

HP supports USB cables less than 3 m 9 ft 10 in in length. Disconnect from a USB hub or docking station: If you are using a USB hub or docking station, try connecting the cable directly to the computer. Reconnect the cable: Disconnect and reconnect the USB cable from the printer and the computer. Restart the printer and the computer: Restarting the computer and the printer can clear possible error conditions. Use a different cable: Connect a different Ethernet cable. Reconnect the cable: Disconnect, and then reconnect the Ethernet cable to the rear of the printer, and then plug the cable into another valid port on the router. Check the cable: Examine the Ethernet cable attached to the rear of the printer to make sure that it is not a phone cable Ethernet cables and phone cables look similar but are different sizes. The green link light should be steady, and the orange activity light should blink when the cable is connected.
