I figured out a solution to a hardware troubleshooting problem I’ve had going off and on for at least a couple of years. I feel like others might run across it and, not knowing anywhere better to note it, suppose I might as well dump it on my blog and hope search engines can make it available to those who need it.
Anyways, the problem is that sometimes my computer wouldn’t boot. Particularly after power outages (in retrospect, clue 1). Sometimes resetting the CMOS would work. Sometimes resetting CMOS wouldn’t work but pulling various cards / memory modules around and reseating them would work.
Once when I encountered this issue, I discovered that plugging in my monitor using HDMI instead of DisplayPort worked (clue 2). This, however, lead to a separate problem which took me months to figure out (HDMI only supports 30 fps on my monitor’s native resolution, an issue fixed an a later rev of my monitor’s hardware). Continue reading