Introduction
This guide will show you how to replace the CMOS battery in your Lenovo ThinkPad E570 laptop. Your laptop may need a new CMOS battery if you are experiencing the following symptoms:
- The laptop has difficulty booting up
- There is a constant beeping noise from the motherboard
- The date and time have reset each time you restart the device
- Peripherals aren’t responsive or they don’t respond correctly
- Hardware drivers have disappeared
- You can’t connect to the internet
Power down your laptop and disconnect from any external power sources before beginning this guide.
Parts
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Turn the laptop over so that the bottom is facing upwards, with the battery facing away from you.
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Loosen two captive 5 mm screws on the back panel of the laptop using a Phillips #0 screwdriver.
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Slide the panel towards you, then gently lift up to remove.
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Insert the flat end of the halberd spudger underneath the battery to free the it from the adhesive.
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Unplug the connecting CMOS wire from the motherboard.
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To reassemble your device, follow these instructions in reverse order.
