They updated the code and introduced a control byte, when it is not set the slic table wil be ignored.
My actual model is viao vgn-C14/w model that distribute in thailand. The same as VGN-C1 that distribute in Europe. It came with windows XP(with VGN C-23 they came with Vista) I've checked sony thai but they didn't support for bios update. I've found most match from Sony UK website ,the one i've post. I'll waithing for your progression. Many thanks for your kindness. nniwatta