MacBook Pro :: Finding Battery Calibration?
Mar 21, 2010
So I just got my macbook pro yesterday 2.8ghz. quick question. I just read up on the battery calibration process on apples website. seems straight forward. just one question. after i let the battery drain and let it go into sleep mode, then wait 5+ hours, then charge it to full. can i use the computer when i start charging it to full? or does it have to be off while im charging it to 100%? t
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Aug 10, 2009
When calibrating the battery, is it better to do a quick drain with a dvd or cd burning or a slow drain with the brightness all the way down or does it not matter?
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Oct 2, 2010
I've got my SSD in an optibay and am using it as my boot drive. As such, I've disabled hibernation on my MBP.I am wondering about battery calibration, as you need to drain the battery down fully and have the MBP enter the hibernation state to properly calibrate the battery.
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Nov 18, 2010
got my 13" MBA and am very happy about it. I plan to baby this thing, and I am always very conscious of battery life for all of my devices, so do any of you have any advice for how to best handle the first charge/discharge cycle?The machine almost fully charged out of the box. Should I run it down to zero and then fully charge it? Should I fully charge it first and then run it down?
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Apr 24, 2010
I just got my first Macbook pro 15" and trying to calibrate the battery. Can my MBP sleep on battery during calibration? Can i finish the process after sleep? It takes a lot of time to calibrate this device.
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Aug 5, 2010
When you see the low battery warning, save your work and close all applications. Keep your computer turned on until it goes to sleep.
After your computer goes to sleep, turn it off or allow it to sleep for five hours or longer.
Connect the power adapter and leave it connected until the battery is fully charged.
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Sep 4, 2010
I just got my first Mac yesterday, 13" MacBook Pro. I LOVE IT! I've been trying to find out some info on the battery calibration that I can't find anywhere. I have tried Apple's website, Google and MRoogle before I made a new thread about it
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Sep 11, 2010
Ok, so I just did a battery calibration and once the battery got really low, it shut off, but didn't go to sleep like it has done before. It completely turned off; the battery light indicator is not indicating it is asleep. I've never seen it do this, has anyone else had this happen? I have a 2006 MacBook Pro, 2.33 C2D, non-unibody.
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Oct 12, 2010
Well I just scored a 15 inch 2.4 from Bestbuy for 10% off. SOmebody just returned it having never even used it, but they had to discount it because it was opened. I love it love this thing!We did migration from our imac and everything came over. AmazingOne question about calibration. I charged it fully and let the power cord be in it for an extra 2 or so hours. I then used it unplugged until it basically shut off due to no power. Cant I just plug it in and let it charge all the way without letting it sit for 5 hours. Its not sleeping I dont think. It actually shut off suddenly as it was at zero percent. There is no power to it at all that I can tell. Will charging it now without leaving it unplugged for 5 hours ruin the calibration??
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Oct 30, 2010
I got mine yesterday, and am calibrating the battery. When you run it down to sleep, and recharge, can you use it during the full recharge period?
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Nov 11, 2010
I've just calibrated my battery on my 2.4GHz MBP (let it run out until it slept, then woke it up, then used it till it shut down, then charged it) and it's stuck on "finishing charge". Additionally, the battery health has gone down to 23% from 37% since I have done this.
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Jul 19, 2009
I was sick of the battery life I was getting on my 15" Macbook Pro 3,1 (early 2008 model), so I went to the apple store yesterday to get a new one. I was over 400 cycles, so I had to just buy it, they wouldn't replace it for me. I expected that, so no big deal. But I wanted to treat this battery right. I got home, charged it up to 100%, let it sit at that for a few hours, and then let it drain overnight and rest at empty for a few hours. This afternoon, I plugged it back in with the intention of letting it fully charge and thus complete my battery calibration, but at around 40% charged, the cat yanked the charger cable out from my laptop. And then a little bit later, my girlfriend did it again. So, has my time been wasted here? Battery calibration is such a pain in my rear. i hate it. I use my laptop often and expect it to be available to me whenever I need it, regardless of how many other computers i own. I really don't want to deal with it again in the near future. And I may not.
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Apr 22, 2010
So I just got my first MBP, and I have calibrated my battery. Both iStat and Coconut Battery report my battery health is 98%. Do you think this is reason for concern, considering the MBP is supposed to be new? What is your new MBPs battery health?
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Jun 21, 2010
Last night I calibrated my battery. Let it fully charge for 2hrs, took it off the charger, turned up the screen brightness and keyboard backlight all the way, then proceeded to run the battery down watching videos and whatnot. It went to sleep and I went to bed to let it sit for 5 or more hours. Woke up, charged it up, turned it on and noticed that I went from 97% to 87% (coconut battery says 86%) and I only have 54 cycles. Should I go to the genius bar or something? Or try re-calibrating the battery? Did I do something wrong when I did it? Does it matter how long it takes to run down the battery after it's fully charged?
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Jun 23, 2010
I just bought MBP 17 i5 model a couple days ago from a local apple store(Keystone Mall). and I calibrated my battery yesterday. The thing is I know MBP should sleep when the battery is really low(running off reserve) then when the battery drains out, MBP should do the "safesleep" thing where it stores the current state of the machine so that upon turning the machine back on by supplying the power to it or after charging, MBP returns to the stored state.
But, when i was calibrating my battery, I did get the low battery warning(reserve battery blah blah) but then it drained down to 0 then the screen flickered(literally made a flicking sound) and went dead. When I got up in the morning I plug the adapter on and turned the MBP on and MBP just freshly boots.. rather than restoring the previous state..................
