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- HP Community
- Printers
- DesignJet, Large Format Printers and Digital Press
- Re: DJ T7900 service error “Cartridge Faulty”

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10-23-2017 02:38 PM - edited 10-23-2017 02:39 PM
Ink cartridge MK says faulty, when replaced same message
Thanks for help
During this time, I serviced contract and warranty calls within the Northern Indiana area. When I left HP, I took my HP Designjet service experience and started my own business servicing out of contract plotters. Designjetpartsfast.com was launched in 2009. With over 20 years Designjet experience, I can help you resolve issues you are experiencing with your Designjet Printer.
10-23-2017 07:40 PM
I assume this is the T790. I suggest you remove all the printheads and ink cartridges and turn the printer off. Now turn it back on and wait till it tells you to put in the supplies and then do it and see what happens.
10-24-2017 01:01 PM
Thanks for the suggestion. Next phase . . . .
Diagnostic said found failing part- SE 86-01.
During this time, I serviced contract and warranty calls within the Northern Indiana area. When I left HP, I took my HP Designjet service experience and started my own business servicing out of contract plotters. Designjetpartsfast.com was launched in 2009. With over 20 years Designjet experience, I can help you resolve issues you are experiencing with your Designjet Printer.
10-25-2017 06:05 AM
Yes, I did.
Same error as from the start.
During this time, I serviced contract and warranty calls within the Northern Indiana area. When I left HP, I took my HP Designjet service experience and started my own business servicing out of contract plotters. Designjetpartsfast.com was launched in 2009. With over 20 years Designjet experience, I can help you resolve issues you are experiencing with your Designjet Printer.