hi, i`m new on this forum so i aplogize if i didn`t write this thread where it should be, although i did search. so i have an Acer Extensa 4420 and my motherboard died. i can`t find anyware a replacement but i did find an Acer Travelmate 4420 motherboard. so my question is can i swap the motherboard from the TM4420 with EX4420 motherboard? both have ATI chipsets.. this is what i found: http://www.aliexpress.com/product-fm/504689623-For-ACER-TravelMate-4420-AMD-motherboard-MBTLD01001-Tested-free-shipping-wholesalers.html hope you can answer my question becouse i miss my notebook.