Hi everybody. I have Fujitsu-Siemens S7220. I was request for bios mod. And helped me. I flash bios with desktop flash tools. Tool said successfully flashed. I restart and bios cant load. nothing appears on to screen. I try recovery with usb crsysis disk. But usb port cant start. Usb floppy cant work. Just dvd-rom try read or im wrong but i hear dvd-rom sound. How can i restore bios? Sorry for English and Please help me