Ray, That's great! I hadn't gotten that scientific in my approach, yet. I have started keeping a post, from time to time, that has something that I know I will refer to in the future. I'm going to add this post to that file.
Again, thanks, CJ On May 24, 2011, at 5:25 PM, Ray Foret Jr wrote: > Yeah, that was what I sort of gathered too. Bear in mind the fact that I do > not remember what the default low and high threshhold settings are. The > forum I saw did not seem to reveal those. Here's what my playing around with > the app seemed to reveal. > > 1. The lower you set the low threshhold, the more likely your fans are to > push harder to keep your GPU cooler. That's because the lower threshhold > sets the trigger temperature at which the fans begin to come out of their > base RPM settings. The trade off is that if you set the low threshhold at > 100%, the fans are more likely to stay at or else very close to the base RPM > settings. That's because at the low threshhold settings, the fans are > triggered to come out of their base RPM's becaus that threshhold setting will > most always override the base RPM settings. > > 2. The high threshhold setting is the setting at which the fans are > triggered in to their maximum number of possible RPM settings. This is the > setting at which the temperature of the GPU is judged to be hot enough to > cause this trigger point to occur. If this high threshhold is set all the > way down to 0% (158DegreesF) the fans will trigger to their maximum RPM > settings every single time you run an app or a process which pulls on the > GPU. If, for example, you cause your GPU to attain a temperature of > 159DegreesF, and your high level threshhold is set to 0% on the slider, > (158DegreesF) the fans will be caused to assume their maximum number of RPM's > very rapidly. > > In order to determin the best and most sensable settings for your fans > if using fan control, try the following method: > > 1. Launch Fan control. > > 2. Launch the app which you know pulls hardest on your GPU. > > 3. Within that app, begin the process which you know causes the hardest pull > on your GPU. > > 4. Now, command tap to the Fan control window and carefully monitor the > temperature progress bar which can be found next to the RPM bars of each of > your fans. Note the highest temperature settings for each fan bar; or, if > your Mac has only one fan, monitor that temperature bar and do so very > closely. Make note of the highest temperature attained. > > 5. Now, do the same for the normal stand by conditions you have when you're > just letting your Mac sit there or doing some light task which does not pull > hard on the GPU. > > 6. Now, armed with that data, Set your low threshhold to the percentage > which best matches that stand by temperature. > > 7. Now, taking your high temperature data you aquired earlier, set your high > threshhold to the point of percentage which best matches it. > > HTH. > > > Sincerely, > The Constantly Barefooted Ray!!! > > Now a very proud and happy Mac user!!! > > Skype name: > barefootedray > > Facebook: > facebook.com/ray.foretjr.1 > > > > On May 24, 2011, at 6:47 PM, CJ Daniel wrote: > >> Ray, >> >> Thanks for sharing those settings. In all these replies, I've sensed that >> some folks think their fans are only coming on when the machine is hot. >> Based on my research, my machine & a lot of posts on the subject elsewhere >> on the net, I'm pretty sure that what their perceiving as the fan coming on >> is actually the fan in High Threshold Mode @ really high RPM's. When in >> fact, the sound probably associated with the laptop's general operations is >> the fan in normal mode. >> >> >> CJ >> On May 24, 2011, at 4:25 PM, Ray Foret Jr wrote: >> >>> Yep. Let me tell yuh, when you look at the teps your GPU is running at, >>> it's mighty frightening. My lwo threshhold is set to 140Degrees f, and >>> that's the 100% setting on the slider. My high threshhold is set to 60% >>> which is 180DegreesF. The default base RPM setting is 2000, according to a >>> forum I looked at. >>> >>> >>> Sincerely, >>> The Constantly Barefooted Ray!!! >>> >>> Now a very proud and happy Mac user!!! >>> >>> Skype name: >>> barefootedray >>> >>> Facebook: >>> facebook.com/ray.foretjr.1 >>> >>> >>> >>> On May 24, 2011, at 6:18 PM, Kimberly thurman wrote: >>> >>>> C.J., thanks for this. I will give it a look. :) >>>> On May 23, 2011, at 10:50 PM, CJ Daniel wrote: >>>> >>>>> Kimberly, >>>>> >>>>> Since that post, I've figured out some of the answers. First, >>>>> SMCFanControler doesn't work