on 7/6/06 7:02 PM, Stroller wrote: > What happens if you plug only a desk lamp into the UPS and disconnect > the power? I'll stutdown tonight and try that. Thanks for the suggestion. > Is your Mac connected to the UPS via a serial or USB cable? Nope. I've always been pretty lazy about this. I've never installed the extra software that comes with UPS systems. I get these frequent one second power interruptions, so the UPS is very valuable for that alone. I'll read the software manual and look into that. Thanks.