Samsung SCH-U740CDAVZW - Manual (Page 23)

Section 2: Understanding Your Phone 20
2. Insert the top end of the battery into the phone housing by using the
direction of the arrow printed on the battery. The gold contacts on the top of
the battery should match up with those on the phone.
3. Push the bottom end of the battery down until it snaps into place.
4. Slide the battery cover up until it snaps into place.
Remove the Battery
1. Slide the battery cover down and lift up to remove it.