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Add Note Edit Step 9  ¶ 

  • After prying up the black plastic internal frame, we finally get an unobstructed view of the sensors.

  • From the Apple logo up, the entire surface of the mouse is covered with capitative touch sensors.

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Add Note Edit Step 10  ¶ 

  • The brains.

  • The average mouse brain weighs .4 grams. The brains of the Magic Mouse weigh 9 grams. That means the Magic Mouse is 22.5 times smarter than your average mouse. Who knew?

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Add Note Edit Step 11  ¶ 

  • Here's the Broadcom BCM2042A4KFBGH chip that allows the Magic Mouse to talk to its host.

  • This is a BCM2042 "Advanced Wireless Keyboard/Mouse Bluetooth Chip."

  • According to Broadcom, "By integrating all components within today's mouse and keyboard into the BCM2042, low system costs can be achieved to approach the price points of legacy-wired mice and keyboards." Apparently Apple missed that memo.

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Add Note Edit Step 12  ¶ 

  • Magic Mouse, RIP. Another mouse killed in the name of science. We didn't break anything, but gluing it back together will be challenging. Update: We put it back together and it still works!

  • We'll be taking apart the iMac that came with our Magic Mouse next. Follow @ifixit on twitter and we'll keep you updated.

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