I have an emachines T2542 computer with a bad

Hi,
Your better off replacing the motherboard with an Emachine spare, this is because your hard drive will not notice the change when replaced so you can still use all your programs.
If you was to get another motherboard with a different chipset or GPU (graphics processing unit) then chances are the operating system will not boot resulting in loss of data and programs due to a clean install.
Go here, fill in the form and get a quote for a replacement motherboard>>






http://l7inc.us/quote.php?buy.x=29&buy.y=15&buy=Buy&ID=2834574460






Regards.