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When make phone calls or send messages by center NO., the GPS will stop in sleep state. After
working 2minutes, it will become sleep state again.
The command for switching work mode as below:
Example: mode,2#
7.8 Restart the device
When the GPRS cannot link normally, such as that all setup is successful, but the device still not
on line, you can send message to the device. The device will restart and then the device can work
as usual.
Format: reset#
If the setup is successful, the device will restart after 1min and no reply.
7.9 Restore factory setup
When sending incorrect command cause the device can't work as normal, you can setup restore
factory message to the device.
Format: factory#
If the setup is successful, the device will restore to be the default.
VII .Operating the device
8.1 Power on/ off
Power on: Put effective SIM card in to the device, and turn on the power, the power light will on
and blink. After the power is on, the device will begin to search the GSM network signal. At this
time, the light will brighten 1s and darken 2s. When the GPS is successful positioning, the light
will brighten 1s and darken 2s.
Power off: Press power off button when the device is power on. The device can work as normal as
long as the SIM card is effective and has GPRS function. The device will send data to the backend
server timing.
8.2 Address tracking
8.2.1 Address tracking by message
Format: where#
If the setup is successful, the device will reply you a address. If not it will reply "Unable to get
GPS data correctly, please try again! !"
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