Apple's trademark for magnetically-coupled external power adapters that provide power and charge the batteries in portable Macintosh computers including the MacBook, MacBook Pro, and MacBook Air

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15
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6answers
29k views

What would happen if I use a Macbook Air Powersupply with a 15" MacBook Pro Retina (or vice versa)

My girlfriend has a Macbook Air. The power supply is smaller and lighter than the Pro. It has an output of 14.85V and 3.05Amps. My Pro Retina has a power supply that is 20V and 4.25 Amps. Both ...
12
votes
6answers
29k views

How can I clean a MagSafe power port on my MacBook Air

There appears to be a few small metallic fragments clinging to the magnet around the port where the MagSafe power connecter attaches to my MacBook Air. I can still get the cord to (mostly) seat, ...
7
votes
3answers
21k views

Can i use my old MacBook charger on my new Mac?

I have a 2011 15" MBP, that uses a 85W power supply. My old 2008 MBP 15" also has a 85W power supply, but I cannot get it to work. Shouldnt it? Its the same watt power, and the adapter fits.
5
votes
3answers
2k views

Do all magsafe power ports have the same form factor?

I have a MacBook6,1 with a 60W magsafe power adapter. The cord on the adapter got chewed up by my rabbit (she's fine) and I would like very much to replace it. But I really don't want to spend the ...
5
votes
1answer
1k views

Are the mid-2012 Macbook Air compatible with older MagSafe adapters?

Will the mid-2012 Macbook Air models be compatible with the MagSafe power supply of the previous generations?
4
votes
3answers
10k views

My MacBook Air won't charge

My MacBook Air won't charge, the MagSafe doesn't even have that green or red orange light and when it does it isn't very bright. The Battery Icon on the upper right corner indicates not charging. ...
4
votes
2answers
2k views

How to earth a MagSafe2 adaptor for 15" MacBook Pro with retina display?

There is no earthing pin, only a socket with a metallic rim. Will it require some special socket that has a projecting earth pin? This is for use in India @ 230W. My adaptor is 85w.
4
votes
6answers
8k views

Is my MagSafe covered under my MacBook's AppleCare?

I have a white 2010 MacBook, and the outer casing for the wire on the MagSafe power adapter has developed a small split. Is this something that may be covered under my MacBook's AppleCare? Is it ...
3
votes
5answers
2k views

Is an older MagSafe power adapter compatible with a newer model MacBook Pro?

I'm using the MagSafe power adapter from my old multibody Macbook Pro: On my new unibody Macbook Pro: The MagSafe power adapter has become very hot and emitting a faint burning smell. It's not ...
3
votes
1answer
363 views

85W MagSafe adapter only delivers 77W?

My late 2011 17" MBP was delivered with an 85W MagSafe adapter. Under heavy stress (either CPU and/or GPU) the MBP has to draw additional power from the battery in order to keep everything running. ...
3
votes
4answers
18k views

Why does my MBP say “Not charging” when plugged in?

I have the latest 2011 Macbook Pro. Sometimes I notice that even when I'm plugged in, the battery status says "Not charging" even when I unplug it and the battery is at 35%. Why isn't my MBP charging? ...
3
votes
1answer
2k views

Whistling MagSafe power adapter

When I connect my MacBook Air's 45 W MagSafe power adapter to my MacBook Pro (which came with a 65 W MagSafe power adapter), and the Pro uses lots of power (such as installing updates and restarting), ...
3
votes
2answers
663 views

Does a MacBook Pro need a power adapter to work in the Bahamas?

A classmate asked me if the US MacBook Pro adapters are usable in the Bahamas. It boils down to the type of electricity and outlets there, but being that I have no clue, I'm asking here. Does a USA ...
3
votes
2answers
7k views

Are L-shaped and T-shaped Magsafe 1 interchangeable? [duplicate]

I want to buy replacement Magsafe 1 cable for my MBP 17" Late 2011, and they are available in two options — L-shaped and T-shaped. My computer was shipped with L-shaped connector, however I want to ...
3
votes
1answer
3k views

Magsafe light occasionally turns off while plugged in

Every once in a while, the green light on my Magsafe adapter will turn off, but the computer will indicate that it's still running off of AC power. If I unplug the adapter from the computer and then ...
3
votes
1answer
294 views

MagSafe Power Cord soldering with Power Brick

How can I solder power cord back as it was? Has anyone else had the same problem? I know that Apple hardware and peripherals are very hard to "open up", so maybe some of you know some tricks about it. ...
3
votes
5answers
14k views

MacBook Air Battery is not charging, no light, still be able to power up, battery condition is normal

I experienced this behavior two days ago (My MacBook Air is late 2011 version (4.2): I can still power up my Mac, with or without MacSafe charger connected Battery is not charging There is no light. ...
2
votes
5answers
9k views

MagSafe Power Cable Going Yellow

Well, my MBP cable has gone yellow after a while. I've tried cleaning it with water, and also toothpaste (with whitening) and that doesn't seem to have removed the yellow stains. I guess I'll try ...
2
votes
3answers
8k views

Out of warranty MBP ,Burned Magsafe port and frayed charger cable - repair option and cost?

