MacBook Air 13' Mid 2012 Battery Replacement · 2019. 9. 17. · MacBook Air 13" Mid 2012 Battery Replacement Replace a dead battery in your MacBook Air 13" Mid 2012. Written By:
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MacBook Air 13" Mid 2012 BatteryReplacement
Replace a dead battery in your MacBook Air 13" Mid 2012.
Note: If there is a thin plastic film on your replacement battery, do not attempt to remove it. It is gluedon and protects the battery pack while it is inside the MacBook.
Grab the clear plastic pull tab attached to the battery connector and pull it toward the front edge ofthe Air to disconnect the battery from the logic board.
Do not lift upward on the connector as you disconnect it.
Step 4
Remove the following five screwssecuring the battery to the uppercase:
To reassemble your device, follow these instructions in reverse order.
Step 5
When handling the battery, avoidsqueezing or touching the fourexposed lithium polymer cells.
Lift the battery from its edge nearestthe logic board and remove it fromthe upper case.
When installing the new battery, ifthere is a thin plastic film on yourreplacement battery, do not attemptto remove it. It is glued on andprotects the battery pack while it isinside the MacBook.
If you're installing a new battery, youshould calibrate it after installation:
Charge it to 100%, and then keepcharging it for at least 2 morehours. Then, unplug and use itnormally to drain the battery.When you see the low batterywarning, save your work, andkeep your laptop on until it goesto sleep due to low battery. Waitat least 5 hours, then charge yourlaptop uninterrupted to 100%.
If you notice any unusualbehavior or problems afterinstalling your new battery, youmay need to reset yourMacBook's SMC.