Path: csiph.com!v102.xanadu-bbs.net!xanadu-bbs.net!feeder.erje.net!eu.feeder.erje.net!fu-berlin.de!uni-berlin.de!individual.net!not-for-mail From: Jolly Roger Newsgroups: comp.sys.mac.system Subject: Re: Repetitive Screen Sleep Date: 2 Apr 2015 23:22:46 GMT Organization: People for the Ethical Treatment of Pirates Lines: 17 Message-ID: References: <2015032018020055812-xxx@yyyzzz> <2015040111134881598-xxx@yyyzzz> <2015040208351096401-xxx@yyyzzz> <2015040215422654279-xxx@yyyzzz> X-Trace: individual.net 2iz6KI4vesNYNqRw2JsKaQzb26EknSdVryIZFGa4Wc81/c/1xV Cancel-Lock: sha1:e9ttARRiQsGOYxd4KuqZ2uc47mo= X-Face: _.g>n!a$f3/H3jA]>9pN55*5<`}Tud57>1Y%b|b-Y~()~\t,LZ3e up1/bO{=-) User-Agent: slrn/1.0.1 (Darwin) Xref: csiph.com comp.sys.mac.system:72580 On 2015-04-02, gtr wrote: > > I can find no way to isolate it in the OS. If it blacksout before the > desktop even appears, I'm at a loss at what to do. I've tried almost > every suggestion made with the exception of buying a new hard drive for > yours: "OS on an external drive (never touched or modified or > personalised in any way)". You don't have a USB stick you could put the installer on? If the problem happens while booted on the pristine installer image, it's likely a hardware issue and not your system install. -- E-mail sent to this address may be devoured by my ravenous SPAM filter. I often ignore posts from Google. Use a real news client instead. JR