7D wont turn on with CF Card in place. Camera works without CF Card and seems fully operational.
front light flashed yellow when battery is inserted while CF card in in place.
Tried all modes.
Tried reformatting CF card on computer, in other canon dslr (T3), tried using EOScard 1.40.
FW 2.0.3, ML magiclantern-Nightly.2016Jun13.7D203
I have the same problem...
but nobody help you since 2016...
Not sure if anyone will help me in 2018....
:-[ :-[ :-[ :-[ :-[
tested any other card?