Coban GPS304 User manual

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GSM/GPRS/GPS Tracker
User Manual
Preface
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. The manufacturer assumes no
responsibility for any errors or omissions in this document.

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Contents
1. Summary.....................................................................................................................................................................4
2. Applications................................................................................................................................................................4
3. Hardware Description................................................................................................................................................4
4. Accessories:................................................................................................................................................................5
5. Specs...........................................................................................................................................................................6
6. Operating Instructions................................................................................................................................................6
6.1Terminal Installation.............................................................................................................................................6
6.2 SIM CARD Installations.....................................................................................................................................7
6.3 Turn on the Tracker Device.................................................................................................................................7
6.4 Initialization .........................................................................................................................................................7
6.5 Change Password.................................................................................................................................................7
6.6 .Authorization ......................................................................................................................................................8
6.7. Single Locating...................................................................................................................................................8
6.8. Auto track continuously .....................................................................................................................................9
6.9. Automatic update positions of vehicle turns.....................................................................................................9
6.10. GPS drift suppression.......................................................................................................................................9
6.11Absolute street address by SMS......................................................................................................................10
6.12 Location based service (LBS).........................................................................................................................10
6.13. Monitor............................................................................................................................................................10
6.14 Data logging.....................................................................................................................................................10
6.15 Data Load.........................................................................................................................................................11
6.16. Forward the third parties’ message................................................................................................................11
6.17. Charges Inquiry ..............................................................................................................................................11
6.18. Alarms .............................................................................................................................................................12
6.18.1 Low battery alarm....................................................................................................................................12
6.18.2 External Power off alarm.........................................................................................................................12
6.18.3 GPS blind Spot alert ................................................................................................................................12
6.18.4. SOS Alert.................................................................................................................................................12
6.18.5. Geo-fence ................................................................................................................................................12
6.18.6 Multi-area management.....................................................................................................................13
6.18.7 Movement alarm ................................................................................................................................13
6.18.8 Over speed alarm ...............................................................................................................................14
6.18.9 ACC working alarm...........................................................................................................................14
6.19 Cut off the Oil and Power System.............................................................................................................14
6.20 Function of Remote Controller (Option, for model B ONLY) ................................................................14
6.21 Arm..............................................................................................................................................................15
6.22 Silent Mode.................................................................................................................................................15
6.23DISARM ...........................................................................................................................................................15
6.24 Alarms under Arm State..................................................................................................................................16
6.24.1 ACC alarm................................................................................................................................................16

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6.24.2 Shock Sensor alarm .................................................................................................................................16
6.25 Alarm without GSM network service.............................................................................................................16
6.26 Check the Vehicle State...................................................................................................................................17
6.27 Reset Hardware................................................................................................................................................17
6.28 Sleep Mode ......................................................................................................................................................17
6.28.1 Sleep by time............................................................................................................................................17
6.28.2 Sleep by shock sensor..............................................................................................................................18
6.28.3 No sleep mode..........................................................................................................................................18
6.29 Check IMEI......................................................................................................................................................18
6.30 Set up Terminal (local) Time ..........................................................................................................................18
6.31 TCP / UDP Switch...........................................................................................................................................18
6.32 Configure parameters by USB........................................................................................................................18
6.33 GPRS setting....................................................................................................................................................19
6.33.1 Setting up APN.........................................................................................................................................19
6.33.2 GPRS User ID and password Setup........................................................................................................19
6.33.3 IP and port setup.......................................................................................................................................20
6.34 Less GPRS traffic ............................................................................................................................................20
6.35 Modes Switch between “SMS” and “GPRS” ................................................................................................20
6.36 Set up monitor center number.........................................................................................................................20
6.37 Web platform and PC installation tracking software user manual ...............................................................21
7. Cautions....................................................................................................................................................................21
8. Faults & the Solutions..............................................................................................................................................21

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1. Summary
1.1 Working Based on existing GSM/GPRS network and GPS satellites, this product can
locate and monitor any remote targets by SMS or internet.
1.2Features
1.2.1 Taillights shape, easy to hide, waterproof design, and outdoor installation.
1.2.2 Built-in GSM, GPS antenna.
1.2.2 Support GPS and LBS (location based service) double tracking solution
1.2.3 Support SMS / GPRS / Internet Network data transmission (GPRS/Internet instructions
includes in CD in package）
1.2.4 Support configures the settings remotely
1.2.5 Set multiple functions of security, tracking, monitoring surveillance, emergency alarms
and management in its entirety.
2. Applications
Used widely for motorcycle and other moving objects tracking.
3. Hardware Description

