HP 1050c Service Manual - Page 68

HP No.80 Ink Supplies Troubleshooting Ink Cartridge Status While Replacing Faulty Reseat Wrong Model Unknown The printer can report the following status messages while the Ink Cartridge is being replaced: The ink cartridge is faulty and must be replaced, before you can continue printing. The ink cartridge is having continuity problems. Try reseating the Ink Cartridge. The ink cartridge is not recognized by the printer and needs to be replaced before the printer can continue. The ink cartridge installed is not approved and must be replaced by a genuine HP No.80 Ink Cartridge. NOTE The main actions for all 4 status messages is as follows: 1 Reseat the Ink Cartridge. 2 If reseating does not resolve the status message, replace the Ink Cartridge. 3 If the Status messages continue to appear, even after replacing the Ink Cartridge, replace the complete Tubes System ⇒ Page 8-53. 3-12 HP DesignJets 1050C and 1055CM Printers Service Manual