1st na gawin mo sir is reseat and clean the Ram. Use a Pencil Eraser to clean the copper contacts ni Ram then para sure get a cloth or tissue tas lagyan mo konti 4Lcoh0l then kaskas mo don. makikita mo visually na madumi tlaga sya if ever.
2. Remove the CMOS Battery to reset the bios. Tapos manually ishort mo sya gamit either Scissor/Cable or any metal na kaya pagtamain yung nasa attached picture.