HP 1055CMHP - Manual (Page 68)

HP No.80 Ink Supplies Troubleshooting
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HP DesignJets 1050C and 1055CM Printers Service Manual
Ink Cartridge Status While Replacing
The printer can report the following status messages while the Ink
Cartridge is being replaced:
Faulty The ink cartridge is faulty and must be replaced, before you can
continue printing.
Reseat The ink cartridge is having continuity problems. Try reseating the
Ink Cartridge.
Wrong Model The ink cartridge is not recognized by the printer and needs to be
replaced before the printer can continue.
Unknown 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
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