I have a MBP 15" 2011 model and has is the burned magsafe port (leftmost pin melted) which i noticed today. The connector gets too hot sometimes ( but remains ok when I charge in sleep mode). ...
2
votes
1answer
930 views

Magsafe adapter not “fitting” in to MacBook Pro

I have a Mid-2009 MacBook Pro, and all was well before the weekend. Now when I try to fit in the MagSafe charger to the macbook, I am unable to fit it in correctly (but as you can see, it is ...
2
votes
1answer
2k views

How hot is it normal for a 45 watt MagSafe Adapter to get during use?

I have a Mid-2011 MacBook Air (13"). Recently, the 45 watt MagSafe Adapter grew extremely hot (painful to touch) and smelled slightly singed while I was using the machine and plugged into the wall. It ...
2
votes
1answer
2k views

Replacement plug on MagSafe adapter?

The plug portion of my power adapter broke off. Fortunately, this piece of the adapter seems to just slide off of the main adapter body, attaching via a round metal piece. So basically I would just ...
2
votes
2answers
2k views

Macbook power adapter issue: PPP003

I'm using Macbook Pro 15" Retina Late 2013. OS is Yosemite Public beta. Once in month I usually do diagnostics (Apple's boot time diagnostics, the when you press "D" ). The last the when I did it, I ...
2
votes
1answer
1k views

Specification of MagSafe power adapter coaxial cable?

Does anyone know what type/specification of coaxial cable is used from the transformer brick to the MagSafe connector in the A1343 power supply? The cable from my 85W MagSafe power adapter to my MBP ...
2
votes
1answer
273 views

Shocking? - MacBook stubby earthed charger UK

I have no idea why. But apple have not earthed the stubbly plug for the macbook pro transformer. So on the short lead the only way the charger is earthed is when I touch it or the macs unibody which ...
2
votes
2answers
2k views

Apple charger port magnet has lost it's pull

My friends laptop was dropped and fell directly on the power charging connector as it was connected to the charger. Now the port still works, but the strength of the magnet that holds the connector ...
2
votes
0answers
360 views

reverse magsafe adapter? (magsafe2 power to magsafe1 laptop)

I have some magsafe2 power cords. That's fine, but occasionally I need to loan power to an older laptop that has the magsafe1 port. I carry a magsafe2 adapter so I can steal power from them. But is ...
2
votes
0answers
689 views

Fluctuating voltage on Magsafe charger

I got two Apple Magsafe charges, one for which I needed to cut and rejoint the cables. The fix went well and now when I plug in the charger it works and charges my Macbook Pro. Though when I measured ...
1
vote
3answers
3k views

Use Goal0 Nomad 7m Solar Panel to charge MacBook Air?

I've got a Goal0 Nomad 7m solar panel. It produces ~7 amps @ <22V DC on a regular day. The MacBook Air has a 45W charger. The markings on the charger say it runs at 14.5V DC @ 3.1 amps. Unless I'm ...
1
vote
5answers
5k 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 ...
1
vote
1answer
297 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
1answer
8 views

Can I use a Early 2011 MacBook Pro 13“ charger with my Late 2013 MacBook Pro 13” with the MagSafe Adapter?

I bought a Early 2011 MacBook Pro 13" but eventually upgraded to a newer Retina Late 2013 13" model. I'd like to get another charger, but I'm curious if I could use the old charger that came with ...
1
vote
1answer
1k views

MacBook Pro stopped working, won't turn on, MagSafe adapter blinking green

I was working on MacBook Pro (2012), the battery was full and the MagSafe adapter light was green. When I connected an iPhone USB cable, the MacBook Pro immediately went black (it shut off without ...
1
vote
1answer
632 views

How can I set external display as primary and turn off internal display without connected MagSafe power cable?

When I connected MagSafe power cable to Mac and close lid, secondary display become a primary and dock migrate to it. But when I disconnected MagSafe power cable - the primary and secondary monitors ...
1
vote
1answer
99 views

using Apple products abroad: just replace the plug?

