I got your patched file. Thank you . My PC is working almost completely, But there is a problem with only one point. I can sleep&wake once,But sleep for twice,never wake.(black screen&hang) Please,help. I'm Sorry my poor English. =============================== SONY L series VPCL227FJ 2.0 GHz Intel Core i7-2630QM 8 GB 1333 MHz DDR3 nVIDIA GeForce 315M 512 MB ===============================