DYTECH GT02 User manual

GPS Tracking System
GT02
Thank you for purchasing the tracker. This manual shows how to operate the device
smoothly and correctly. Make sure to read this manual carefully before using this
product. Please note that specification and information are subject to changes without
prior notice in this manual. Any change will be integrated in the latest release.

Contents
◆Quick using................................................................................................................3
◆Installation attentions.................................................................................................3
◆Attentions.................................................................................错误！未定义书签。
1. Summary.................................................................................................................4
2. Main functions ........................................................................................................4
3. Specs.......................................................................................................................4
4. Installation instructions...........................................................................................5
5. Power Wires connection .........................................................................................6
6. Device Parameter Settings......................................................................................7
6.1 Initialization......................................................................................................7
6.2 Set password .....................................................................................................7
6.3 Authorization.....................................................................................................7
6.4 Single Locating.................................................................................................7
6.5 Auto continuous track.......................................................................................8
6.6 Voice Surveillance.............................................................................................8
6.7 Overspeed alarm ...............................................................................................9
6.8 Geo-fence..........................................................................................................9
6.9 ACC ON alarm................................................................................................10
6.10 Time Zone Setting.........................................................................................10
6.11 GPRS setting.................................................................................................10
6.13 IP and Port setting.........................................................................................11
6.14 Cut oil or circuit (optional)...........................................................................11
6.15 Recover oil or circuit ....................................................................................11
6.16 Power failure alarm (optional)......................................................................11
6.17 Check device setting parameters...................................................................11
6.18 Web platform GPS tracking software ...........................................................12

◆Quick using
1）Proper insert GSM card, connect external power supply 12V/24V,
Must turn on small switch inside SIM card hole.
2）Put device outside, around 45-90s three lights will keep lighting on
stands for device can work normally.
3）Dialing device number, it will hang up and reply tracking message with
valid Long and lat to show location.
4）If need track online system, send 2 SMS connects to platform as
below:
SMS 1: #IP#123456#116.205.4.114#8169#
SMS2: #apn#123456#APN of operator#APN user name#APN password#
5）Login platform to track in real time(please contact supplier).
◆Installation attentions
NOTE: device front side towards the sky.
When install in car, if the windscreen glued by metal thermal insulation
layer or heating layer, it will reduce the GPS receive signal and lead to
GPS work disorder.

1. Summary
Working Based on existing GSM/GPRS network and GPS satellites, this
product can locate and monitor any remote targets by SMS or GPRS.
2. Main functions
·GSM quad-band frequency;
·Real time tracking location by SMS/GPRS;
·Real time voice monitoring;
·Overspeed alarm/ACC anti-theft alarm ;
·Connect external relay to control vehicle oil or circuit (optional);
·Built-in backup battery to realize power failure alarm(optional);
3. Specs.
Content
Specs.
Dim.
84 mm x47.5 mm x 15 mm
Weight
50g
Network
GSM/GPRS/GPS
Band
850/900/1800/1900 Mhz
GPS chip
MT3336
GSM module
MT6260D
GPS sensitivity
-159dBm
GPS accuracy
5m
Time To First Fix
Cold status 45s-90s
Warm status 35s
Hot status 1s
Work voltage
12V-24V
Storage Temp.
-40°C to +85°C
Operation Temp.
-20°C to +45°C
Humidity
15%--95%

4. Installation instructions
4.1 Preparation
Choose SIM card, need insert a GSM SIM card into device.
Notice: Please insert SIM card before turning the device power
switch to on; The SIM card need open the GPRS function; Please make
sure SIM card with full balance.
4.2 Installation
The device is hidden type installation, we suggest the device installing by
professional institution. Please pay attention to the following points:
4.2.2 The device has built-in GSM and GPS antenna, make sure the
receive side upward and there is no metal shielding.
4.2.3 Recommended installation place: ①The hidden place in the board
below the front windscreen; ②The hidden place around former
dashboard (nonmetal material for skin); ③The hidden place in the board
below the back windscreen.
Notice: If the windscreen glued by metal thermal insulation layer or
heating layer, it will reduce the GPS receive signal and lead to GPS work
disorder, then please change the installation place.
4.3 Device light description
Light
Signal
Normal status
Red light
Power
Stable light on
Yellow light
GSM signal
Stable light on
Blue
GPS signal
Stable light on

Note: the three lights must be stable lighting represents device can work
normally. Device will turn into sleep mode with lights off after around 5 minutes,
it will wake up if make a call to device number.
5. Power Wires connection
1. Red wire connects to vehicle power anode +
2. Black wire connects to vehicle power cathode -
3. Yellow wire connects to oil pump or circuit control wires
4. Green wire connects to ACC ignition wire

