Hello,
It seems to be a printer hardware issue ( scanning module ).
When the printer is ON, open the scan lid(cover), check if the scan carriage moves and is lit up.
If it does not move or lit up, its time to replace the printer.
Please call HP Tech Support for further assistance.
If you are in US , the toll free # is 1-800-474-6836 .
If you are not in US , then log on to www.hp.com , at bottom-left corner there is a world map icon, click on it and then select the region you belong to, which would then provide support options for you for that region.