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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 Mark Jose wrote: > On Sunday 07 January 2007 04:34, Mike Martin wrote: >> My Box has all of of sudden started shutting down without waring under >> fairly heavy load (video encoding) >> >> I have replaced PSU (350-450 unit) >> Monitor,mouse and keyborad still show as functioning - but obvoiusly >> with no inputs >> >> To restart I have to take out plug and restart >> >> Any ideas on which part of HW to look at next? > > I would agree with the others - sounds like a temperature issue with the CPU. > First thing I would try is giving the insides of the machine a clean out - > especially the air vents. Make sure all fans are turning and not catching on > anything or clogged with crud. Other areas with fans are also worth > checking - PSU, Northbridge, graphics card etc. > If the machine cuts out and will restart if you leave it for a while, then > that would confirm the temperature is the issue. > A 350w PSU is OK for a basic system, but if you have things like a powerful > graphics card or lots of drives, it really won't be up to the job and could > cut out - causing similar symptoms. > It could even be a ram issue - failing under the heavy load of the encoding, > but I would suspect overheating is the best place to start. You could try > memtest to check the ram - its a program which will diagnose any problems > with your ram and can be left to run happily overnight or whatever - it will > run till you stop it basically! > > Mark > memtest86 is available as a boot option on Gentoo minimal CD's... Diagnosed a memory fault with a mates PC the other weekend in no time at all.. - -- Neil Stone Systems Administrator FlashTek UK - -----BEGIN GEEK CODE BLOCK----- Version: 3.1 GIT d+(++) s: a-(?) C++++(--) UL++++$ P+ L+++ E- W+++ N+ o+ w--- O M PS+ Y+ PGP++ t+ 5+ X+ R+ tv+ b- DI++ D+++ G e h--- r+++ y++++(**) - -----END GEEK CODE BLOCK----- -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.1 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFoQWxz3Av8JKgzxQRAh/xAJ9lMCifiss9VifZI4LntL7Y3AI1YgCffNFK GqpueDN8dKYUhmLkYPd5Ti0= =iIi7 -----END PGP SIGNATURE----- -- The Mailing List for the Devon & Cornwall LUG http://mailman.dclug.org.uk/listinfo/list FAQ: http://www.dcglug.org.uk/linux_adm/list-faq.html