If the macbook can not power on, look for the serial number etched on the bottom cover of the macbook.)Ģ. (If your macbook can power on, you can go to the apple icon from the desktop and choose "about this mac". First, find the serial number of your macbook. The 3 steps to determine the correct power adapter for your Macbook"ġ. *NOTE - If you already know your exact macbook model and year you can skip to step 3 or scroll down to the bottom of this page to view the Macbook Adapters Chart. How do I figure out which Macbook charger I should use? Follow the 3 steps below. I did not make these style names up myself as Apple also refers to them as L and T shaped adapters on their website: The original MagSafe had an "L shape" and a "T shape" connector.
In the pic below, you will see the original MagSafe, MagSafe 2, and USB-C. Sounds like an easy question but it can be confusing with all the different types and wattages. My Macbook is dead, which charger do I need? Modified on: Mon, 18 Mar, 2019 at 1:12 PM Internally, however, it has a faster processor, architecture, graphics, and RAM.Macbook chargers - Which charger should I use? This model uses a "Unibody" aluminum case design - milled from a single piece of aluminum - and has a backlit keyboard, a "no button" glass "inertial" multi-touch trackpad, and a non-swappable battery design that provides an Apple estimated 7 hours of battery life.Ĭompared to its predecessor, this model essentially is identical externally with the exception of the aforementioned USB 3.0 ports. The MacBook Pro "Core i7" 2.9 13-Inch (Mid-2012/USB 3.0) features a 22 nm "Ivy Bridge" 2.9 GHz Intel "Core i7" processor (3520M), with two independent processor "cores" on a single silicon chip, a 4 MB shared level 3 cache, 8 GB of 1600 MHz DDR3L SDRAM (PC3-12800) installed in pairs (two 4 GB modules), a 750 GB Serial ATA (5400 RPM) hard drive, an 8X DL "SuperDrive", an "integrated" Intel HD Graphics 4000 graphics processor that shares system memory, an integrated 720p FaceTime HD webcam, and an LED-backlit 13.3" widescreen TFT active-matrix "glossy" display (1280x800 native resolution).Ĭonnectivity includes AirPort Extreme (802.11a/b/g/n), Bluetooth 4.0, Gigabit Ethernet, a Firewire "800" port, two USB 3.0 ports, a "Thunderbolt" port, audio in/out, and an SDXC card slot.
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