1
vote
1answer
61 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
39 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 ...
4
votes
2answers
3k 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. ...
0
votes
1answer
533 views

Will a 45 W MagSafe Charger work for MacBook model A1181 (2007)?

Is a 45 W MagSafe Charger going to work for MacBook model A1181 (2007)? ...or I need 60 or 85 W charger? Does 45 W MagSafe only work for MacBook Air or also for other Apple Macbooks?
-1
votes
1answer
214 views

How to avoid a forced shutdown or crash when the MagSafe is plugged in and got loose?

The new MagSafe for the current Macbook Air isn't very strong for its magnetic force, so it can become loose easily. Today I left the Macbook Air unplugged and it went into sleep, and after I plugged ...
12
votes
5answers
13k 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 ...
5
votes
1answer
980 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?
9
votes
2answers
18k 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, ...
3
votes
1answer
1k 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), ...
1
vote
3answers
2k 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 ...