Samsung SGH-T229SRATMB - Manual (Page 9)

Getting Started 6
4. Carefully slide the SIM card into the SIM card socket until the card locks into place. Make sure that the card’s
gold contacts face into the phone and that the upper-left angled corner of the card is positioned as shown
below.
Note: If the card is not inserted correctly, the phone will not detect the SIM card. Remove the battery and re-orient the card back
into the slot.
Replacing the Battery:
1. Slide the battery back into the compartment so that the tabs on the end align with the slots at the bottom of
the phone.
2. Press the battery down until it clicks into place (as shown).