JETHRO SC118 User Manual page 40

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SIM card error
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Jethro SC118 User Manual
use the mobile phone.
Enter the PIN code. If
the PIN
enabled, you must enter
the PIN code when you
power on the mobile
phone each time.
Enter the PUK code. If
you enter wrong PIN
codes for three times
consecutively, the mobile
phone is locked. You
must enter the PUK code
provided by the network
carrier.
There is dirt on the metal
face of the SIM card,
Use clean cloth to clear
the metal contact point
on the SIM card.
If the SIM card is not
installed correctly, install
it according
40
function
to
is
the