New answers tagged power
The duckhead is very simple and it's safe to swap. When you buy Apple World Travel Adapter Kit, you get various connectors that work with their whole range of AC Adapters. There are not different models. http://www.apple.com/shop/product/MD837AM/A/apple-world-travel-adapter-kit
You have the option to use the MacBook in "docking mode" (I don't know wether there is an official name for this), which works under these conditions: an external Display is connected the lid of the MacBook is closed the power supply is connected for usability's sake: have additional mouse & keyboard connected Now when you disconnect the power ...
No. It's just not designed to do this: it doesn't have the necessary hardware for lights-out management nor built in features.
So iPhone 5s use a Lightning cable rather than the old school dock connector. Lightning cables actually have an authentication chip in them, hence the message. There's a jailbreak tweak out there that may be worth checking out, but it's quite old and may not have been updated. Your best bet would be to just get a new cable. Certified cables can be had ...
It will not work. iPhones use USB and require 5 volts. They do have a margin of error and I have measured as low as 4.6 Volts being recognized, but 3.7 is too low.
The price difference between Apple's 85W and 45W power adapters has always been very small, which one could assume means that they probably use the same high quality components (wiring and connector) for both, with the only difference being the size and output of the adapter. This also makes sense from a manufacturing perspective, but naturally we will never ...
The NVRAM setting to power on when power returns has nothing to do with the shutdown command, so I wouldn't worry about the shutdown options and instead focus on the NVRAM settings for what to do when the machine senses a return of power. If you don't have an actual UPS - I would get an internet enabled power switch like WeMo or other or just train staff to ...
This definitely hurt my dad's Mac. He used my Air's charger for his 17-inch MacBook Pro, and it burned up his battery. When he called in a tech said it was a result of using the less powerful charger.
Top 50 recent answers are included