please i need a help
since i bought the laptop Sony Vaio
VPCEH36EA , S.N.: 7002321, i had aproblem in VGA card , when using programes such as autocad , photoshop ,... after opening it and when i working on it , it gives my black screen and didnt work until i forced power off and open it again ,i sent the device more than one time to waranty comapny in egypt (ibs) "the bad one i have ever seen" without any new until its out of waranty ,now i want to use it again please help .....how can i get anew motherborad for this type or told mw way to fix this issue and how much it cost kindly advice?
thanks