Oh I see, sure, if not even wired network comes up, the screen trick won't help. If there is nothing written to the logs it could be that the whole bus is frozen and the disk is out of reach. The only trick left would be serial console debugging if you had serial ports, but I guess there are none on your laptops.
(Giancaldo, your Xorg.1.log is from the VESA driver.)
Oh I see, sure, if not even wired network comes up, the screen trick won't help. If there is nothing written to the logs it could be that the whole bus is frozen and the disk is out of reach. The only trick left would be serial console debugging if you had serial ports, but I guess there are none on your laptops.
(Giancaldo, your Xorg.1.log is from the VESA driver.)