Samsung SGH-A127WRAATT - Manual (Page 8)

5
Removing the SIM Card
To remove the SIM card, slide it away from socket. See the following illustration.
Installing the Battery
1. Align the battery tabs with the slots at the bottom of the phone.
2. Press the battery down until it clicks into place. Make sure that the battery
is properly installed before switching on the phone.
3. With the battery in position on the phone, place the cover back on the
handset and slide it in until it clicks.