Samsung SGH-C327 - Manual (Page 19)

Getting Started
13
Make sure the gold contacts of the card face into the phone, then
slide the SIM card into the socket.
Removing the SIM Card
To remove the SIM card, slide it away from the handset. 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.