mcinator: Here's an answer from another source.
Source: You can install an i7 but it must be a Sandy Bridge CPU (i7-2XXXM) to work with the chipset. You should use one that was supported initially by the BIOS: (i7-2620M, i7-2630QM, i7-2670QM, i7-2720QM, i7-2760QM, i7-2820QM, i7-2860QM...