2
Flash memory for recording reports up to 900 reports. It can be read out from the PC setup program via serial
port.
On the left side, there are two buttons (‘+”button and ‘-”button) used to change the ring volume. Push ‘+”button
for 2sec. to select Vibration, ring or ring & vibration together modes.
Recharge battery need three hours, after finish recharging, Power LED will change to green.
Call Monitoring: user can send a SMS that included the preset password of the unit. GT2000NP/GT2500NP
will send “PASS” SMS ACK back, unit will auto answer the phone in the following 10 minutes.
Using built-in real time clock to identify the report time, when GPS signal is lost. Hence, if the report is
received with “LAST KNOWN” message, the time in the report will be the real time clock, but the GPS
position will be the last known valid GPS position.
Three LED indicate the status of the SYSTEM, GPRS signal and GPS signal.
SYSTEM LED: to refer the
IV. BUTTON OPERATION
YELLOW LED: GSM/GPRS indicator. Yellow LED will flash when the device is connected to the server with
valid GPRS connection. It will stay continuously on when it is in GSM mode. It will stay off if there is no GSM
reception.
GPS indicator (bottom LED): LED is GREEN when the unit has acquired a valid GPS signal, and it will flash
when the unit is searching GPS signal.
Note that the GREEN LED’s indication will not be valid until the system goes to the working mode, normally
30 seconds after power on.
II. BASIC FUNCTIONS
FUNCTIONS APPLICATIONS
GPS
GPS receiver will output a complete position, velocity, and time (PVT) solution in the
NMEA Version 3.0 protocol
GPRS, SMS
GPRS use standard TCP or UDP communicate protocol. If the GPRS service is failed,
the SMS mode will be turned on for emergency use.
Button
Power button
Three Buttons for call, Help, SOS….(right side)
Two buttons control volume of ring and sound. (left side)
PC-setup
Initialize the unit and program the device, including Network APN, server IP address,
user message, report control, and Geo-fence setting, etc …
Note that Network APN and server IP details must be set before the installation.
Standard Report
Automatic report for tracking purpose:
Fixed time report
Fixed distance report
Speeding report
History data store
900 report can be saved in unit and read from server and pc-setup
