I have 256 mb of ram ,and it`s not working after i pluck it out of the motherboard !? Computer will not start with that RAM any more !? what should i do , is that RAM dead forever ? p.s. I tryed this RAM on several motherboards , but it`s a same story except on my friend`s MSI K8 s939 and athlon 64 3000+ ,where it`s work ordinarily !?