kenapa screen laptop jalur2?,,,laptop 2nd

salam, saya nak tanya kenapa laptop ni ada jalur2 ea?



theme ke?



ni laptop 2nd,owner ckp laptop mmg mcmni,tpi xde faulty pon



ciri2 :

jenama acer 4755g

intel core i5

nvidia gt540m

ram 4gb

windows 7



jalur2 kenapa?rosak ke eak?jgnla ckp rosak:( beli mahal ni:((