Replaced iMac HD - now fans constantly on
in [UK Mac]
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From: Woody on 25 Mar 2010 11:54 Chris Ridd <chrisridd(a)mac.com> wrote: > On 2010-03-25 15:10:41 +0000, Jim said: > > > On 2010-03-25, Sara <saramerriman(a)blueyonder.co.uk> wrote: > >>> > >>> Could be a software issue - which OS version? > >>> > >> Nothing - it's a new HD, no OS, no software. I'm going to boot it of the > >> install disk in a bit and see if the generally despised hardware test > >> proggie thing says anything. > >> > > > > Is it possible that that's normal when there's no OS? No OS has implications > > of no power/heat management. I see that a bit on PCs - the fans are on full > > until the OS has booted beyond a certain point, then they calm down. > > Exhibit A: HP x86 servers. I SAID EXHIBIT A: HP X86 SERVERS! we have those. LOUD, LOUD, QUIETER, quiet. You can tell when they have found a system! -- Woody
From: Chris Ridd on 25 Mar 2010 12:18 On 2010-03-25 15:54:37 +0000, Woody said: > Chris Ridd <chrisridd(a)mac.com> wrote: > >> On 2010-03-25 15:10:41 +0000, Jim said: >> >>> On 2010-03-25, Sara <saramerriman(a)blueyonder.co.uk> wrote: >>>>> >>>>> Could be a software issue - which OS version? >>>>> >>>> Nothing - it's a new HD, no OS, no software. I'm going to boot it of the >>>> install disk in a bit and see if the generally despised hardware test >>>> proggie thing says anything. >>>> >>> >>> Is it possible that that's normal when there's no OS? No OS has implications >>> of no power/heat management. I see that a bit on PCs - the fans are on full >>> until the OS has booted beyond a certain point, then they calm down. >> >> Exhibit A: HP x86 servers. I SAID EXHIBIT A: HP X86 SERVERS! > > we have those. LOUD, LOUD, QUIETER, quiet. > You can tell when they have found a system! We've got a DL585 beast that I wished I'd named banshee, because it sounds like one when it boots, and there's a solid wall between me and it! -- Chris
From: Chris Ridd on 25 Mar 2010 12:18 On 2010-03-25 15:39:08 +0000, Jim said: > On 2010-03-25, Chris Ridd <chrisridd(a)mac.com> wrote: >>>>> >>>> Nothing - it's a new HD, no OS, no software. I'm going to boot it of the >>>> install disk in a bit and see if the generally despised hardware test >>>> proggie thing says anything. >>>> >>> >>> Is it possible that that's normal when there's no OS? No OS has implications >>> of no power/heat management. I see that a bit on PCs - the fans are on full >>> until the OS has booted beyond a certain point, then they calm down. >> >> Exhibit A: HP x86 servers. I SAID EXHIBIT A: HP X86 SERVERS! >> >> They're a bit loud. > > See also and PC made by Fujitsu in the last <n> years. Desktop kit, or server kit? -- Chris
From: Jim on 25 Mar 2010 12:22 On 2010-03-25, Chris Ridd <chrisridd(a)mac.com> wrote: >>>> >>>> Is it possible that that's normal when there's no OS? No OS has implications >>>> of no power/heat management. I see that a bit on PCs - the fans are on full >>>> until the OS has booted beyond a certain point, then they calm down. >>> >>> Exhibit A: HP x86 servers. I SAID EXHIBIT A: HP X86 SERVERS! >>> >>> They're a bit loud. >> >> See also and PC made by Fujitsu in the last <n> years. > > Desktop kit, or server kit? Yes. But mostly server kit. Jim -- Twitter:@GreyAreaUK "[The MP4-12C] will be fitted with all manner of pointlessly shiny buttons that light up and a switch that says 'sport mode' that isn't connected to anything." The Daily Mash.
From: Sara on 25 Mar 2010 12:27
In article <1jfx2fh.at4j6e64fe5xN%black.hole(a)jonbradbury.com>, black.hole(a)jonbradbury.com (Jon B) wrote: > Sara <saramerriman(a)blueyonder.co.uk> wrote: > > > In article > > <1jfwxfc.1rxf57z3u6t9uN%real-address-in-sig(a)flur.bltigibbet.invalid>, > > real-address-in-sig(a)flur.bltigibbet.invalid (Rowland McDonnell) wrote: > > > > > Sara <saramerriman(a)blueyonder.co.uk> wrote: > > > > > > > 20" iMac > > > > > > > > Just replaced the HD and now the fans are running full on all the time. > > > > > > > > I opened it up again to have a look at the heat sensors and they both > > > > (the one on the HD and the one on the optical drive) were barely > > > > attached so I refixed them with double-sided tape to the holder, not to > > > > the sensor itself. Put machine back together and no difference, lots of > > > > fan. > > > > > > > > I'm wondering if the part of the HD the sensor is attached to is the > > > > problem, the old drive had a completely smooth section that it was fixed > > > > to, the replacement has all kinds of gubbins on it - by which I mean > > > > slightly raised writing and patterns. Could this be the problem? > > > > > > > > Any other suggestions? > > > > > > What's Activity Monitor got to say? > > > > > > Could be a software issue - which OS version? > > > > > Nothing - it's a new HD, no OS, no software. I'm going to boot it of the > > install disk in a bit and see if the generally despised hardware test > > proggie thing says anything. > > That may make a difference as they will ramp up the fans without an OS > to protect the hardware. > > Still going to have a dig for a spare sensor later. Cheers :-) -- Sara Hurrah - the weather has cheered up |