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Introdução

If the buttons are not working properly, this guide will help you replace them. Note: This guide requires soldering.

O que você precisa

Make sure the master switch is "OFF" before disassembly, to avoid an electric shock.
Flip the watch over with the back facing up.

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Remove the four 6.0 mm screws on the back plate with the Phillips #00 screwdriver.

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The speaker wires are fragile. They may break if excessive force is used to remove the circuit board.
Removal of the circuit board requires soldering.
Gently push on the display from the front, near the camera. The circuit board and display will pop out through the back.

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Lift the circuit board carefully from the casing, without breaking or detaching the speaker wires at the bottom of the circuit board.

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Note which wire is connected to which lead before continuing. There are no markers on the circuit board to indicate where each wire belongs.
De-solder the black speaker wire from the circuit board.

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Wait for the solder to cool down and solidify, then remove the circuit board from the casing.

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Ferramenta utilizada neste passo:

Tweezers

$4.99

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Use the the tweezers to pull off the blue rubber cover behind the button.
The blue cover is adhesive, so you can stick it back onto the back of the buttons after replacement.