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Logitech G305 Lightspeed Mouse Switch Replacement

What you need

  1. Logitech G305 Lightspeed Mouse Switch Replacement, Switch: step 1, image 1 of 2 Logitech G305 Lightspeed Mouse Switch Replacement, Switch: step 1, image 2 of 2
    • Take off the four plastic guides/covers on the bottom side of the mouse, exposing 4 black screws.

  2. Logitech G305 Lightspeed Mouse Switch Replacement: step 2, image 1 of 1
    • Using a Phillips #00 screwdriver, remove the four black screws on the back of the mouse.

  3. Logitech G305 Lightspeed Mouse Switch Replacement: step 3, image 1 of 3 Logitech G305 Lightspeed Mouse Switch Replacement: step 3, image 2 of 3 Logitech G305 Lightspeed Mouse Switch Replacement: step 3, image 3 of 3
    • Flip the mouse over, and pull down the outer lid exposing the battery.

    • Take out the battery.

  4. Logitech G305 Lightspeed Mouse Switch Replacement: step 4, image 1 of 3 Logitech G305 Lightspeed Mouse Switch Replacement: step 4, image 2 of 3 Logitech G305 Lightspeed Mouse Switch Replacement: step 4, image 3 of 3
    • Carefully separate the lid of the mouse and locate the two white connectors that link the bottom of the mouse to the top of it.

    • Disconnect these connectors.

  5. Logitech G305 Lightspeed Mouse Switch Replacement: step 5, image 1 of 2 Logitech G305 Lightspeed Mouse Switch Replacement: step 5, image 2 of 2
    • Inside of the mouse, remove seven black screws holding the mouse click covers in place.

  6. Logitech G305 Lightspeed Mouse Switch Replacement: step 6, image 1 of 2 Logitech G305 Lightspeed Mouse Switch Replacement: step 6, image 2 of 2
    • Push down the top base of the plastic mouse cover and remove it from the casing.

    • Remove the two newly exposed black screws.

  7. Logitech G305 Lightspeed Mouse Switch Replacement: step 7, image 1 of 1
    • Remove the four screws securing the circuit boards.

  8. Logitech G305 Lightspeed Mouse Switch Replacement: step 8, image 1 of 3 Logitech G305 Lightspeed Mouse Switch Replacement: step 8, image 2 of 3 Logitech G305 Lightspeed Mouse Switch Replacement: step 8, image 3 of 3
    • Carefully pull up the center plastic piece and remove the two circuit boards holding the switches.

  9. Logitech G305 Lightspeed Mouse Switch Replacement: step 9, image 1 of 2 Logitech G305 Lightspeed Mouse Switch Replacement: step 9, image 2 of 2
    • Desolder the switch and remove it from the circuit board.

    • Solder in the replacement switch and reassemble the mouse.

Conclusion

To reassemble your device, follow these instructions in reverse order.

Jai Dhawal

Member since: 01/20/26

169 Reputation

1 Guide authored

Team

UC Davis, Team 1-8, Morris Winter 2026 Member of UC Davis, Team 1-8, Morris Winter 2026

UCD-MORRIS-W26S1G8

2 Members

1 Guide authored

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