Samsung SCH-I435ZKAXAR - Manual (Page 15)

Getting Started 9
1. Insert the battery into the battery slot, making sure the
connectors align.
2. Gently press down to secure the battery.
Replace the Back Cover
1. Place the battery cover onto the back of the phone.
2. Press down.
3. Press down along the edge of the back cover until you
have a secure seal.