Samsung SPH-M610DAASPR - Manual (Page 54)

28 Section 2A: Phone Basics
4. Insert the battery into the opening in the back of the
phone at a 45-degree angle, making sure to line up the
gold contacts.
5. Gently press down on the battery until it snaps into
place.
6. Insert the battery cover alignment tabs into the phone
as shown below.
7. Carefully slide the cover in and then press down until
the cover snaps into place.
Gold
Contact
Pins
Alignment
Tabs