Topic : On low battery macbook doesn't sleep just turns off.

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Posts: 9
From: Germany
Registered: Nov 15, 2006
Re: On low battery macbook doesn't sleep just turns off.
Posted: Jan 23, 2008 6:27 AM   in response to: First Magus
 

I've just experienced a similar problem, but I'm not sure whether this is relevant, as I don't know if I have a SR machine ... (how do you tell this?)
I was calibrating the battery (working until it went to sleep), and received three "You are now working on reserve power" notices (at 10, 9 and 8 minutes). I continued to work, and at about the right time the Mac shut down (or went to sleep - I couldn't tell).
I plugged the power adapter in and let it charge for a half hour before plugging in my peripherals (display, keyboard, mouse, USB hub and stick, iPod) and opening it up again. Instead of jumping right to life, the optical drive hummed, and I got a greyish-blue blank screen. I tried waking it from sleep (pressing keys, moving the mouse, pressing esc), then pushing the power button briefly, but to no avail. All I got was I a grey screen with the Apple logo - but no spinning straws... I tried several times, but nothing. When I held down the power button for about 5 secs, then it finally restarted. Fortunately everything had been saved...
Any thoughts?

Black MacBook 2.2 GHz Core2Duo   Mac OS X (10.5.1)   Apple Keyboard, Logitech Trackball Mouse  
c0nde

Posts: 2
From: Lisbon
Registered: Jan 27, 2008
Re: On low battery macbook doesn't sleep just turns off.
Posted: Jan 27, 2008 1:41 PM   in response to: Graham Bone
 

I had the same problem... bought my macbook a week ago. First battery drain went ok, the macbook pulled out the warning and after some minutes went to sleep. But after it began to shutdown after the warning... After 3 hard shutdowns I started to plug the adapter on low battery warning.. and the next day... tried again.. and it never happened again.. how wEiRd is that? I made about 3 drains... and it went to sleep gracefully... and I did no reset to SMC or PRAM..

Macbook Black C2D 2.2Ghz   Mac OS X (10.5.1)    
nikhil_1986

Posts: 14
Registered: Feb 23, 2006
Re: On low battery macbook doesn't sleep just turns off.
Posted: Jan 28, 2008 11:17 AM   in response to: Graham Bone
 

I just solved this problem. Check your system profiler power settings. If your cycle count is less than 300 (and if you purchased your mac within the last 2 years) you can call apple and get a free replacement! I'm so happy that I can do this!

Black Macbook   Mac OS X (10.5)    
nikhil_1986

Posts: 14
Registered: Feb 23, 2006
Re: On low battery macbook doesn't sleep just turns off.
Posted: Jan 28, 2008 11:55 AM   in response to: nikhil_1986
 

Here's the link:
http://www.apple.com/support/macbook_macbookpro/batteryupdate/

Black Macbook   Mac OS X (10.5)    
First Magus


Posts: 9,367
From: N.E. Georgia
Registered: Nov 18, 2006
Re: On low battery macbook doesn't sleep just turns off.
Posted: Jan 28, 2008 12:03 PM   in response to: nikhil_1986
 

If you read the battery update link you gave the extra warranty only applies to the original core duo MacBooks and MacBook Pros.

This is from the link you gave.

For MacBook and MacBook Pro systems with Intel Core Duo processors, this program extends repair coverage on the battery for up to two years from the date of purchase of the computer.

Also the OP has a brand new SR MacBook so it is still covered by the regular warranty.

Mort

 BlackBook Core Duo, 2 GB RAM, WD 320 GB HD, Wireless Mighty Mouse   Mac OS X (10.5.1)   iPod 5G Video, iPod color, iPod 1G Shuffle   
Irish Apple Fan

Posts: 13
From: Ireland
Registered: Nov 2, 2007
Re: On low battery macbook doesn't sleep just turns off.
Posted: Feb 1, 2008 5:57 AM   in response to: nikhil_1986
 

Hi, thanks for posting this.
Howver I called Apple today (I'm based in Ireland so I assume I was talking to someone in their Cork centre) and despite my Macbook fitting the criteria listed, I still can't get a battery replacement! It seems there's more to it than meets the eye.

They asked for info regarding the Full Charge Capacity (it's 3854) and Remaining Capacity (3736) and cycle count (281) and it turns out my battery is still healthy. I think what he was saying is that if the remaining capacity is within 80% of the full charge capacity, all is well.

He suggested taking it to an Apple store (with the case number he gave me) and see how the battery behaves in another Macbook. If it works fine in another MB, then the problem may be with how the motherboard and components are feeding the power.
If that is the problem, then I'd imagine I'd have to bear the cost!

