Canon EOS 5D Mark III Standard Zoom Lens Kit Owner's Manual
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The date/time (backup) battery maintains the camera’s date and time.
Its service life is approx. 5 years. If the date/time is reset when camera
is turned on, follow the procedure below to replace the backup battery
with a new CR1616 lithium battery.
The date/time/zone setting will also be reset, so be sure to set the
correct date/time/zone (p.36).
Its service life is approx. 5 years. If the date/time is reset when camera
is turned on, follow the procedure below to replace the backup battery
with a new CR1616 lithium battery.
The date/time/zone setting will also be reset, so be sure to set the
correct date/time/zone (p.36).
1
Set the power switch to <2>.
2
Unscrew the battery holder
screw.
screw.
Use a small Phillips screwdriver.
Be careful not to lose the screw.
3
Take off the battery holder.
Push out the battery as shown by
arrow 2.
arrow 2.
4
Replace the battery in the battery
holder.
holder.
Make sure the new battery is in the
proper + – orientation.
proper + – orientation.
5
Tighten the battery holder’s
screw.
screw.
Replacing the Date/Time Battery
For the date/time battery, be sure to use a CR1616 lithium battery.