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Aug 17, 2010
calibrating my battery for the first time this morning. i just opened my macbook pro to see that the time left icon jumps every minute. it goes from 8:50 to 12:38 to 6:54 to 11:37 to 7:40! and now it went from 8:45 to 9:19! the percentage remaining is consistent and correct but the time left is way out of whack! sorry for the slang! now it went from 9:19 to 9:11 then 8:47. i have the screen at the lowest brightness, no backlit keyboard, nothing else running except firefox. i wasnt aware that i was supposed to calibrate my battery and its been about 3 months since i bought this. now its at 8:37 now 8:18. this is quite
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Dec 2, 2009
I have a 30 month old MacBook Pro (the SantaRosa line from June 2007)... And was still using the original battery up until 3 days ago. Its capacity suddenly dropped from 83% down to 45%, so I took it to an Apple store, they did a diagnostic, and without question told me the battery was defective, and just gave me a brand new battery with only 1 loadcycle on it. So today I decided to calibrate it, had it charged up, unpulgged it and let it run until it was 'supposed' to go to sleep... It had 0% left on it, the screen shut off, and the sleep light was just starting to dim, when I heard the hard drive go . (As if one pushed and held the power button, aka hard shutdown).
It seems it didn't have enough reserve capacity to let it go to sleep, so instead of waiting the 5 hours (as it wasn't sleeping, and pressing the button on the battery showed no lights at all), I decided to plug it in right away. Would it be a good idea to calibrate again, or simply wait a month or so and do it again then?
When I turned the computer back on, it didn't even resume at my desktop, so not only did it not get to sleep properly, it didn't even have a chance to write the memory to the hard drive, and now the actual battery capacity in Coconut battery is showing up 95%, 5253mAh
Just curious, as 30 months ago when I first got my original one, it calibrated properly and didn't completely die when it got to reserve capacity...
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Dec 25, 2009
My MacBook Pro is only 3 months old with 37 battery loadcycles. I calibrate my notebook monthly and the battery capacity stays the same. I have also tried resetting the SMC and nothing happened I do not have my laptop continuously charging, the most would probably 4 or 5 days straight. My current battery capacity is 91%. What should I do?
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Oct 15, 2009
your battery drain in your laptop to 0, and then charge it to full? I am under this assumption. Please let me know if this is wrong.Anywho, so today I decided to let my battery drain to 0, and then normally it would sleep and I'd wake it up after plugging it in.. but this time I had to actually press the power button, and a gray screen appeared with a meter-like thing to illustrate it "waking up" I guess?
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Nov 2, 2010
Iv e just purchased a new monitor an HP LP2475w sip panel and wanted some kind of calibration software to get it as close as i can. don't really want to buy anything though so is there anything around that is a trial of free i can use?
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Aug 23, 2010
Needing to calibrate my U2711 and so I need to purchase a good quality calibration system.
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Oct 18, 2009
I've had my new refurb MBA (2.13/128SSD) for 2 days. I really love it!!! The battery charged up pretty fast the first day. This evening is the first time that I'm using the MBA for any length of time on battery power and it's going well. I've had it on for over 2 hours and it shows 2:45 battery time left.
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Apr 20, 2010
I just set up yesterday a new i7 MBP after transfering my files from my old iMac. I'm a little concerned about the battery life and temperatures it's running at. The battery hasn't seemed with minimal programs running over 4 hours but I suppose this is because it's new and will improve over time.
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May 25, 2010
I've had it for 16 months and the battery has 192 cycles and its health is now 78% (it fluctuates a bit). Is this health normal for this amount of cycles and age?
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May 28, 2010
I was just wondering what everyones views are on gaming on battery power. I have a new 2010 MBP and was wondering if I should leave the AC adapter out and plug it in when the power gets low, or just keep it plugged in gaming all the time.
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Jun 28, 2009
I've got MacBook Unibody 2GHz and if my charge ratio is 1 charge/1 day how long my battery will work - is it countable?
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May 9, 2010
After discovering that the Tweetie app I use turns on the discrete GPU, I've been looking at alternatives to maximize battery life. A lot of twitter clients use Adobe Air, which also seems to get a bad rep, but is that because it drains battery life too, or because it's just buggy otherwise? So far I've been using twhirl without any obvious issues, and I'm testing out the battery usage with that running. I have to admit, I didn't notice any significant battery drain when Tweetie was running, so maybe I'm just overreacting here. If I remember right I got a little over 6 hours, and installed Tweetie about two hours after I turned my MacBook on then. I'd actually prefer twhirl since I use that on the desktop and I'm just used to it, but not if Adobe Air is going to cause problems on my shiny new MacBook.
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Mar 24, 2009
I've done a search and not really found what I'm after. So here it is..
I like to edit photos, but I've never been confident in doing this on my Macbook, as I edit them and then on another display they always look different and over exposed.
Is it just a bad screen for colour accuracy or is it the calibration? What's the best way to sort this?
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Jul 25, 2010
I have a HP w2408 flatscreen monitor, and I want to use it for my Macbook Pro as an external display. For some reason, after doing all of the calibration steps and whatnot, the colors on the external display still look too saturated and the text looks too washed out. Does anyone have a solution that will make the HP display looks similar to my Mac's? I'm using the Mini-Display Port to VGA adapter. The Mac is the oldest unibody.
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Feb 24, 2012
I recently purchased a macbook pro. I'm a digital photographer & I'd like to colour calibrate the screen. Can anyone recommend the best calibration system for macbook pro? I'm using Mac OS X ver 10.7.2
Info:
MacBook Pro, Mac OS X (10.7.2)
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