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Lenovo IdeaPad S340-15IWL CMOS Battery Replacement

What you need

  1. Lenovo IdeaPad S340-15IWL CMOS Battery Replacement, Back Panel: step 1, image 1 of 2 Lenovo IdeaPad S340-15IWL CMOS Battery Replacement, Back Panel: step 1, image 2 of 2
    • Power off the laptop and place it face-down on a non-scratching surface.

    • Using a Torx T5 screwdriver head, remove all ten 6 mm screws holding the back panel in place.

  2. Lenovo IdeaPad S340-15IWL CMOS Battery Replacement: step 2, image 1 of 1
    • Slide a plastic opening tool underneath the back case near the screen hinges.

    • Gently pry up on either side of the case.

    • You may hear popping sounds as you pry up the back case. This is normal. If the case does not open, try prying at a different angle/position.

  3. Lenovo IdeaPad S340-15IWL CMOS Battery Replacement, CMOS Battery: step 3, image 1 of 3 Lenovo IdeaPad S340-15IWL CMOS Battery Replacement, CMOS Battery: step 3, image 2 of 3 Lenovo IdeaPad S340-15IWL CMOS Battery Replacement, CMOS Battery: step 3, image 3 of 3
    • Remove the circular CMOS battery on the far left side of the computer by lifting it with your finger or an opening tool.

    • This is only attached with adhesive, so it does not require extensive force.

  4. Lenovo IdeaPad S340-15IWL CMOS Battery Replacement: step 4, image 1 of 2 Lenovo IdeaPad S340-15IWL CMOS Battery Replacement: step 4, image 2 of 2
    • Unplug the bundled red and black wires connecting the CMOS battery to the side of the device.

    • Remove the CMOS battery from the laptop.

Conclusion

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

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