Logon screen not showing. Need help.

Hi my friends. I have installed Windows 7 ultimate. Then i have installed Intel HD grafik driver. Driver is compatible and installed correct. When i startup my laptop, there is coming moment of logon, but there is apperar only black screen, but i listen startup sound. When my laptop gone to sleep mod, i have clicked an button and conputer starts and screen appears. I logged on, check that driver installed correct, and everythink was ok. When i have restarted my computer , there was a same thing.

I cant understand what is problem. Please, can anyone help me?

Thanks.