NetworX Version 3 Installation Manual
193
Inserting a SIM card
CAUTION: You must be free of all static electricity when handling electronic components.
1. Power down the system before inserting the SIM Card.
2. Locate the SIM card holder ! on the board.
3. Open the SIM card holder by sliding the clip as shown in " and lifting the holder.
4. The SIM card holder opens #.
5. Slide the SIM card into the holder using the guides. Make sure the contacts (gold pads)
facing the circuit board and the angled corner face out $.
6. Make sure that the SIM card is placed properly in the holder and close the SIM card
holder %.
7. Slide the clip back to the original position as shown in &.
8. Power up the system. Do not enter programming mode until the SIM card selects the
network operator. The SIM card automatically selects a network operator when enrolled
on the network. To manually select an operator, enter the relevant network operator in
GSM Operator>Operator Selection. See Appendix A for a list of operator ID codes.
Most SIM cards contain a pre-programmed SMS service center address and under normal
circumstances, this should not be changed. If you do need to change it, include the international
country prefix using a '+' instead of leading zeros.
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