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Appendix 2: Setup SOS Dial Back Number
TR-1 Tracker can report current position via SMS to pre-set phone numbers by press the
SOS button.
Setup the SOS dial back numbers:
1. Dial to TR-1 tracker and establish a connection.
2. Press * and press default pass code 0000. The user will hear a long dial tone
du to verify the setup mode.
3. Press 4 and enter the first SOS dial back number. Press * to confirm.
4. Press 5 and enter the second SOS dial back number. Press * to confirm.
5. Press 6 and enter the third SOS dial back number. Press * to confirm.
SOS number Example:
Press 4 800 123 4567* to setup the first SOS dial back number as 800 123 4567.
Press 4* to cancel the first SOS dial back number.
Change the device pass code:
1. Dial to TR-1 tracker and establish a connection.
2. Press * and press default pass code 0000. The user will hear a long dial tone
du to verify the setup mode. If the code is enter incorrectly, it will respond with
4 short dial tone du du du du.
3. To change the pass code: Press 0 and press the new pass code twice. Press * to
confirm the new pass code.
Pass code Example:
Press 0 1234 1234* to setup 1234 as the pass code.