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Results tagged with magsafe
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user 9495
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
7
votes
Accepted
85W MagSafe adapter only delivers 77W?
When measuring the usage of power adapters, it is important to keep in mind the efficiency of the PSU when making calculations.
For PC builders, it's important to ensure that you choose a suitable PS …
- 25.7k
23
votes
What would happen if I use a power supply with a different wattage than the system is design...
You have 2 scenarios as I see it:
1) Using a higher rated power supply than the original unit.
This is absolutely fine. The power supply will never just automatically run at 100 % of it's capabilit …
- 25.7k
1
vote
My MacBook Air won't charge
You seem to have a dead battery, you can check the status by going to Apple Menu > About this Mac > System Information > System Report (10.7 or later, similar but different on older OS)
Your battery …
- 25.7k