May be you have special software which i can write on USB?   I don't found any jumper on motherboard. Official tech support can't help me because warranty has been expired in 2008.   I don't know where is bios chip and can i reflash it manually.
Hi! I have VERY BIG problem.   I bought laptop Dell Inspiron 5100 (2003 year, A26 bios) and it's locked.   When i tried to start this laptop after few seconds I see white screen which contains    I have tried all options:  1) took it apart completely and removed the CMOS battery 2) disconnected the battery  3) disconnected HDD  4) downloaded the latest bios I5100A32.exe and unpacked the HDR + ROM files from it, then copied the I5100.rom and I5100.hdr files to a FAT32 flash drive and then started the laptop with the [END] key pressed 5) formatted the flash drive in FAT16 / FAT / exFAT 6) copied files to dvd-rw disk 7) tried different USB ports (there are 2 of them)  tried more than 10+ unlock codes from any sites WITH / WITHOUT left control, with / without double twice enter   I've tried absolutely everything possible, but nothing helped!! when starting with the [END] key pressed, it starts itself, the fan makes noise, the screen is black, and only the [green] + [orange] indicator flashes like a police signal in turn, but after 1-3-5 minutes nothing happens ... when turning it on again also writes that so far A26 bios and the password is not reset   PLEASE HELP!! what i'm doing wrong??!
[!!!] Inspiron 5100 password protected