Einleitung
If your battery fails to charge or doesn't hold a charge long enough to be productive anymore, you most likely have a faulty battery that requires replacement.
To access the battery, you will first need to open your HP Pavilion 15-cd040wm by disassembling its back cover.
Before beginning, make sure to power off your laptop completely and disconnect it from any external power source.
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The first step is to remove the four rubber non-slip pads on the bottom of the laptop to expose screws hidden underneath them. Peel off each tab with your fingers.
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3x 10mm Phillips scews
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2x 5mm Phillips screws
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6x 6mm Phillips screws
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Remove all screws using a size Phillips #0 screwdriver.
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Using the iFixit opening tool, carefully pry along the sides of the back cover.
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After all of the edges of the back cover have been freed, use your opening tool to carefully unclip the tabs holding the back cover to the CD drive.
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After everything is unclipped, you can safely remove the back cover from the rest of the device.
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2x 5mm Philips screws
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2x 3mm Philips screws
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Remove all screws using a size Phillips #0 screwdriver.
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Gently pull up on the battery and tilt it away from the rest of the laptop chassis.
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Pull out the battery at an angle and lift it out of the laptop.
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To reassemble your device, follow these instructions in reverse order.
