14
Command:
Send SMS command “ password” to order the device quit the tracking mode,
disconnect to the GPRS monitor server and switch back to the SMS control mode.
Example:
Send SMS command "tracker123456" to the tracker device
19.
GSM Base Station Positioning
When no valid GPS signal received, the tracker device will try to locate itself by GSM/GPRS
network. This functionality can’t work unless the SIM card is GPRS available and a valid APN
has been set.
Note: This feature is available for most countries. However, it may be not available in some area,
depending on the local GSM network.
20.
Get Street Address
Command:
Send command “a password" to acquire the address of the device.
Response:
The device will reply a SMS including the current street address.
Attention:
If the user wants to be informed of the specific location of your device now, you must
set the APN first.
Example:
Send SMS command "address123456" to the tracker device
Response:
get the drive reply "address: Anningzhuang Road, Haidian, Beijing, China.
IV.
Alarms
An alarm indicates a problem of the device. If an alarm is enabled, it will be reported immediately at
the moment of being triggered. If the problem is not solved and the alarm is neither disabled nor
masked off, the alarm may be reported continuously at an interval of 3 minutes.
1.
Lower Power Alarm
Alarm indication: “battery alarm, bat [batVol]!!
Tracker device backup battery operating voltage is range of 3.3v ~ 4.2v. If the battery is less than 20%,
the tracker device will send SMS “battery alarm, bat [batVol]!!” to the authorized number at 3 minutes
intervals. The display of the remaining charge as a percentage of the battery.
This alarm is always enabled, and will be sent at a interval of 3 minutes until:
—
the device receives command “mask”, or
—
the external power supply is available, or
—
the quantity of electricity of the battery is higher than 20%.
2.
External power supply cut off alarm
Alarm indication: “power stop alarm!!
When the alarm is enabled, it will be triggered when the external power supply is cut off.
This alarm can be enabled when:
—
the device receives command “pstop”, or
—
the device is powered on with the external power supply is on;
This alarm can be disabled when:
—
the device receives command “nopstop”
When the alarm is triggered, it will be sent at a interval of 3 minutes, and can be stopped when:
The device receives command “mask.
3.
SOS
Alarm indication: “HELP ME!!”
