Introduction
If your HP ProBook 640 G2 isn't powering on, or your battery isn't charging efficiently, you may need to replace your battery. This guide will take you through each step in the process.
Before beginning this battery replacement, make sure your laptop is unplugged and powered off.
What you need
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Flip the laptop so the bottom is facing up.
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Use a JIS J1 screwdriver to remove eight 6 mm screws from the bottom of the laptop case.
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Use a Torx T9 screwdriver to remove the single 6 mm screw.
Ask FixBot
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Use a plastic opening tool to carefully pry the bottom case.
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Insert the end of the opening tool into the seam between the bottom and top case and slide it around the perimeter to release the clips.
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Remove the bottom cover.
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Use a JIS J1 screwdriver to remove the seven 6 mm screws securing the battery.
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Lift the battery from the bottom edge and slide it out of the socket on the motherboard.
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To reassemble your device, follow these instructions in reverse order.
Note - Be sure to dispose of your old battery responsibly! Check out iFixit's Guide on Recycling E-waste.
For optimal performance, calibrate your newly installed battery after completing this guide.
Team
University of North Texas, Team 1-1, Kilpatrick Fall 2025 Member of University of North Texas, Team 1-1, Kilpatrick Fall 2025
UNT-KILPATRICK-F25S1G1
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