[CUBE] shuts down/no reason

[Michael McPherson]

> Recently, cube has started to shut-down for no apparent reason. Have 
> run all utilities (fsck -y, MacJanitor, etc) and can not isolate what 
> the heck is going on.

This is a long shot,  but have you run a virus check?

> This is not a coma - this is off as in power lights are gone and when 
> pressed result in start up bong. Have also checked to make sure 
> nothing is on the power supply. Nothing has changed in the physical 
> environment.
>

Are these shutdowns random?  how often do they occur?   even though 
this isnt coma,  it might be related to the power management stuff 
(just a guess) have you tried disabling it completely?