Nokia Booklet vbios dump/patch help

Hi there.

I'm asking for help to dump vbios from my Nokia booklet Phoenix BIOS rom. I need to patch this for new video modes and falsh back to Nokia Booklet.
There is a link for clear BIOS https://app.box.com/s/9n5e04miahcf2cc597kk


Ok I made vbios dump with PhoenixTool. After I can made some modification for it how can I safly to recreate BIOS with PhoenixTool to flash? I'm affraid a lil bit to damage my hardware.

Thanks for any help.