latitude e5440

I recently swapped out the motherboard on the Dell Latitude E5440 and every time I turn it on the lights turn on and the power button lights up. The fan also starts spinning loudly for a few seconds but then the whole thing shuts back down. I have also held the power button without any power...

Specifications: Motherboard Laptop Model: Dell Latitude E5440 CPU: Intel Core i5-4300U @ 1.90GHz RAM: SK Hynix 4GB DDR3 1600 MHz HDD: TOSHIBA MQ01ACF032 A couple of days ago, BSOD errors occurred whenever I started Windows (once it gets to the Starting Windows screen). When booting Windows...