Download
– Ubuntu 14.04 32bit
http://www.ubuntu.com/download/desktop
– Universal-USB-Installer
http://www.pendrivelinux.com/universal-usb-installer-easy-as-1-2-3/

Create USB Stick with Ubuntu

Boot Live from USB

Within Ubuntu (Username: ubuntu / Password: empty)
– Download Firmware:
http://h20564.www2.hp.com/hpsc/swd/public/readIndex?sp4ts.oid=3902575
Select OS Independent
Firmware – Storage Controller
Online
CP025735.scexe or newer

open terminal

sudo -i
cd /home/ubuntu/Downloads
bash CP025735.scexe

!! C O L D   B O O T !!