Canon EOS 10D - Manual (Page 155)

155
Maintenance
12
Replacing the Date/Time Battery
For the date/time battery, be sure to use a CR2025 lithium battery.
The date/time battery maintains the camera’s date and time. The battery’s service life is about
5 years. When the date/time battery’s power is low, “
” will appear on the LCD panel.
Replace the battery with a new CR2025 lithium battery as described below.
•
If a battery pack or DC coupler is attached to the camera, the camera’s date and time and
menu functions will be maintained while you replace the battery.
Set the < > switch to < >. 1
Remove the date/time battery cover.
•
Use a coin to turn the cover by 45 degrees as
shown by the arrow.
•
Do not turn the cover by more than 45 degrees.
2
Remove the old battery.
•
Point the battery compartment downward and push
in the edge of the battery to take it out.
3
Install a new battery.
•
The plus side of the battery must face upward.
4
Attach the battery cover.
•
If necessary, set the correct date and time.
5
(+)
(–)