●
Turn o the scanner, wait 30 seconds, and then turn on the scanner.
●
Download the software from www.hp.com/go/DSFlow8500fn2 or www.hp.com/support/
sjowN9120fn2 , and then install.
5. Reconnect the USB cable and power cable to the scanner, and then press the Power   button to turn on the 
scanner.
ENWW Scanner installation problems 113