amar ek relative soudhi theke accer core i 5 latop aniyechi...laptop ta 7 mas cholar por r cholchilo...dokan a niye jawar por keo keo bollo ata mother board nosto hye geche ata bd te available nai ...amr ek best frnd bollo o naki or porchito doka ache okhane ekjn thik koraye dite parbe but somoy lagbe.notun mother board chaina theke ane lagaye dibe...a bole dokandar 2/3 mas dhore laptop ta onar dokan a reke diyeche....Then amr rltv ja k diye soudhi theke laptp ta aniyeche ta k bolche tumi a laptp ta saudhi back kore niye jaw.. okhane accer company theke thik koraye neo jehetu warnty ache,... se jone dokan theke lptp ta amr frnd ama k ane dilo ami amr rltv k tar laptop ta back korlm... bt basay ane latop ta khule dekhe otar 512 mb mother board change kore naki 320 mb mother board lagiyeche... ram o chng kore felche... Dokandar k dore giyeche jeye theke dokan dar oie dokan a job chere chole geche...oie dokan dar naki aro lok a sate cheat korche... Now ami khb prblm a achi.....amr relative bolche a laptop ami rakbona...ata tumi sell kore daw.... bt a nosto latop abr mother board change so amn laptop ami sell korbo kivave???amr frnd k bollm u na hye notun hard disk lagaye sell kore deye..o bollo ata te to mother boeard prb...newa hard asb configuration ami kothay pabe.. amn ki hye j ami puro configuration change kore oie laptop a onno configuration setting kore thn sell kora jabe??? r holeo kmn cost porbe??? plz plz keo ama k atar solution diye help koren...khb tension a achi...