• Code: 69.X
• Display: 69.X ERROR To continue turn off then on
• Description: A temporary printing error occurred.
• Remedy: 1. Turn the device off, and then turn the device on. 2. Reseat the duplexer. 3. Check the connectors between the duplexer and the dc controller. 4. Replace the duplexer.

• Code: 79.XXXX
• Display: 79.XXXX ERROR To continue turn off then on
• Description: A critical formatter hardware error occurred.
• Remedy: Turn the device off, and then turn the device on. 1. Remove and then reinstall the formatter. 2. Upgrade the firmware. 3. If necessary, replace the formatter.

• Code: 8X.YYYY
• Display: 8X.YYYY EIO ERROR To continue turn off then on
• Description: The EIO accessory card has encountered a critical error, as specified by YYYY.
• Remedy: Turn the device off, and then turn the device on. 1. Turn the device off, reinstall the EIO accessory, and then turn the device on. 2. Perform an RFU. 3. Replace the EIO accessory.

• Code: 8X.YYYY
• Display: 8X.YYYY EMBEDDED JETDIRECT ERROR To continue turn off then on
• Description: The embedded HP Jetdirect print server has encountered a critical error, as specified by YYYY.
• Remedy: 1. Turn the device off, and then turn the device on. 2. Perform an RFU. 3. Replace the EIO accessory.