Sim Card; Indicator Lamp On The Gsm Modem - CTC SMS-styrning V3 Instructions D'installation Et D'entretien

SIM card

The GSM modem must be equipped with a SIM card for SMS messages to be sent and
received. A SIM card is not supplied with the product. The SIM card must be set to be
used without a PIN code. If the SIM card has a PIN code, it can be removed using a mobile
telephone or by your dealer. The SIM card is placed in the tray marked 'SIM'. The tray is
opened by pressing the button beside the tray with a pen.
!
If you use a prepaid
subscription, don't forget to
refill regularly so that it is not
deactivated.

Indicator lamp on the GSM modem

If the light diode flashes green every third second, this indicates that the modem has contact
with the GSM network. If the light diode flashes green every second, this indicates that the
modem does not have contact with the GSM network.
Picture 1. GSM modem
with tray and button
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