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4. Accessories:
This device is divided into the following two types according the accessories and its function:
Type A: 6 PIN hardness, tracking, monitoring, ACC, cut off oil and power.
Type B: Add remote controller to ARM & DISARM on the basis of type A.
No.
Photo
Name
Specs
Applicable model
1
Harness
6PIN
Standard
2
Relay
12V/40Aor 24V/40A
Standard
3
Alarm Siren
DC12V
Optional, Type
A/B
ON/ OFF button/SIM card slot/USB
Fixed Frame
Harness

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4
Remote
controller
Optional, type B
5. Specs
Content
Specs
Dim.
7.5×5.0×2.4cm
Weight
75g
Network
GSM/GPRS
Band
850/900/1800/1900Mhz
GPS sensitivity
-159dBm
GPS accuracy
5m
Time To First Fix
Cold status 45s
Warm status 35s
Hot status 1s
Car charger
12V~24V
battery
Chargeable 3.7V 1000mAh Li-ion battery
Storage Temp.
-40°C to +85°C
Operation Temp.
-20°C to +70°C
Humidity
5%--95% non-condensing
6. Operating Instructions
6.1Terminal Installation
6.1.1 Please ask the qualified engineers to install it.
6.1.2 Do not install it in an environment which is over GSM performance index.
6.1.3 Pay attention to make installation location preventing water and dust.
6.1.4 Find the 6 PIN harness and insert it into the corresponding holes of the products, and
connect the wires with the original car circuit showing below:
Wiring Diagram

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6.1.5 Note: The pink wire can be connected to the car original horn; or connected to the siren
buying with the tracker. (Siren is Option)
6.1.6 Please install the SOS button on the place driver can touch.
6.2 SIM CARD Installations
6.2.1 Use the screwdriver accompanied with the device to open sealed buckle and insert the
SIM card, the SIM card is placed correctly if heard the sound of lock, the SIM will
automatically pop up if press it gently. Then, put sealed buckle back
6.2.2 Please make sure the SIM card is for GSM network and able to execute the function of
incoming calls display, no calls can be diverted and the PIN code is locked. The SMS
format must be TXT format, and can’t recognize the PDU format.
6.3 Turn on the Tracker Device.
Connect the positive & negative wire, red & black ones, with 12V or 24V car power
system, wait for 1 minute after connecting power to wait tracker works normal, and then
turn on the backup battery switch.
6.4 Initialization
Send “begin+password” in SMS to the unit, it will reply “begin ok” and initialize all the settings. (Default
password: 123456)
For example, send SMS “begin123456” to the tracker via a cell phone, if succeeded, if will reply “begin
ok”.
6.5 Change Password
6.5.1 Send SMS “password+old password+space+new password” to the unit to change the password.
For example: send SMS “password123456 888888” to the unit. If succeeded, “password ok” will reply to
your cell phone from the device tracker.
6.5.2 Be sure to keep the new password in mind, you have to upload the software to restore the original
setting in case of losing the new password.
6.5.3 Attention: Make sure the new password is in 6 digits Arabic numbers, or else the tracker cannot
recognize the password.
6.5.4 The “+” in the command, please don’t type “+”, space means press the space keyboard on your cell
phone

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6.6 .Authorization
There are 5 numbers to be allowed to authorize in the tracker at most.
6.6.1 Call and track the tracker device for 10 times from cell phone in success, it will make
the cell phone number as the authorized number automatically, and reply “add master
ok”.
6.6.2 Authorization: Send SMS “admin+password+space+cell phone number” to set up an
authorized number, the other authorized numbers should be set by the first authorized
number, if the number is successfully authorized, the unit will reply“ admin OK” by
SMS.
6.6.3 Delete authorization: Send SMS “noadmin+password+space+authorized number” to
delete the authorized number.
6.6.4 If you want to track the target tracker device when it enters into another country, you
must add the country code before the cell phone number, for example, send SMS
“admin123456 008613322221111” to the device. Note: 13322221111 will be set up as
the authorized number.
6.7. Single Locating
6.7.1 Any number call the tracker device, it will reply a SMS including the position of
latitude and longitude if don’t set up the authorized number. If authorized number has
set successfully, the device won’t reply SMS including the positioning of latitude and
longitude when the unauthorized number dials up it.
6.7.2 Dialing the tracker device from the authorized number, it will hang up your calling and
respond to a real-time latitude and longitude information as following:
Tracking location, when no GPS signal, the SMS includes the last valid latitude &
longitude as well as the LAC code of current position, the LAC code can be input in
the column of “manual track”menu of web platform to check location.

