Lenovo IdeaPad S340-15IWL Battery Replacement

Introduction

Use this guide to replace the battery in the Lenovo IdeaPad S340-15 IWL laptop.

Failure to charge or inability to hold charge may indicate a faulty battery. Make sure to look at the troubleshooting guide before continuing with battery replacement as inadequate power settings, broken or obstructed charging ports, or a defective charger may be the culprit and are easy and affordable fixes.

Make sure to keep any food or liquid away from the computer during the replacement process as the computer’s internal components will be exposed. If the battery appears swollen, follow the appropriate steps to handle and dispose of it properly.

What you need

Step 1 Back Panel

Lenovo IdeaPad S340-15IWL Battery Replacement, Back Panel: step 1, image 1 of 2

Lenovo IdeaPad S340-15IWL 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.

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Step 2

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.

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Step 3 Battery

Lenovo IdeaPad S340-15IWL Battery Replacement, Battery: step 3, image 1 of 2

Lenovo IdeaPad S340-15IWL Battery Replacement, Battery: step 3, image 2 of 2

Disconnect the battery cable by gently pulling it straight out of the connector.
Be sure to pull parallel to the device to avoid bending the motherboard connector.
The battery connector does not lock and only requires light pressure to insert and remove.
Remove the battery from the laptop.