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Be sure to lock the card holder when the SIM card is inserted.
Never insert or remove the SIM card while the computer is on. Doing so may cause permanent damage to the SIM card as well as the SIM card reader.
Notes:
Attach the expansion slot cover and reinstall the screw.
Pivot the card holder downward, and then lock the holder.
6
7
8 Put the battery back in place, turn the computer over again, and reconnect the cables.
b
a
c
.
, lift it up
and then remove the SIM card
Chapter 3. Using the Internet
5 Unlock the card holder from the card holder
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Image 57
Lenovo S12 manual