Samsung t139 User Manual
Page 8
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4.
Carefully slide the SIM card into the SIM card socket until
the bottom of the card touches the bottom of the slot.
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.
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.
5.
Replace the battery by sliding the battery into the
compartment so the tabs on the end align with the slots at
the bottom of the phone (as indicated).
6.
Press the battery down until you hear a slight click sound.
7.
Reinstall the battery cover by sliding the cover back onto
the phone until you hear a click.
Note: Make sure the battery is properly installed before switching on
the phone.