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>