Questions tagged [magsafe]

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

Filter by
Sorted by
Tagged with
0
votes
0answers
4 views

How do I fix “Battery is not charging” for 2012 macbook pro retina?

I have a Macbook Pro, and it's battery is not charging. If I switch off the power adapter, the computer instantly switches off. No shut down sequence. I have to plug in the power adapter to switch ...
3
votes
0answers
23 views

Macbook Pro charging port isolation paint dried out

Macbook Pro model A1278 charging port isolation paint dried out. Now it is naked, just magnets. Could this be a problem for computer
2
votes
2answers
271 views

MagSafe: Where is the charger ID stored?

I'm about to change my power adapter's cable due to the classic cable fraying. However, according to this, there's data that gets passed around using the 1-Wire protocol. I only see 2 wires on there....
1
vote
2answers
86 views

What is the voltage output of an Apple 85W MagSafe 2 model A1424 without a load?

I’m looking to understand how to test and evaluate chargers so this is a bit technical a problem. Since MagSafe is proprietary, I can’t consult a USB power distribution specification to know how ...
0
votes
1answer
18 views

What input voltages does the 85W Magsafe 2 power adapter accept?

I have an 85W Magsafe 2 (A1242, MD506LL) power adapter which has been happily driving my MacBook Pro from US and Canadian 110V AC power. I am about to take this power adapter to Europe. Will I be able ...
0
votes
0answers
38 views

Outer ground pins in MagSafe connector are melting

I had to replace my MagSafe charger for the outer pins in the L connector were worn down. A week later after using my new charger, the same outer pins on the new charger also wore down already. Does ...
2
votes
0answers
38 views

MacBook Pro won’t charge after a power outage

Here’s the story: I left my MacBook Pro 13 mid 2010 plugged in for the night, and during the night there was a power outage. When I woke up there was no electricity, so I just unplugged the charger ...
0
votes
0answers
23 views

Macbook Pro 12,1 A1502 Power Issues

I have a Macbook Pro 12,1 A1502 that has the following problems. When the charger is connected the light turns green for a few seconds then orange which I believe is normal behaviour. However the ...
0
votes
3answers
66 views

What's the best way to wind a MagSafe 2 around the clip and power brick to make it easier to transport?

I'm totally blind, and have a MacBook with MagSafe 2 connected to the extension cable. Would somebody be able to explain how the cable can be wound around the clip on the MagSafe 2 and the pop-out ...
4
votes
1answer
35 views

Do all Magsafe adapters have removable extension cables?

I have a 60W MagSafe charger (2012 Macbook Pro) and am wondering if the extension cord is removable so that I can just plug the actual "brick" into the wall with a fitted adapter? It doesn't seem like ...
3
votes
1answer
43 views

Using Magsafe 1 85w 18.5v adapter for MacBook Pro 2015 15''

I want to use a Magsafe 1 85w 18.5v adapter for MacBook Pro 2015 15", which normally requires a Magsafe 2 85w 20v adapter. Is the voltage difference is going to be an issue?
0
votes
0answers
37 views

Can I use a powerbank to charge a turned off macbook?

If its allowed I'll link an example case. Powerbank Output:DC 5V/2.4A, Type C 5V/3A. Laptop is 2015 MBP 13". Someone told me it's MagSafe 2 power socket won’t charge with anything lower than about ...
1
vote
1answer
406 views

USB to MagSafe 2 Adapter

In case of an emergency, I'd like to use my solar powerbank to charge my Macbook 2015 13". It outputs 2.1A 5V, and I learned that the MBP can be charged with that, but I don't know if that's actually ...
3
votes
3answers
73 views

MacBook Pro only charges with smaller MagSafe 60W

My MacBook Pro 2.3ghz i7 mid-2012 stopped charging and the light on the charger doesn’t show up anymore. I thought it was the MagSafe 85W and got a new one, but my MBP is still not charging. The ...
1
vote
0answers
363 views

How can I evaluate the safety of these Magsafe 2 USB-C Charge Cables?

They look like and claim to be USB-C to Magsafe 2 cables, that allow you to charge up on the go from a USB-C wall adaptor. Link 1: https://jgotech.com/collections/usb-c-power-delivery/products/...
0
votes
0answers
25 views

MacBook Air battery not charging - very strange issues [duplicate]

I have been repairing a water-damaged MacBook Air 2015. Initially the machine would only boot with the battery disconnected and power connected, but then die after around 20 minutes. The MagSafe light ...
0
votes
0answers
23 views

Can an 85w MagSafe charger (model#: A1172) be used safely with a MBPro 13.3” retina? [duplicate]

I’ve read through a few threads on here on this subject - which give very detailed information - but just wish to ask, by way a safety/ sanity check, the following... I have a MacBook Pro 13” Retina ...
1
vote
1answer
70 views

Is this MacBook charger counterfeit?

