Have you installed or are you aware that Apple have temperature sensors plugged into their hdd's?
It is much like a jumper and if you have missed it, this will account for why the fans are spinning full wack. Hope this helps Jay On 9 February 2011 16:16, Stuart <stuar...@gmail.com> wrote: > I have an iMac 21.5" 3.06 GHZ Intel Core i3. > > Orig HD 500 GB HD packed up so I took the opportunity to replace it > with 1T Seagate. Now HD fan starts slowly ~ 1,000 rpm, but after half > an hour or so is doing 5400 rpm. Stays there. Temp all the time is > cool at 41°C. (smcFanControl says temp 0°C, 5400 rpm) > > Service said HD Fan overspeed is because 1T seagate is not an Apple HD > & I have to live with it. Bit of a tall one if you ask me. > > I have tried FanControl and smcFanControl to no avail. > > Would anyone have any solutions? It was really great - before. ;-( > > -- > You received this message because you are a member of the iMac Group, a > group for those using Apple iMacs and eMacs. > The list FAQ is at http://lowendmac.com/imac/list.shtml and our netiquette > guide is at http://www.lowendmac.com/lists/netiquette.shtml > To post to this group, send email to imaclist@googlegroups.com > To leave this group, send email to imaclist+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/imaclist > -- You received this message because you are a member of the iMac Group, a group for those using Apple iMacs and eMacs. The list FAQ is at http://lowendmac.com/imac/list.shtml and our netiquette guide is at http://www.lowendmac.com/lists/netiquette.shtml To post to this group, send email to imaclist@googlegroups.com To leave this group, send email to imaclist+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/imaclist