Samsung SGH-A237RKAATT - 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.