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6.8. Auto track continuously
6.8.1 Track with limited times upon time interval:
Send SMS command “fix030s005n +password” to the tracker device, it will report the
latitude & longitude at 30s intervals of 5 times. (s:second, m:minute, h:hour). This
command set must be in 3 digits and the maximum value is 255.
6.8.2 Track with unlimited times upon time interval:
Send SMS “fix030s***n+password” to the tracker device, it will reply the latitude &
longitude continuously at interval of 30 seconds.
Note: the interval must not less than 20s.
6.8.3 Smart track upon time and distance interval:
6.10.3.1 Please set "track with unlimited times upon time interval" before this function,
and send "distance+password+space+distance", tracker will reply "Distance ok", and
then tracker will locate upon both the pre-set time and distance.
E.G: Send "distance123456 0050", it means distance is 50 meters; the number must be 4
digitsArabic numbers.
6.10.3.2 Set this function on web server: Set time interval first and then distance interval,
tracker will locate upon the time and distance.
6.10.4 Cancel: Send SMS “nofix+password” to the tracker device to cancel the “auto
track”.
6.9. Automatic update positions of vehicle turns
6.9.1 The tracker will update the positions automatically to web server once the vehicle changing driving
direction over pre set angle value to form a smooth trajectory consistent with the actual road, this
function works only in GPRS mode.
6.9.2 Send "angle+password+space+angle" to tracker, it will reply" angle ok".
6.9.3 The angle must be 3 digits Arabic numbers, default angle value is 30 degree.
6.10. GPS drift suppression
6.10.1 This function is deactivated as default, send "suppress+password" to tracker, it will reply" suppress
drift ok". The GPS data stop updating if vehicle is not driving (ACC is OFF) and latitude and
longitude always keep same, and GPS data updates automatically when vehicle is moving.
6.10.2 Cancel: send "nosuppress+password" to tracker, it will reply" nosuppress ok ".

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6.11 Absolute street address by SMS
6.11.1 You must set up the APN of your local GSM network for the SIM card in tracker first before using
this function, if there is user name and password for GPRS login, Please refer to 6.33 to configure
the APN, user name and password for GPRS login.
6.11.2 After configure the APN, send "address+password" to device, it will reply SMS including real
street/address name. For example: No.113, Guankou 2nd Rd, Nantou, Nanshan district, Shenzhen,
Guangdong, china.
6.12 Location based service (LBS)
When the tracker device doesn’t received valid GPS signals, tracker will positioning by location
based service(LBS), the messages includes the GPS coordinates of the last position in SMS mode,
but the LAC in message is the current new position, the location can be seen by input the LAC
code in the menu “Manual Track”of web platform www.gpstrackerxy.com, you can also send
command “address+password” to tracker to get the newest absolute address and GPS coordinates
as well; tracker will automatically switch to track by location based service in GPRS mode, and
actualized on the map of web server with LBS mark. And there may be some inaccuracy with
actual location by LBS tracking; the bias depends on GSM reception.
Note: This feature can be used normally in most areas according to the signal of GSM network. It
may not be available in some areas.
6.13. Monitor
6.13.1 The command to switch between Track and Monitor are “tracker”and “monitor”.
6.13.2 The default mode is “track”(Track mode).
6.13.3 Send SMS “monitor+password” to the unit, and it will reply “monitor ok!” and switch to
“monitor”mode.
6.13. 4 Send SMS “tracker+password” to the unit, it will reply “tracker ok!” and restore to “track” mode.
6.14 Data logging
6.14.1Auto logging：When the tracker device lost GSM signals or fall offline from GPRS, tracker will log
the tracking position and alerts automatically in the SD card on the basis of the pre-set condition,
when GSM signals get back, all the event alerts will be auto-sent to the authorized numbers or
monitoring platform (server), but the logged tracking data should be loaded to the monitoring

