4. Loosen the screw securing the slot cover and then remove the slot cover itself.
5. Find the SIM card holder inside. Slide the card holder as shown in the drawing to unlock it.
6. Lift up the card holder and then remove the dummy card. Keep the dummy card for future use.
7. Insert the SIM card rmly into the card holder and pivot the card holder downward.
Chapter 6. Replacing devices 105