HP OfficeJet D125xi InkJet Printer "check ink supply" Questions

Ink supply station) unit, open it> Check inter connector PCB got damaged or filled with ink?> Clean PCB as well as verify the cartridge memory connectors & cables..> Check tracks on PCB..

...check ink. its full, but black cartridge test pattern has some spots. what is wrong? The following may work: remove all the ink supplies. Remove the printhead and soak it for about 5 minutes in 0.5" ...

...ink and carriage, rod, rollers etc. Still flashing. It would appear to be a Power supply problem within the printer or a motherboard fault. Any suggestions would be appreciated. Stumped. Your printer ...

...cartridge. From there, you can check the expiry date of the Ink cartridge. If its already expired, then you need to use another black ink cartridge that is not yet expired. Thank you so much. ...

...of the mother board , the tags to the ink cartridge. Also check the mechanical settings of the ink cartridge , if jammed or tight remove motor and manually free the drive before it is set

...of the mother board , the tags to the ink cartridge. Also check the mechanical settings of the ink cartridge , if jammed or tight remove motor and manually free the drive before it is set

...Supply Expired, press Enter to continue, printing stopped, replace black ink cartridge" (did with new #14), "pressed Enter", display "replace color ink cartridge, press Enter to continue" (did with ...

...of the mother board , the tags to the ink cartridge. Also check the mechanical settings of the ink cartridge , if jammed or tight remove motor and manually free the drive before it is set

...of the mother board , the tags to the ink cartridge. Also check the mechanical settings of the ink cartridge , if jammed or tight remove motor and manually free the drive before it is set

..., the tags to the ink cartridge. Also check the mechanical settings of the ink cartridge , if jammed or tight remove motor and manually free the drive before it is set back. Thank you for using ...