Re: NOT SOLVED: Canon 7D "Cannot communicate with battery" error: Canon EOS 7D / 10D - 90D Talk Forum: Digital Photography Review
Canon 7D Buttons Not Working & Won't Display "Clear All Settings" Option?!: Canon EOS 7D / 10D - 90D Talk Forum: Digital Photography Review
![My Canon EOS 5D Mark IV is asking if the inserted battery is original or not. What are the implications of my answer? - Photography Stack Exchange My Canon EOS 5D Mark IV is asking if the inserted battery is original or not. What are the implications of my answer? - Photography Stack Exchange](https://i.stack.imgur.com/rrcPE.jpg)