Hello David My MB Pro did the same last night. I also think it is temperature related.
Kind regards Greg Manzie Email gman...@bigpond.net.au My Macs: Machine Name: Power Mac G4 (PCI graphics) Machine Model: PowerMac1,2 CPU Type: PowerPC G4 (2.6) Number Of CPUs: 1 CPU Speed: 400 MHz L2 Cache (per CPU): 1 MB Memory: 1 GB Bus Speed: 100 MHz Boot ROM Version: 1.1.2f2 Upgraded: 2 x 120GB Hard drives, Pioneer DVD-RW DVR-107D OS: 10.4.11 Model Name: MacBook Pro Model Identifier: MacBookPro5,3 Processor Name: Intel Core 2 Duo Processor Speed: 2.66 GHz Number Of Processors: 1 Total Number Of Cores: 2 L2 Cache: 3 MB Memory: 4 GB Bus Speed: 1.07 GHz Boot ROM Version: MBP53.00AC.B03 SMC Version (system): 1.48f2 Serial Number (system): W892622M642 Hardware UUID: 4490873B-939A-5DD8-A191-B6C89F754F67 Sudden Motion Sensor: Enabled OS: 10.6.1 On 18/01/2010, at 12:25 PM, David Noel wrote: > > Hi Gang -- > > -- A surprise this morning. I was working on my iMac when a grey tint > came over my screen, and a message came up that I had to restart the > machine by pressing the power button till it closed, then pressing > again till it restarted. This worked OK, but I am puzzled by what > caused it. The temperature is 42 deg here, could this have any > bearing? > > David Noel / Jan > (Intel iMac, 10.6.2) > > > -- The WA Macintosh User Group Mailing List -- > Archives - <http://www.wamug.org.au/mailinglist/archives.shtml> > Guidelines - <http://www.wamug.org.au/mailinglist/guidelines.shtml> > Unsubscribe - <mailto:wamug-unsubscr...@wamug.org.au> > -- The WA Macintosh User Group Mailing List -- Archives - <http://www.wamug.org.au/mailinglist/archives.shtml> Guidelines - <http://www.wamug.org.au/mailinglist/guidelines.shtml> Unsubscribe - <mailto:wamug-unsubscr...@wamug.org.au>