Thanks for writing back. The computer shuts itself off sometimes when I'm not doing anything.
Write now the Hardware Monitor program reports my CPU at 71.5 C
according to that Hardware monitor it seem the specified upper limit is 76.0C and when it reaches that temp the computer shuts down...
I've been having some issues over a year now with my Mac G5 1.8Ghz Late 2004 (The one that the memory can only be maxed to 4 gigs). What's been happening is that when I run my music software or any software that raises the temperature on the computer it goes into a sleep mode. I installed that...