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On Tue, 09 Mar 2010 16:49:34 -0600, Longfellow <(E-Mail Removed)> wrote:
: The other day I was out shooting with a fairly low battery supply.
: After having read the manual, I supposed that the display would blink
: when it got low enough to be problematic. It did not.
:
: Instead, Live View quit, and shortly afterward the camera shut down
: displaying ERR with no number. So I shut it off, finished the shoot
: with another body, and took it home to recharge the batteries (in a
: battery grip there are two...).
:
: After recharging the batteries to the green light level, I reinstalled
: them and the camera came alive with no apparent problems. But then, I
: discovered that every time I turned the camera off, the Live View
: setting would revert to default (disabled), which now means I have to
: re-enable it every time I turn the camera on.
:
: After reading the manual several times, looking in several places, I
: found nothing about settings reverting to default after battery
: discharge. So, the question:
:
: Has this happened to any other 5D2 user? Specifically, 1) the camera
: turning off before the battery is out of charge according to the
: indicator, and 2) the Live View setting being disabled after every
: camera shut-off, requiring resetting to "enabled" every time the camera
: is used?
:
: Can anyone tell me what I'm missing here?

Can we assume you're up to date with all the firmware revs?

Bob