wake from hibernate

Hello, I upgraded my motherboard and now my PC won't wake up from hibernation if I leave it for more than 10 minutes or so. For some reason even the Power and Reset buttons don't do a thing and I have to unplug it several times until I can start it again. What could be causing this issue? I...

I have had this issue for probably coming up to nearly a year now, but have finally decided to write a thread as it seems to happen on an almost daily basis now (as apposed to previously where it occurred every few weeks, then once a week and now finally almost daily). I usually put my PC in...

For the last two years I've had a recurring problem where 30% of the time my computer fails to wake. The power apparently goes on (I hear fans and the keyboard lights up) but it just hangs with a black screen (but not no signal, as the monitor doesn't turn itself off due to no signal). The...

My PC automatically wakes itself up a few seconds after I've set it to hibernate or sleep ? I've already removed all computer peripherals (mouse, keyboard, LAN, speaker, wireless adapter, display, webcam etc.). The only remaining device plugged in is the power supply but still it automatically...