Lenovo X121E Laptop User Manual


 
If you nd the dummy card in the shipping contents, the SIM card is already installed in the SIM card
slot, and no further installation is needed.
Note: The SIM card is identied by the IC chip mounted on one side of the card.
Replacement instructions
To replace the SIM card, do as follows:
1. Turn off the computer; then disconnect the ac power adapter and all cables from the computer.
2. Close the computer display, and turn it over.
3. Remove the battery. For information about how to remove the battery, refer to “Replacing the battery”
on page 75
.
4. Find the SIM card door at the rear of the computer. Gently pivot the SIM card door upwards.
5. Push the SIM card inward 1 , and remove it from the slot 2 .
Chapter 6. Replacing devices 95