Insert a fully charged Battery Pack LP-E17 into the camera.
Viewfinder brightness increases when a battery is inserted and decreases after removal. Without a battery, viewfinder display is blurry and focusing is not possible.
Slide the battery compartment cover lock and open the cover.
Insert the battery.
- Insert the end with the electrical contacts.
- Insert the battery until it locks in place.
Close the cover.
- Press the cover until it snaps shut.
- You cannot use batteries other than the Battery Pack LP-E17.