Introduction

If your Logitech G703 Lightspeed mouse (model 910-005638) scroll wheel is malfunctioning or not working, use this guide to replace the scroll wheel.

The scroll wheel is a important component of a mouse, as it helps browsing the internet and performing work-related tasks more easier. As it allows quicker navigation to find what they are looking for. This benefit extends to those who use the mouse for gaming or other purposes.

To learn more, Logitech has a manual supporting this device.

What you need

Step 1 Scroll Wheel

Logitech G703 Lightspeed Scroll Wheel Replacement, Scroll Wheel: step 1, image 1 of 2

Logitech G703 Lightspeed Scroll Wheel Replacement, Scroll Wheel: step 1, image 2 of 2

Flip the switch to OFF before proceeding.

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Step 2

Logitech G703 Lightspeed Scroll Wheel Replacement: step 2, image 3 of 3

Take the mouse skates off by using the flathead screwdriver.
If you intend to reuse the skates, it's recommended to warm them with a hairdryer to loosen the adhesive that secures them.

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Step 3

Unscrew the four 5.4 mm countersunk screws using the Phillips #00 screwdriver.

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Step 4

Logitech G703 Lightspeed Scroll Wheel Replacement: step 4, image 3 of 3

Pull apart the two halves of the mouse.
Be careful as you might break the tab to lock it back in place.

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Step 5

Unscrew the two 4.9 mm countersunk screws using the Phillips #00 screwdriver.

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Step 6

Unscrew the two 4.7 mm countersunk screws that secure the scroll wheel in using the Phillips #00 Screwdriver.

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Step 7

Logitech G703 Lightspeed Scroll Wheel Replacement: step 7, image 3 of 3

Remove the rubber piece protecting the scroll wheel.
Detach the scroll wheel from the white plastic piece and replace.

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Conclusion

To reassemble your device, follow the above steps in reverse order.
Take your e-waste to an R2 or e-Stewards certified recycler.
Repair didn’t go as planned? Try some basic troubleshooting or ask our Answers community for help.