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Lenovo ThinkPad X280 CMOS Battery Replacement

What you need

  1. Lenovo ThinkPad X280 CMOS Battery Replacement, Back Panel: step 1, image 1 of 1
    • To begin, ensure that the device is completely powered off and not connected to an energy supply.

    • Close the device and flip it over to expose the back panel.

  2. Lenovo ThinkPad X280 CMOS Battery Replacement: step 2, image 1 of 2 Lenovo ThinkPad X280 CMOS Battery Replacement: step 2, image 2 of 2
    • Use a Phillips #1 screwdriver to unscrew the five captive screws on the back panel until a small pop is heard.

    • These are captive screws and do not come out completely.

  3. Lenovo ThinkPad X280 CMOS Battery Replacement: step 3, image 1 of 2 Lenovo ThinkPad X280 CMOS Battery Replacement: step 3, image 2 of 2
    • Gently wedge an opening tool or spudger under the back panel, and loosen the clips around the perimeter until the back panel comes off.

    • Remove the back cover.

  4. Lenovo ThinkPad X280 CMOS Battery Replacement, Battery: step 4, image 1 of 3 Lenovo ThinkPad X280 CMOS Battery Replacement, Battery: step 4, image 2 of 3 Lenovo ThinkPad X280 CMOS Battery Replacement, Battery: step 4, image 3 of 3
    • Using the Phillips #1 screwdriver, remove the four 5 mm screws that are holding the battery down.

    • Remove the battery.

  5. Lenovo ThinkPad X280 CMOS Battery Replacement, CMOS Battery: step 5, image 1 of 1
    • Use tweezers to gently unplug the CMOS Battery from the port on the right side.

  6. Lenovo ThinkPad X280 CMOS Battery Replacement: step 6, image 1 of 1
    • Work the wire out from its holding brackets and is now free to be removed.

Conclusion

To reassemble your device, follow these instructions in reverse order.

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