>As i use HP2200 printer, THE PC is hang.
>Then, I change the printer driver into HP LaserJet 4 and HP LaserJet 5.
>
>The PC didn't hang, but As the user print some *.doc , ther document can't printer properly. (some dummy words in the page)

There are known issues with the printer drivers released by HP. I assume you mean that you switched to the drivers built into Windows, and the problems went away (except for the dummy words on the page). Have you tried the other HP 2000 series drivers that come with Windows?