Rich Shepard wrote: > On Sun, 28 Jun 2015, Fred James wrote: > >> Test ... >> Moved system 1 monitor to system 2 UPS >> All seemed well for a few days ... oops ... flashing/black screen has >> started again. >> >> Thought ... the problem seems to follow the monitor, so replace monitor >> (aged 5+ years) > > Fred, > > You plugged monitor 1 into a different UPS, but did you swap monitors so > that monitor 2 was adjacent to the wall and monitor 1 was 2 m away? The > plug location might be less important than the monitor location. I would > test that situation before buying a new monitor. At least this way, if you > do buy a new one, you'll know that it's definitely the monitor and not the > physical location or the UPS into which it is plugged. > > Rich > ___
I generally agree. However the tests performed eliminated UPS associated problems which could have been: 1. defective UPS 2. marginally overloaded UPS (I may be decades out of practice but ... ;] Swapping physical location of monitors is a reasonable next step. I *doubt* that is problem. CAVEAT GOTCHA - there must be a test to distinguish between monitor locations and interface card or computer issues. I confess. I'm explicitly using this as a platform to promote good troubleshooting techniques ;/ _______________________________________________ PLUG mailing list [email protected] http://lists.pdxlinux.org/mailman/listinfo/plug
