Hello my dears, I have my friend laptop, password protected. It was buying from shalt with big discount without knowing it have supervisor password. Anyway, I unsolder the chips, it have 2 chips one 32mb and another 64mb. I see on lenovo bios, offer 2 .bin files, I think it will bee very easy. But every thing I do the laptop won't start, won't do anything, like the power button is defect. I make backup from chip and write the backup. I was to electronic engineer. And say that everything looks OK, seems the flash clock not have activity. I don't know what to do. Can you please help? This are the steps of wat I do: Unsolder the chips Read the chips and make backup Modify the lenovo .fl1 files it was bigger (that I'm not sure if I make good) Erase and write the chips Solder the chips I repeat wit the backup files. No success I appreciate your help.