[arch-general] Blank screen after an interval; maybe related to laptop power supply?

[Kevin Custer]

Do you have an nvidia optimus configuration? Maybe your nvidia side of
things is having issues when connected to power?

On Sat, 2019-10-26 at 19:10 -0400, Dartme via arch-general wrote:
> I turn on my laptop, sign in (Linux getty), and use the laptop for a
> couple
> minutes (no graphical applications), then the screen goes black and
> the
> machine does not appear to respond to any user input (CTRL+ALT+F2,
> etc.).
> The only recovery I have found is to hold the power button and
> restart. The
> logs show nothing. When I use the computer without the power supply
> plugged
> in, the problem doesn't manifest. I'm using a Dell Precision M 4700.
> 
> Any suggestions? What should I be looking at to begin diagnosing the
> problem?