Black Macbook 2 Ghz (first edition), 2GB RAM   Mac OS X (10.4.11)   Intel Core Duo  
carlos.terron

Posts: 5
From: Spain
Registered: Feb 26, 2008
Re: On low battery macbook doesn't sleep just turns off.
Posted: Feb 26, 2008 12:41 AM   in response to: Graham Bone
 

Same problem here. The dialog box about low battery charge it's shown, but if I left the computer run out of battery, it doesn't sleep, directly shutdown without save state.

Macbook (Late 2007)   Mac OS X (10.5.2)    
Muzaffer Can

Posts: 70
Registered: Oct 16, 2006
Re: On low battery macbook doesn't sleep just turns off.
Posted: Feb 29, 2008 9:37 AM   in response to: Graham Bone
 

I have exactly the same problem. Tried everything, including resetting SMC. What do I have to do next?

iMac 20" Early 2006, MacBook Late 2007, iBook G3 900 MHz, Performa 5260, Macintosh Classic   Mac OS X (10.5.1)   iPod 5th Gen, iPhone 8 GB  
llennyleo

Posts: 2
From: Hawaii
Registered: Mar 1, 2008
Re: On low battery macbook doesn't sleep just turns off.
Posted: Mar 1, 2008 1:00 AM   in response to: Graham Bone
 

I have the same problem. MacBook Release 1.1 Battery Cycles 167. I am NOT using Leopard, as I have been unable to install it despite all attempts.

Guess now, I have two things to talk about at the Genius Bar.

Thanks for posting this.

Aloha,

Leo

MacBook 1.1   Mac OS X (10.4.11)    
FUNK1196

Posts: 35
Registered: Oct 20, 2006
Re: On low battery macbook doesn't sleep just turns off.
Posted: Mar 24, 2008 4:42 PM   in response to: Muzaffer Can
 

same thing here, only started happening in the last month or so it seems.

mightve been cause of an update.

used to sleep after the battery ran out, but now it turns off EVERY time. quite annoying.

Macbook   Mac OS X (10.5.2)    
Jeff Belliveau


Posts: 10
Registered: Apr 14, 2004
Re: On low battery macbook doesn't sleep just turns off.
Posted: Mar 27, 2008 12:13 AM   in response to: llennyleo
 

same problem here- I, unfortunately, took some bad advice and deleted the 1.3 update and attempted to install the 1.2.. No go, says my system doesn't require that update..

     
stevejalim

Posts: 4
From: London, UK
Registered: Apr 28, 2008
Re: On low battery macbook doesn't sleep just turns off.
Posted: Apr 28, 2008 3:42 PM   in response to: FUNK1196
 

Yeah, it's only been affecting my MB for about the last month -- pretty much since the last Software Update, IIRC.

Am hoping that, if Apple messed up something, the next SU will fix it. In the meantime, I'm going to call them about the battery replacement programme, just in case.

Macbook 2GHz   Mac OS X (10.4.11)   2GB Ram  
stevejalim

Posts: 4
From: London, UK
Registered: Apr 28, 2008
Re: On low battery macbook doesn't sleep just turns off.
Posted: Apr 28, 2008 3:46 PM   in response to: stevejalim
 

PS - I don't even get the low battery alert. It just falls over with no warning.
PPS - based on post above, doesn't look like i'm in line for a new battery, either.

Dang

Macbook 2GHz   Mac OS X (10.4.11)   2GB Ram  
stevejalim

Posts: 4
From: London, UK
Registered: Apr 28, 2008
Re: On low battery macbook doesn't sleep just turns off.
Posted: May 4, 2008 5:29 AM   in response to: stevejalim
 

One thing that might be a factor is that when I'm not running an app that uses the Java Virtual Machine, the battery warnings and everything behave as normal, whereas if I'm using something that calls on the JVM, i get the sudden-death thing...

Off to the Apple Store to buy a new battery. Not happy at having to spend £100 on it. I bet there's a large profit on Li-ion power packs...

Macbook 2GHz   Mac OS X (10.4.11)   2GB Ram  
stevejalim

Posts: 4
From: London, UK
Registered: Apr 28, 2008
Re: On low battery macbook doesn't sleep just turns off.
Posted: May 4, 2008 7:55 AM   in response to: stevejalim
 

Edit of above. Might not be when JVM is running, just when Flash Player is running (I'm running the debug version of FP 9,0,124,0)

Macbook 2GHz   Mac OS X (10.4.11)   2GB Ram