Blackberry Nextel 6510 Getting Started Manual page 35

carrier. Both the SIM card and the base of the SIM card holder
have a notch on the corner.
4. Slide the SIM card into the card holder so that the notches align
when the card holder is closed.
5. Close the SIM card holder. Slide it to the left to lock it into place.
Getting Started Guide
Open SIM card holder
Inserting the SIM card
Inserting the SIM card
35