Samsung NP540U3C-A02UB Battery Replacement

Introduction

This guide covers how to replace the battery for the Samsung Series 5 NP540U3C-A02UB.

The battery provides constant power to the device. This gives the laptop its portability and makes it possible to use the device without being plugged into a wall outlet for long periods of time. The battery may need to be replaced if the device appears to be overheating or has a short battery life. If the device exhibits these symptoms, see our troubleshooting guide for possible causes before attempting to replace the battery.

The Samsung Series 5 NP540U3C-A02UB uses a 7.4 V rechargeable Lithium Polymer battery. Ensure that such a battery is chosen before attempting a replacement. A compatible battery is provided below.

What you need

Step 1 Hard Drive

Samsung NP540U3C-A02UB Battery Replacement, Hard Drive: step 1, image 1 of 1

Turn off the laptop before beginning disassembly and unplug it from the power cord.
Place the laptop flat with its bottom facing up.

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Step 2

Remove one 4 mm Phillips #00 screw labeled "HDD Memory".

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Step 3

Samsung NP540U3C-A02UB Battery Replacement: step 3, image 3 of 3

Gently release the 3 clips holding the HDD cover with the plastic opening tool.
Remove the HDD cover from the device.

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Step 4

Remove the four 6 mm Phillips #00 screws attaching the hard drive to the case.

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Step 5

Using the plastic opening tool, push the hard drive connector clip upwards in order to release the cable.

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Step 6

Remove the hard drive from the case.

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Step 7 Battery

Samsung NP540U3C-A02UB Battery Replacement, Battery: step 7, image 1 of 2

Samsung NP540U3C-A02UB Battery Replacement, Battery: step 7, image 2 of 2

Remove the following screws holding the case together:
6x 4mm Phillips #00 screws.
3x 6mm Phillips #00 screws.

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Step 8

Using the opening tool, remove the two rubber pads just above the hard drive cover.

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Step 9

Remove the 2x 4mm Phillips #00 screws formerly concealed by the pads.

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Step 10

Using the plastic opening tool, gently lift and remove the back cover.
There are clips along the edges of the back cover that hold it in place. Be careful not to break these.

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