Ce tutoriel a des changements plus récents. Passer à la dernière version non vérifiée.
Introduction
The time and date, as well as other settings, are kept by the PRAM battery when your machine is off. The PRAM battery on early 2009 MacBooks is non-replaceable.
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Use a coin or spudger to rotate the battery-locking screw 90 degrees clockwise.
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Unscrew the three evenly-spaced Phillips screws from along the rear wall of the battery compartment.
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Remove the following 3 screws:
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One 11 mm Phillips#00 in the middle of the lower case. (Head: 5mm dia. x .75mm thick)
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Two 14.5 mm Phillips #00 (Head: 5mm dia. x .75mm thick)
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Disconnect the MagSafe board cable from the logic board by pulling the snap-in connector out (to the right).
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Turn the logic board over.
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Peel the PRAM battery up from its location on the logic board, removing tape as necessary.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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