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Logitech G402 Left and Right Mouse Buttons Replacement

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Logitech G402 Left and Right Mouse Buttons Replacement

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This guide is for the purpose of replacing the left and right mouse buttons on the Logitech G402 gaming mouse. The process of replacing a faulty mouse button may be daunting. However, this guide aims to streamline this process, making it as simple as possible.

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    1. Logitech G402 Left and Right Mouse Buttons Replacement, Left and Right Mouse Buttons: crwdns2935265:01crwdnd2935265:01crwdnd2935265:01crwdne2935265:0
      • Remove the adhesive mouse skates from the bottom casing.

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      • Remove the five 1.2 mm screws using a Phillips #00 screwdriver from the bottom of the mouse.

      • Separate the top casing from the bottom.

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      • Remove the two case screws using a Phillips #00 screwdriver.

      • Remove the single 1.2 mm screw from the middle of the circuit board using a Phillips #00 screwdriver.

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    4. Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:04crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:04crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:04crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
      • Remove the perpendicular circuit board containing the side buttons.

      • Remove the remaining 1.2 mm screws under the removed board and next to the mouse buttons using a Phillips #00 screwdriver.

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    5. Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:05crwdnd2935265:01crwdnd2935265:03crwdne2935265:0 Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:05crwdnd2935265:02crwdnd2935265:03crwdne2935265:0 Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:05crwdnd2935265:03crwdnd2935265:03crwdne2935265:0
      • Pull back the plastic clip and lift the circuit board out of the bottom casing.

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      • Separate the wire from the bottom casing by pulling the wire out.

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      • You can access the iFixit guide to soldering and desoldering here.

      • Please be cautious when using a soldering iron. Soldering irons can reach several hundreds of degrees in temperature and improper use may result in a burn.

      • Please perform soldering and desoldering in a very well ventilated space. Solder containing lead can potentially be toxic and be an irritant. Solder and desolder outside or in the presence of a fume hood or fume extractor.

      • The solder connections for the left and right buttons are labeled in the second picture.

      • The solder connections circled in red are for the left mouse button.

      • The solder connections circled in orange are for the left mouse button.

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    8. Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:08crwdnd2935265:01crwdnd2935265:02crwdne2935265:0 Logitech G402 Left and Right Mouse Buttons Replacement: crwdns2935265:08crwdnd2935265:02crwdnd2935265:02crwdne2935265:0
      • Solder the replacement button onto the circuit board.

      • Make sure the metal contacts are not bent and are touching the soldering contacts before soldering.

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To reassemble your device, follow these instructions in reverse order. When reassembly is complete, apply the replacement mouse skates.

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Aaron C.

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