assallam o allekum expert brother ma aj aik naya CPU laya hu P4 system ha pehly is ma xp os ta uspar display tek te lakin ab ma na window 7 instal kar diya to is par is ke desply boht he zoom ha sub kuch barha barh nazar araha ha ma na disply setings ma b boht try ke is ko teak karny ke lakin is ka previw 100 ha jo k default ha is sa kam b nahe horah aor is ke resulution b 640 X480 ha vo be na kam ho rahe ha aor na he ziyada mean dont hav any other option in.. plz any one help me