The command listed should be done from Windows/Linux using the flasher tool. If You're on Windows leave out "sudo" and "./" in front of flasher-3.5... You have to download the flasher tool and the FIASCO imagee. Look for "PR 1.3 version 20.2010.36-2" under "Brief Description" and pick the one that applies to Your area (USA, EMEA, India or Global). 1) Turn off Your N900 2) Run flasher like this (on Windows): Code: flasher-3.5.exe -F <firmware-image> --flash-only=kernel -f -R - where firmware image is the name of the FIASCO image You just downloaded. 3) Hold the u key on the device keyboard and connect the USB cable at the same time. 4) It should now flash the kernel only.
flasher-3.5.exe -F <firmware-image> --flash-only=kernel -f -R