6. Device Parameter Settings
6.1 Initialization
Send SMS “#begin#password#”to the tracker, it will reply “begin ok”.
(Default password:123456).
For example, send SMS “#begin#123456# ”, If succeeded, it will reply
“begin ok”.
6.2 Set password
6.2.1Set: Send SMS: “#password#old password#new password#”to
the unit to change the password.
For Example, send SMS: “#password#123456#666888#”to device, it
will reply SMS: “password OK”.
6.2.2 Make sure the new password is in 6 digits arabic numbers, or the
device cannot recognize the password.
6.2.3 Resume original password: send SMS: “#resume#”to the device, it
will reply SMS: “resume password, password is 123456”.
6.3 Authorization
6.3.1 Set authorization: send SMS“#admin#password#cell phone
number#”to set up authorized number, device will reply “admin ok”.
6.3.3 Delete authorization send SMS“#noadmin#password#authorized
number#”to delete the authorized number, device will reply “no admin
ok”.
6.4 Single Locating
6.4.1 If there is no authorized number, any number dials up the device
number, it will report tracking message; If already set authorized number,

then it will not respond when an unauthorized number calls it.
6.4.2 Dialing tracking: make a call to device number, it will hang up and
reply a real-time tracking message as below picture:
6.4.3 SMS tracking: send SMS“#smslink#123456#”, it will reply a
real-time tracking message as below picture:
6.5 Auto continuous track
6.5.1 Unlimited time auto track: Send SMS “#at#time interval#sum#0#”
to the device. Remark: device must be connected to tracking software.
For example, to set 30s time interval to upload data to platform, send
SMS: “#at#30#sum#0#”to device.
6.5.2 Cancellation: Send SMS “#noat#password#” to the device.
6.6 Voice Surveillance
6.6.1 The command to switch between Track and Monitor are “tracker”
and “monitor
6.6.2. The default mode is “tracker mode”(Tracking status).
6.6.3. Send SMS “#monitor#password#” to the device, and it will reply
“monitor ok!” and switch to “monitor”mode. Then use mobile phone to
dial the device number, it will get though and enter voice listening
function.
6.6.4. Send SMS “#tracker#password#” to the device, it will reply

“tracker ok!” and restore to “track” mode.
6.7 Overspeed alarm
6.7.1 Set up: Send SMS:“#speed#password#speed number in 3 digits#”
to the device (suppose the speed is 80km/h), EG, send SMS
“#speed#123456#080#”, and it will reply “speed ok ”. When the car
moves exceeding 80 km/h, the unit will send SMS alert “speed alarm” to
the authorized number.
6.7.2 Cancel: send SMS “#nospeed#password#” to deactivate the
overspeed alarm. It will reply “cancel speed ok”.
6.8 Geo-fence
Set up geo-fence for the unit to restrict its movement within a district.
The device will send message to the authorized number automatically
when it exceed the district.
6.8.1 Set up
When the unit stays immobile in a place, send SMS:
“#stockade#password#semidiameter#”to unit to set the restricted
district. In case of breach, it will send SMS “stockade! + Geo-info”to the
authorized number.
For example, Send SMS: “#stockade#123456#3#”, “3” represents 300
meters.
6.8.2 Cancel: Send SMS: “#nostockade#password#” to deactivate this
function, it will reply “no stockade ok”.

6.9 ACC ON alarm
6.9.1 Send SMS"#ACC#ON#" to device to start illegal start alarm
function, when vehicle ignition on, device will reply "ACC!!" to the
authorized number.
6.9.2 Send SMS"#ACC#OFF#"to device to close the function.
6.10 Time Zone Setting
Remark: UTC+8 is default time zone.
6.10.1 Send SMS “#timezone#password#direction#time zone value in
hours#time zone in munites#”. If set OK, it will reply “time zone ok”.
For example, if in UTC-6, send SMS “#timezone#123456#W#6#00#”. If
in UTC+5.30, send SMS “#timezone#123456#E#5#30#”.
6.11 GPRS setting
User must send SMS via cell phone to set IP, port and APN before
starting GPRS.
6.12.1 Setting APN
6.12.1.1 APN standards for Access Point Name and differs from country
to country. For more information about the local APN, inquiry from your
local GPRS network operator.
6.12.1.2 Send SMS “#apn#password#APN content#APN user
name#APN password#” via a cell phone and if succeeded, the tracker
will return the message “set APN OK”.
E.g. send SMS command “#apn#123456#cmnet#”.
Notes: CMNET is the APN content of China Mobile (it has no APN user
name and password). If there is no APN user name and password, then no