Operation Manual

27
Use of the Functions
The tracker can work without the SIM card. In this case, all functions operating with GSM/GPRS network will
not be available.
If no SIM card has been inserted, only the following functions are available:
Position data recording•
Power save mode with motion sensor•
Furthermore, only by the provided software it is possible to:
disable all the acustic signals of the tracker (Silent mode)•
select the language for the SMS messages sent by the tracker•
SOS Key
By pressing the SOS key for at least 2 seconds, for 5 consecutive times every minute, an SMS message is
immediately sent to the preset phone numbers (max. 4 phone numbers). This message contains the current data
on the location, if the GPS signal has been revealed. If there is no GPS signal coverage, the last position data will
be sent. The red SOS key can be found on the back of the tracker and is used for alarm purposes only.
Programming
To use this function, it is necessary to set the phone numbers (max. 4 phone numbers) where the SOS
messages will be sent.
1) Set the phone numbers  Using the provided software
SOS SENDING
Every time the SOS key is pressed, an acoustic warning signal is emitted when:
there is no GSM signal•
no SMS center number or no SOS numbers have been set•
the set SMS center number is not correct•