For many Apple products, e.g. macbook air, or iphone, the power supply is the same for different countries, and it accepts a power range of 100-240V and 50-60Hz (which I think is a great idea, since ...
1
vote
3answers
2k views

My MagSafe to MagSafe 2 converter becomes extremely hot. Why?

Out of nothing, my MagSafe to MagSafe2 converter became extremely hot while charging. So hot, I could not even touch it. What could cause it? I've been using it so I can leave multiple old 85W ...
1
vote
1answer
465 views

How to use new Macbook Air's power adapter with previous generation MacBook Pro?

I have a MacBook Air (Late 2012), which has the new Magsafe 2 power connector. I would like to use the power adapter with my 15" MacBook Pro (Mid 2010). Is there an adapter for it? A quick search on ...
1
vote
2answers
3k views

How can I triage a MacBook Pro that won't charge with the LED dimly lit green?

I have an early-2011 MacBook Pro that will not charge. The green light on the MagSafe connector is barely green. Besides the fact that the system info tells me the battery is not charging, the ...
1
vote
1answer
10 views

Magsafe 1 Charger to Replace Magsafe 2 Charger

My current Magsafe 2 charger broker, and I was wondering if my other Magsafe 1 charger can replace this Magsafe 2 charger?
1
vote
1answer
4k views

Using 85W MagSafe inplace of 60W MagSafe 2 for MBP retina 13"

I have 2 MBPs: 1. Personal MBP 2011 15" (with 85W magsafe) 2. Work MBP Retina 2013 13" (with 60W magsafe 2) So can I use my 85" magsafe for my 13" retina using this converter without any power ...
1
vote
2answers
393 views

Is it ok that a MacBook turns on from sleep with the lid closed when MagSafe is connected/disconnected?

I have a mid-2012 MacBook (non-retina). Recently I've noticed that after closing the lid to put it to sleep, once it's sleeping if I pull or attach the MagSafe connector to it it will turn on from ...
1
vote
2answers
504 views

Intermittent charge on Macbook Pro

I have a 2010 Macbook Pro with a MagSafe T Power adapter. The power adapter makes a buzzing/hissing/fuzzy noise when it is plugged into the wall. When it is plugged into my mac, my light turns green ...
1
vote
1answer
26 views

Is it okay to use the cord from a Magsafe adapter with a different wattage?

I have a 2011 Macbook Air. The original Magsafe cord was getting flimsy, so I cut the old cord, got a spare one from eBay and soldered it to the power adapter. However, I realised the wattage rating ...
1
vote
1answer
92 views

Are Apple's AC Cords for MagSafe (1+2) always the same?

I am getting a customised MacBook Pro Retina and it will have a AC Cord for Britain, but I need one for EU/Germany. So can I easily switch the AC Cord of my MagSafe 2 to a German one? Are these Cords ...
1
vote
0answers
87 views

Macbook A1342 Shuts down when releasing keys

my problem isn't quite similar, but still it is vey frustrating... I own a late 2009 A1342 macbook 6.1 unibody which was diagnosed as brain damaged and followed to be thrown off into the junk jar :( ...
1
vote
1answer
236 views

Is Magsafe strain relief covered by warranty?

I own a macbook 2012 and the cable snapped due to strain relief. I have not wrapped the cable around the charger box tight considering this could happen but it did anyways. Is this covered by the ...
0
votes
2answers
627 views

Can't power on without SMC reset whilst holding power

Grabbed out my old unused White Macbook 13" Mid 2009 (Macbook 5,2) because I'd like to donate it to someone. However, it wouldn't power on or charge (no light on the MagSafe adapter). I worked out ...
0
votes
2answers
72 views

Using 45W Power Adapter with MacBook Pro Retina 15

I would like to know if I am able to use a 45W MagSafe Power Adapter in my MacBook Pro Retina 15 with a MagSafe to MagSafe 2 Adapter. I am normally using the original one (85W MagSafe 2 Power ...
0
votes
1answer
788 views

What chargers are compatible with A1226?

I need to buy a power supply for my A1226 15-inch Macbook Pro (2007), but I can't find any anywhere. Apple's online store, ebay, or amazon. So I'm wondering if the charger doesn't have to be the one ...
0
votes
2answers
455 views

Strain relief of MagSafe cord and safety

My MagSafe adapter has suffered from strain relief and the insulation is completely frayed off near the tip (it is the newer L-shaped adapter rather than the old T-shaped adapter). It still seems to ...