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Nokia 3100 and Nokia 3120 User Guide 11 Copyright © 2004 Nokia
SIM card and battery
Install the SIM card
The SIM card and its contacts can easily be damaged by scratches or bending, so
be careful when handling, inserting, or removing the card.
1 Use a fingernail as a lever to unlatch
the metal SIM card holder.
2 Swing the SIM card holder open.
3 Insert the SIM card into the
holder as shown, beveled
corner first, with the gold
colored contacts on the
SIM card face up (away
from the phone).