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MacBook Pro mid 2010 13 inch battery?

Hello,

I remember my old MacBook's (white, early 2008) the battery showed things like : "Replace soon" and so, but on my MacBook Pro it went to Service Battery immediately.

Now it seems it still holds as much as charge as it did before, so I don't know if I should replace it. First I'll try calibration. I already reset pram and everything… Shouldn't the cycles be up to 1000 at least? This is why I bought this MacBook at first place.

According to Mac notebooks: Determining battery cycle count it is 1000 cycles, but I've only charged it 420 times.



What can I do to improve my battery's life and why isn't it 1000 cycles as Apple promised? I have a feeling I will never buy any Apple products again if I have to say goodbye to my battery soon. Disappointment after disappointment ;( Hopefully it can be still saved without a replacement.



<Image Edited by Host to Remove Serial Number>

Posted on Jul 14, 2014 12:47 PM

Reply
12 replies

Jul 14, 2014 1:09 PM in response to White-1

White-1,


I have the same model MacBook Pro as you. When new, our model’s battery has a full charge capacity of 5800 mA·h. Your battery currently has a full charge capacity of 4423 mA·h — 76% of its new capacity. Since it’s below 80% of its new capacity, Apple considers your battery “consumed”, and recommends that it be replaced. Apple states that the battery’s maximum cycle count (note that key word maximum) is 1000 before it is consumed; as you can see, it can be consumed before it reaches that maximum. No amount of calibration will restore your battery’s lost charge capacity; your choices are to either replace its battery or to live with its reduced capacity.


To maximize the life of your replacement battery, start recharging it when it gets down to 20%. Running on battery down to lower percentages will shorten its life.

Jul 14, 2014 1:21 PM in response to Melophage

Melophage wrote:


Apple states that the battery’s maximum cycle count (note that key word maximum) is 1000 before it is consumed;


It's quite important to remember that the lawyers added two wiggle words to convert a tech parameter into Legalize (my emphasis in bold italics):

The built-in battery of your MacBook Pro or MacBook Air is designed to deliver up to 1000 full charge and discharge cycles

[from http://www.apple.com/batteries/notebooks.html under the section, "Your New Notebook"]


That means they don't HAVE to replace a battery that signaled "Service battery" but is otherwise not showing signs of failure like leakage or short runtime.


ToWhite-1: Were it I and I were getting reasonable runtime, I'd be inclined to ignore that warning for the time being and simply watch for sudden changes or a catastrophic drop in runtime.

Jul 14, 2014 1:28 PM in response to Allan Jones

Allan,


the lawyers certainly are involved with the terms and conditions of the hardware warranties and the AppleCare Protection Plan terms and conditions; in both cases, they state that gratis battery replacement is only provided for defects in materials or workmanship. A short runtime can be caused by user behavior; it is not necessarily due to defects in materials or workmanship.

Jul 14, 2014 11:06 PM in response to Melophage

Allan,

I think I should listen to you the most, because I tried to calibrate my battery (it didn't help) and it took me 10h to drain it to zero. I shouldn't worry.

Battery Health app shows that it's health is 76%, so really there's no reason to worry about it. I used my white MacBook's battery even when it's health was 40%, but it suddenly stopped working correctly, so I got it replaced. I'll do the same with MacBook Pro. I think they're still supporting my MacBook pro a year later and I can order and buy spare parts.


I shouldn't actually worry.


Thank you all

Aug 5, 2014 4:22 PM in response to Melophage

Last year i've bought a Macbook Pro 13" medio 2012.

Now, almost a year later and after 433 cycles, i only have 78% battery health left.

Yesterday i had a battery warning so i went to the apple store.

They've told me my battery is about to break down and that i had to wait a bit longer until it breaks down.

Can i replace my battery for free ( i have Applecare) when it breaks down=( -75% battery health?) at lets say 475 cycles?

Aug 5, 2014 7:06 PM in response to Joeridk

Joeridk,


AppleCare only covers gratis battery replacement when the battery is defective due to materials or workmanship. If your battery isn’t defective, but merely consumed, then AppleCare doesn’t cover it, and you’ll need to pay for a replacement battery. (Apple considers your battery consumed when its “health” [current full charge capacity] is 80% or lower of its original full charge capacity. There’s no guarantee that your battery will last for a given number of cycles, since user behavior can reduce the battery’s life. To maximize the life of your next battery, be sure to start recharging it when it gets down to 20% charge.)

MacBook Pro mid 2010 13 inch battery?

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