with VoiceOver. But, FanControler version >>>>> 1.2 does. I'd tried it earlier & couldn't figure where it disappeared >>>>> too, after the install. I went back & did some more checking. Well, >>>>> long story short, after it's installed it appears, as a button, in the >>>>> system's preferences. >>>>> >>>>> You simply click it & then you can set the base RPM for your fans, the >>>>> low range of temp @ which the fans cut in & the high range @ which they >>>>> go in to hyper drive. It's working flawlessly & my machine is already >>>>> cooler. I shudder to think @ what temp it has been running. >>>>> >>>>> Apparently, judging from all the posts that I found on the subject. it's >>>>> a pretty common problem. I'm going to do some more research & try >>>>> running my Mac on the AC power with out the battery installed. If anyone >>>>> else has any other thoughts, then please join in. >>>>> >>>>> CJ >>>>> >>>>> >>>>> On May 23, 2011, at 7:33 PM, Kimberly thurman wrote: >>>>> >>>>>> My Macbook Pro only gets hot when I run Windows in VMware Fusion while I >>>>>> am also charging it. Once it gets so hot, speech does tend to stutter. >>>>>> I have 8 gigs of ram and my unit is a late 2009 Macbook Pro 13 inch. If >>>>>> I just run OSX, my MPB stays as cool as can be. >>>>>> On May 23, 2011, at 9:47 PM, CJ Daniel wrote: >>>>>> >>>>>>> Hello All, >>>>>>> >>>>>>> My Macbook III Pro gets hot. I'm talk'n hot! I mean it's Saturday >>>>>>> night in Chicago in the Roaring 20's hot. >>>>>>> >>>>>>> When it happens, the machine in general & VO in particular just don't >>>>>>> function so well. So, I found a program called SMCFanControler. >>>>>>> Unfortunately, when I try to run the application, VO just tells me that >>>>>>> SMCFanControler doesn't have any windows. Anyone else dealing with a >>>>>>> hot Mac, a nonfunctioning fan controller problem? Inquiring minds & >>>>>>> burning hot pants want to know! >>>>>>> >>>>>>> Thanks for any advice, >>>>>>> >>>>>>> CJ >>>>>>> >>>>>>> P.S. Does anyone smell something burning? >>>>>>> >>>>>>> >>>>>>> -- >>>>>>> You received this message because you are subscribed to the Google >>>>>>> Groups "MacVisionaries" group. >>>>>>> To post to this group, send email to [email protected]. >>>>>>> To unsubscribe from this group, send email to >>>>>>> [email protected]. >>>>>>> For more options, visit this group at >>>>>>> http://groups.google.com/group/macvisionaries?hl=en. >>>>>>> >>>>>> >>>>>> -- >>>>>> You received this message because you are subscribed to the Google >>>>>> Groups "MacVisionaries" group. >>>>>> To post to this group, send email to [email protected]. >>>>>> To unsubscribe from this group, send email to >>>>>> [email protected]. >>>>>> For more options, visit this group at >>>>>> http://groups.google.com/group/macvisionaries?hl=en. >>>>>> >>>>> >>>>> -- >>>>> You received this message because you are subscribed to the Google Groups >>>>> "MacVisionaries" group. >>>>> To post to this group, send email to [email protected]. >>>>> To unsubscribe from this group, send email to >>>>> [email protected]. >>>>> For more options, visit this group at >>>>> http://groups.google.com/group/macvisionaries?hl=en. >>>>> >>>> >>>> -- >>>> You received this message because you are subscribed to the Google Groups >>>> "MacVisionaries" group. >>>> To post to this group, send email to [email protected]. >>>> To unsubscribe from this group, send email to >>>> [email protected]. >>>> For more options, visit this group at >>>> http://groups.google.com/group/macvisionaries?hl=en. >>>> >>> >>> >>> -- >>> You received this message because you are subscribed to the Google Groups >>> "MacVisionaries" group. >>> To post to this group, send email to [email protected]. >>> To unsubscribe from this group, send email to >>> [email protected]. >>> For more options, visit this group at >>> http://groups.google.com/group/macvisionaries?hl=en. >> >> >> -- >> You received this message because you are subscribed to the Google Groups >> "MacVisionaries" group. >> To post to this group, send email to [email protected]. >> To unsubscribe from this group, send email to >> [email protected]. >> For more options, visit this group at >> http://groups.google.com/group/macvisionaries?hl=en. > > > -- > You received this message because you are subscribed to the Google Groups > "MacVisionaries" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/macvisionaries?hl=en. -- You received this message because you are subscribed to the Google Groups "MacVisionaries" group. 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