I bought a supposedly original charger for my MacBookPro9,2 (A7A048) 2012 Macbook pro. It does feature the apple logo etched into the plastic, it also says Designed by Apple in California ...
1
vote
1answer
400 views

27" Apple Cinema Display (video and power) to one USB-C

I've got an Apple Cinema Display with ThunderBolt-2 and MagSafe-1 connector and would love to combine these two cables to one ThunderBolt-3 to supply power to the Mac and video and sound to the ...
2
votes
0answers
72 views

Do I have enough evidence to conclude that my 2017 MacBook Air's problem is in the logic board? [duplicate]

I'm trying to revive a MacBook Air 2017 that suffered a liquid spill (diet Crystal Light on the keyboard). After a week of drying, open, in an aggressively dehumidified room, it started up and behaved ...
2
votes
0answers
124 views

Magsafe problem: only works in certain positions

I recently bought a brand-new, genuine Magsafe 60W charger for my mid-2010 MBP (my previous charger died suddenly after months of extreme fraying). Within a few hours of using it, strange and bad ...
5
votes
1answer
415 views

Magsafe port coating worn away

The plastic coating of my (mid 2010, 13 inch) Macbook Pro's Magsafe charging port has almost completely worn away over time, exposing some kind of shiny metal surface beneath. How important is this ...
1
vote
1answer
1k views

Is my Magsafe 2 Power Adapter fake?

Look please at the pictures below. The old charger is genuine when I bought a ME865 (sealed box). Today I bought MF841 (2nd) along with a new one. Is this a fake? AC Charger Information: Connected:...
2
votes
1answer
108 views

Can I use a DC 60W 18v 3A solar pannel to power my macbook pro 15" retina mid-2012?

I have found this solar pannel ( https://fr.aliexpress.com/item/Suaoki-60-w-Panneau-Solaire-5-v-USB-et-18-v-DC-Sortie-Portable-Pliable-Puissance/32935273533.html?spm=a2g0w.search0104.8.83....
1
vote
1answer
99 views

MacBook Pro not booting

I have a mid 2010 MacBook Pro that won't boot up. Faced this problem quite a while ago, so i sent it in for repair and was told the logic board may need replacement. The store told me they tested my ...
0
votes
1answer
85 views

What are the electrical requirements for magsafe charging?

I'm supplying power to a MacBook Pro via a magsafe cable from a broken 60 W power supply. Is it safe (1) to omit the initial high impedance 6 V or 3 V and simply apply "14,5V to 18,5V on Magsafe 1 ...
1
vote
1answer
464 views

Burned magsafe dc in board ports: Replace, even if working?

I have noticed that two of the pin plugs on my magsafe dc in board, the ones, which are for power are blacked. As far as I know, this is due to moisture. Right now everything is working fine, however ...
3
votes
3answers
3k views

How safe is it to replace the magsafe 2 connector with another one by simply connecting the wires?

I have a problem with my magsafe 2 adaptor, it has been stopping to work occasionally for a while now. Until now I always managed to get it to work by yanking the cable (in order to unstuck the pins), ...
0
votes
1answer
17 views

Can i charge mag safe 1 laptop via external portable battery ?

Ive got a mid 2012 15" Macbook Pro with which has a magsafe 1 power port. Is it possible to charge this model of laptop with an external battery like the 20000 Mah units you can get to charge phones ...
-1
votes
1answer
577 views

Can magnetic adapters for USB-C be dangerous?

As it is well-known, Apple has scrapped the MagSafe connector. Thanks Apple, was too good to keep :-( I'm considering the purchase of one of the many magnetic adapters available on the market. But I'...
1
vote
1answer
168 views

Reattach magsafe connector on logic board

I accidentally removed the dc connector socket while cleaning the logic board of my macbook. I can no longer put it back (it doesn't stay on or falls off immediately). Is it possible to reattach or ...
2
votes
1answer
543 views

Macbook Air charger not working

The circumstances of my Macbook Air (late 2010 model) and its inability to charge the battery are a bit unique from the other cases I've read about on forums: My battery would not charge, and the ...
7
votes
1answer
906 views

Are Macbook Pros with a rusted / corroded MagSafe port safe to operate?

