hi guys, i have a samsung p22500 and after i did instal windows this is what happend , i left my pc for a while , it goes to sleep , and when i try to turn it back on, monitor does not wake , i turn off and turn it on manualy by the power button of the monitor , it does show the desktop but goes to black again after one second, i thought it might be fixxed after restar , but it didnt it is not a cable or power problem im sure , cus i have a green 1250 power and right now im testing the monitor as a second monitor on my other pc , but stil the same , what do i do