black laser scanner error

• Code: 51.21
• Display: 51.XX Laser Error, Turn off then on
• Description: An error with the laser/scanner assembly has occurred in the product.
• Causes: Cyan laser scanner error

• Code: 51.22
• Display: 51.XX Laser Error, Turn off then on
• Description: An error with the laser/scanner assembly has occurred in the product.
• Causes: Magenta laser scanner error

• Code: 51.23
• Display: 51.XX Laser Error, Turn off then on
• Description: An error with the laser/scanner assembly has occurred in the product.
• Causes: Yellow laser scanner error

• Code: 51.30
• Display: 51.XX Laser Error, Turn off then on
• Description: An error with the laser/scanner assembly has occurred in the product.
• Causes: Laser error

• Code: 52
• Display: 52 Scanner Error, Turn off then on
• Description: An error with the laser/scanner assembly has occurred in the product.
• Causes:

• Code: 54.15
• Display: 54.XX Error, Turn off then on
• Description: The product has experienced an error with one of the internal sensors.
• Causes: Yellow toner level sensor error

• Code: 54.16
• Display: 54.XX Error, Turn off then on
• Description: The product has experienced an error with one of the internal sensors.
• Causes: Magenta toner level sensor error