So I have MacBook Pro 13" 2015 and when I connect the MagSafe power connector to it, it seems like it’s more difficult to charge. So I check the MagSafe port and want to clean it I think. When I ...
0
votes
1answer
83 views

Macbook Air 2017 won't charge

I have the MacBook Air 2017 and until today it was working fine. Now, when I plug in the Mag Safe connector the light doesn't turn on nor does the computer detect that I've plugged the cable in. I'...
5
votes
1answer
4k views

Can I charge my Macbook pro 2015 without using MagSafe 2 power port?

I have a MacBook Pro (Retina, 15-inch, Mid 2015) https://www.apple.com/in/macbook-pro/specs-2015/. Now after three years of use, the charger isn't responding to being plugged in. I tried to reset the ...
3
votes
1answer
196 views

My MBP will only charge with a T shaped magsafe now

I have a MacBook Pro (15-inch, Early 2011) which came with a L shaped magsafe charger. I have been having problems for sometime now, wouldn't charge properly, cut off randomly, charger would cut out/...
1
vote
0answers
50 views

early 2015 13 inch macbook air shuts off when disconnected to power [duplicate]

my macbook air shuts down 0-30 seconds after I unplug it from the magsafe. the computer says it's at 90%, and charging; I did an SMC reset, ran apple diagnostics (no issues detected), cleaned the ...
23
votes
5answers
58k views

USB-C to MagSafe 2 Adapter

I have a 2015 MacBook Pro with a MagSafe 2 charging cable. My wife has a new MacBook Pro from 2016 with USB-C. I was wondering whether I could technically (in the matter of electronic feasability) use ...
1
vote
0answers
1k views

MacBook pro charging light turns green and orange after some time

I have three 65 watt L type chargers. Problem is with one of my laptop (MacBook pro 13 mid 2012) during charging, charging indicator light turns green and orange after some minutes(its random time ...
1
vote
0answers
64 views

Weird Linux and/or MagSafe charger glitch

This is... confusing to say the least. A few months ago, the battery in my 2010/2011 MacBook Pro completely died, complete with a Permanent Failure Flag. Today, I replaced it, and things are really ...
2
votes
2answers
573 views

Macbook Power Adapter Prongs Burnt

I was travelling in China with my Macbook and USB-C Power Adapter. While plugged in at a hotel, the prongs of adapter got burnt. Is it okay to just replace the prongs, or is it likely that the ...
1
vote
1answer
103 views

Macbook charge cable doesn't work in my macbook. Macbook #2's cable works in my macbook. Why isn't my macbook able to charge with my cable?

So, I've been having an issue on and off for a year or two where my macbook airs magsafe charger wouldn't actually charge my device, and I'd have to reset the SMC 10+ times to get it to recognize my ...
3
votes
3answers
21k views

2013 MacBook Air 13" won't boot - green MagSafe LED

I have a 2013 Macbook Air that suddenly won't boot. It was working as of yesterday. I woke up this morning and it wouldn't start. At the time, the Magsafe2 Adapter was not lit up. My wife has a ...
0
votes
1answer
83 views

my mag safe 2 not working [closed]

I have Mac book pro 15 inch 2015 mid El Capitan OS with a Mag safe 2 85 W but i still not working no light no charging the problem I'm from morocco and there is no apple center and nearest seller is ...
1
vote
2answers
783 views

What are specs of this MagSafe wire, and what is its purpose?

I need to repair a MagSafe power adapter, which has a damaged cable. As you can see in the photos, there is damage to what appears to be shielding. Update: This frayed wire is not “shielding.” ...
1
vote
1answer
353 views

Does using a third party(non-Apple) MagSafe 45W power adaptor cause power problems with MacBookAir

I had to replace my power adaptor of 2010 version MacBookAir with a third party power adaptor (because it was cheaper) a few months down the line I am having to force wake up my MacBookAir and worried ...
9
votes
2answers
17k views

How to reset a magsafe charger that doesn't charge macbook pro's battery?

I have a Magsafe charger (original) that doesn't charge my MacBook Pro's battery. When it is connected, it will allow the machine to switch to power adapter mode (meaning no battery consumption) but ...
1
vote
1answer
252 views

idle power consumption of MagSafe 2 45 W A1436 Power Supply

The title says it: plugged into the wall (120vac), but disconnected from the MacBook Air, how much power is consumed by the power supply?
3
votes
2answers
1k views

MagSafe 1 or 2 for MacBook Pro 2015

I have a 2015 MacBook Pro and need to know if I should be using a MagSafe 1 or 2 charger. I've searched around with Google but so far I've found conflicting information. I recently ordered an 85W ...
1
vote
1answer
2k views

MacBook Pro mid-2012 turning on only without battery connected

My MacBook Pro mid-2012 is barely 5 months old and it just won't turn on one day. MagSafe Adapter doesn't show green or orange LED while charging. LED display did not show any lights either. ...