Question about Nokia 1100
ERROR:The sim card is not valid.
1.Check the sim card with another mobile.
2.Else,the sim card is not registered(which displays the message "sim is not valid") and we have to call customer care and tell them to register your sim card.
Posted on Apr 25, 2010
all you have to do is clean out the phone insert the sim in correct way, if this does not work then get a new sim or excahnge the phone for a new one
Posted on Jul 25, 2010
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