Tagged Questions
4
votes
2answers
2k views
How can I fix a “Cannot communicate with battery” error on Canon 7D?
If I see the "cannot communicate with battery" error message on a Canon 7D, is there any way to fix it without sending it back to Canon?
11
votes
2answers
2k views
What are the problems with using generic LP-E6 batteries with a 5D/7D (if any)?
I've got a 7D with the LP-E6 battery that came with it, but would like to get some spares (along with a battery grip)
With my previous camera (450D) I used generic batteries (and generic grip) and ...
