Error message appears on control-panel display
A non-recoverable error has occurred
Disconnect all cables (such as power cord, network cable, and USB cable), wait about
20 seconds, and reconnect the cables. If the problem persists, visit the HP Web site
(
www.hp.com/support
) for the latest troubleshooting information, or product fixes and
updates. For more information on error messages, see
Device control-panel message
types
.