2
votes
1answer
43 views

Prevent iPhone from charging when plugged into a battery powered MacBook Air

I would like to prevent my iPhone draining power from my MacBook Air while the laptop is not plugged in and relying on battery power. How would I do this? Note, there doesn't seem to be any "unpowered ...
2
votes
0answers
34 views

Earthed (Grounded) Stubby Plug for MacBook AC Adapter

Much hay has been made of the apparent grounding issue while using the stubby plug on a MacBook AC adapter. While I understand it is completely safe to have a bit of grounding flowing through the ...
1
vote
1answer
222 views

MacBook Pro Battery Problems

I have a MacBook Pro late-2012 model. And my cable started showing symptoms of fraying. So I ordered an offbrand cable from Amazon with good reviews and it arrived today and I tried it and the Mac ...
1
vote
0answers
54 views

Macbook Pro (Mid 2010) replacement power supply issue

I have a multi macbook/macbook pro household, made up of a 2006 mb, mid 2008 mbp, and mid2010 mbp models. I recently purchased a new 85 watt power supply and immediately noticed that it would not ...
1
vote
1answer
39 views

Lots of weird stuff happening today

So I'll just list the symptoms I've experienced in the last few hours, so far I can't seem to find a pattern, suffice to say the macbook is virtually unusable for my purposes. It's a 2010 Macbook ...
0
votes
0answers
257 views

Macbook randomly shuts down without on charge (even at ~90% full)

I'm having a real issue with my Macbook (white, late 2009 version, running Lion OS X). It was about since 2 weeks ago or so, my Macbook would just randomly shut down, I lost a couple unsaved files ...
1
vote
1answer
157 views

Will one power adapter work with all shipping MacBook Air and Pro as of March 2013?

I have a Late-2008 Macbook White (MacBook4,1) model, and my AC Adapter broke. Now I want to buy replacement adapter, but since I am going to upgrade to a MBP13 or MBP15 in the next 1-2 years, I want ...
1
vote
2answers
108 views

Electricity coming through screws, USB, and headphone jack on 2009 MacBook

I've seen some online threads and at least one StackExchange question on this, but the answers don't seem to apply to my situation. I have a 2009-vintage white 13" MacBook that's always been in great ...
10
votes
1answer
210 views

Macbook started to consume battery more quickly

This seemed to happen after I did several things at once (all of which I have since reversed in trying to track this down): installed a (Crucial M4) SSD drive (replacing my old SATA 5400 RPM drive), ...
2
votes
1answer
338 views

Can I use a foreign power cord to power my MacBook?

I have a MacBook Pro computer and I will be traveling abroad to Hong Kong for studies. The electric sockets and voltage are different than here in the US so I would have to use a converter but it is a ...
1
vote
2answers
1k views

My battery is not charged. The only way to operate is to plug the computer in

My battery says 0% charge, there is no x over my battery icon. The MacBook runs fine on corded power but dies as soon as I unplug. What could be the problem?
4
votes
1answer
294 views

Can you power on a MacBook with a wireless keyboard?

Is it possible to power on a MacBook using a wireless keyboard? If that sounds strange, I'm asking because I use a Bose radio as the sound system and the radio fits nicely on top of the laptop.
3
votes
4answers
1k views

MacBook won't sleep while charging

An ongoing problem: my MacBook Pro (i5, 2.4ghz, 15") won't sleep while charging. I close the lid, but I don't get the pulsing "sleep light", it just stays fully illuminated. If I listen closely, I ...
0
votes
1answer
104 views

Can a PowerBook or MacBook be configured to automatically wake when power is connected?

I'm looking to turn an old Mac laptop into a "car-puter". However, I don't want to drain the battery on either the laptop or the car. Is there a way to configure it so that the computer automatically ...
1
vote
1answer
204 views

How to check if internal HDD spindle is off after unmount

I use SSD instead of optical drive in my Macbook MC516LL, so I have bunch of reasons why I wants to keep HDD's spindle off: Preserve HDD from shock Reduce energy consuming Reduce overall system ...
1
vote
5answers
4k views

Power adapter connection issues

Lately, my Magsafe power adapter has not been connecting properly: The wires are not worn out as I take good care of them The issue happens when I try to connect my power adapter to my computer The ...
0
votes
1answer
279 views

International Power Converter

I am going out of th country in a few weeks, and I am planning on taking my Macbook. I have a power adapter for the country I'm visiting, but it was bought for a PC. Will it work on a Mac?
2
votes
4answers
229 views

New powercord for MacBook

I am considering going on eBay to try and buy a new powercord for my MacBook. I know that phones often advise that you only use the official charger, so I was wondering if the same warning applied for ...
14
votes
4answers
7k views

What's the point of the 60W Apple MagSafe replacement charger?

One of the cable tabs on my MagSafe charger for my MacBook came undone, so I took this as a sign to retire the charger to home use and to purchase another for travel. When I went to my local Best Buy, ...