Logic B3G Manual De Usuario página 23

you can restore the factory settings and refer to the following
table to help solve the problem. If the problem persists, contact
your distributor or service provider.
Problem
SIM card
error
Cause
SIM card is
damaged
SIM card not
positioned
properly
The metal
contacts of the
SIM card are
dirty
LOGIC B3G
Solution
Contact your network
service provider
Check the SIM card
Clean the SIM card with a
clean cloth
23