Troubleshooting „ Printhead Status : ’OK’, ’Missing’, ’Reseat’, ’Replace’ or ’Remove’. „ Expiration Date : Manufacture date (date marked on the actual Printhead) + 24 months. „ Used with non-HP ink : Can be reset to NO only when a new Printhead has been installed and neither the Ink Tubes nor the Ink Cartridges have been marked as "Used with non-HP ink = Yes". „ Warranty spent : Percentage (%) versus 1000ml. „ Scan Axis Shutdown : Corresponds to a media jam. „ Printhead Health : This represents the number of nozzles out of service during the last drop detection that was performed.
hp designjet 4000 series printer service manual 1-19 Number of Nozzles Out Printhead Health 10 > or = 5 and 9 > or = 10 and 8 > or = 20 and 7 > or = 30 and 6 > or = 50 and 5 > or = 70 and 4 > or = 100 and 3 > or = 150 and 2 > or = 200 and 1 > or = 400 0