Introduction

This guide will help you learn how to replace the internal CR1220 battery on your Canon PowerShot A540 camera. If your camera will not power on, or shows a battery error message and you've replace the AA batteries, the internal battery may need to be replaced.

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    • Turn the camera upside down.

    • Press the tab to release the battery cover.

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    • Remove the internal Battery from the slot right above where the AA batteries fit.

    • This can be done with your fingers (as pictured) or with tweezers.

    I need the plastic holder for the cell battery, where can I get one, I lost the one that came in the camera.

    Maria Pena -

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    • Replace the internal battery.

Conclusion

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

Cooper Hale

Member since: 22/03/15

532 Reputation

6 comments

Very useful information, thank you.

Bob C -

Also, nice fingernails!

Charlie Shaw -

I am a retired professional phographer with 60 years of experience and own several cameras including FX. Yet I didn’t remember how to change the clock battery on this little gem which I occasionally still use. Thanks for the refresher!

MASSEY JONES -

There is nothing in the manual concerning this battery. When I was told it needed replacement I was lucky to find this clear explanation to do it. It was a CR1220 battery. Thank you, Cooper Hale.

Thomas Combs -

Hello! I did this but my camera keeps saying that the battery is empty. Anyone know what else I can try? Or is my camera just broken?

Sanne x -

Hello photographers! I purchased AA1.5 volt rechargeable batteries, The batteries are full charged, but I receive a message that the batteries must be replaced! And the camera turns off! Thank you for the solution! Thanks in advance !

Eric 1-2023

ERIC Green -