Matrix Telecom SARVAM UMG System Manual page 66

Personal Identification Number (PIN)
The SIM cards can be protected from unauthorized use by programming a Personal Identification Number (PIN) on
the SIM. If the wrong SIM PIN is entered thrice in a row, by a user, the SIM Card suspects the user and asks for the
Personal Unlock Keyword (PUK).
Installing the Mobile Card
To be able to connect ETERNITY GENX to 2G/3G/4G networks, you must have one of the above Mobile card types
installed in the system.
To install the Mobile Card,
1.
• If using a 2G/3G/4G card, get the SIM Card from the 2G/3G/4G service provider of your choice ready.
Use SIM PIN protection, if required.
Disable Call Waiting in the SIM, else it may result in call disconnection.
Make sure that the ETERNITY GENX is installed at a location where sufficient network coverage is
2.
available. The power supply should be turned off, and you must be wearing an electrostatic discharge
preventive wrist strap and a have a grounding mat, before you begin handling the card.
Unpack the Mobile card and verify the package contents.
3.
ETERNITY GE Card GSM4/ GSM4 3G without SIM Hot-swap
Matrix SARVAM UMG System Manual 60