mere paas "dvd/cd-rw drive" hai. jab bhi main koi cd chalata hoon to woh to chal jati hai magar dvd zara time leti hai aur kabhi kabhi to 1 hour baad bhi nahi chalti. kyun? aur kabhi to aaisa hota hai k aik baar daalo to nahi chalti bohat intezaar ke baad bhi magar jab doosri baar daalo to thori der baad chal jati hai. iss ka matlab hai dvd theek hoti hai yaqeenan drive mein koi problem hai. kyun k aik do baar aaisa bhi hua k maine dvd shop per ja ker wapis kr di k yeh nahi chal rahi hai magar shop per dukaandar check krta hai to wahan chal jati hai kyun? aaisa kyun hai kiya drive mein problem hai aur agar hai to kiya hai????