UniGuard Technology Limited
www.uniguardgps.com
3
◆
SIM Card Installation
SIM card must enable GPRS SMS and Call function for testing purposes. Make
sure the SIM card has enough credit. Insert it into the device.
SIM card must be
inserted before turning on the device. Charge it to turn it on.
◆
Signal Light
Red
Device does not read SIM card or SIM card is not inserted
Green
SIM card is ready
OFF
Power saving mode or Device is OFF.
◆
SMS commands
Usage
Command
Check device setup
at^param=?
Setup APN
at^apn=APN,user name, password,
E.g. at^apn=Safaricom,,,
Restart device
at^reboot=1