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platform via SMS command.
6.14.2 Logging upon times: Send SMS: “save030s005n+password” to the tracker unit, it will reply “save
ok”, and will log the lat, long locations every 30 seconds for 5 times. (S: second, m: minute; h:
hour).
6.14.3 Multi-logging：Send SMS:”save030s***n+password” to tracker device, it will reply “save ok”.
6.14.4 Logging Clearance: send SMS: “clear+password” to tracker device, it will reply “clear ok”.
6.14.5 Logging Volume: It depends on the capacity of the SD card inserted in the tracker device.
6.14.6 The logged data in SD card can be copied to computers through card reader, and then the data
route can be checked by importing data in the menu “Data Import”of web platform
www.gpstrackerxy.com
6.15 Data Load
6.15.1Current date Load: Send SMS: “load+ password” to tracker device, it will reply: “load ok” if the
device is working well under GPRS mode; if not, it will reply “load fail! Please check gprs” that
means device does not work under GPRS mode. Data only can be loaded to monitor platform by
GPRS
6.15.2 Specified date Load: Send SMS: “load+ password+ space+ year month date” to tracker device, it
will reply: “load ok”. For Example: send SMS: “load123456 20110425” to the tracker device, means
to load the tracking data of 25th April 2011 to monitoring platform.
6.16. Forward the third parties’message
6.16.1 Send SMS "forward+password+space+third parties phone number" from authorized phone
number, tracker will reply"forward ok", and supports 1 third parties phone numbers at most.
For example, set the phone number of the service provider of the simcard in the tracker, when
charge remind message coming in, tracker will forward it to authorized phone number.
6.16.2 Cancel: Send SMS command "noforward+password".
6.17. Charges Inquiry
Send SMS command "balance+password+space+carrier’s phone number+space+code" to tracker, it
will forward the code to carrier’s phone number and return the balance message received from
carrier’s phone number.

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6.18. Alarms
6.18.1 Low battery alarm
6.18.1.1 Send SMS “lowbattery+password+space+on”, it will send SMS “low
battery+latitude/longitude”to authorized numbers 2 times in total in 15 minutes interval when
voltage of battery is going to be about 3.55V.
6.18.1.2 This function activates as default, send SMS “lowbattery+password+space+off”to
deactivate.
6.18.2 External Power off alarm
6.18.2.1 Send “extpower+password+space+on”to activate, it will send SMS “power
alarm+latitude/longtitude”to authorized numbers every 3 minutes when external power is cut off.
6.18.2.2 This function activates as default
Cancel: Send SMS “extpower+password+space+off”to deactivate it.
6.18.3 GPS blind Spot alert
6.18.3.1This function deactivates as default, send SMS “gpssignal+password+space+on”, it will
send alert SMS “no gps+last valid latitude/longitude before lost signal”when lost GPS signal.
6.18.3.2 Send SMS “gpssignal+password+space+off”to deactivate
6.18.4. SOS Alert
Long Press the SOS button for 3 seconds（For model B, press button on remote controller for 3
seconds）, the tracker device will send SMS “help me!+lat./long.” to all the authorized numbers at
interval of 3 minutes. It will stop sending such a SMS when any authorized number reply SMS “help
me!” to the tracker.
6.18.5. Geo-fence
Set up a geo-fence for the tracker device to restrict its movements within a district. The unit will
send SMS to the authorized numbers when it goes out of this district.
Set up: When the unit stays immobile in a place for 3-10 minutes, the user can send
SMS“stockade+password+space+latitude,longitude;latitude,longitude” to unit to set the restricted
district. In case of breach, it will send SMS “stockade!+ latitude & longitude” to the authorized

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numbers
Remark: The first latitude & longitude is coordinate of the top left corner of the Geo-fence, while the
second latitude & longitude is the coordinate of the bottom right corner, it will alarm at interval of 3
minutes.
Cancel: Send SMS “nostockade+password” to deactivate this function.
6.18.6 Multi-area management
6.18.6.1 Set Area
Send SMS command "area+password+space+latitude,longitude+space+areaname,distanceM" to
tracker(distance unit: M for meter, K for kilometer), it will reply "area01 ok".
Example: Send "area123456 22.353648,113.543678 school,800M".
Note: 5 areas at most and the distance between two points can't be less than the total distance in the 2
commands, and different areas can't cover each other.
6.18.6.2 Delete areas
Send SMS command:"noarea+password+space+area name", tracker will reply:"noarea ok".
6.18.6.3 Rename and set distance
Send SMS command "rename+password+space+old name;new name,distanceM" to tracker, if name
is not repeated and area doesn't cover others, it will reply "rename ok!" for successful configuration.
Example: Send" rename123456 Area01;school,800M ", it means the new area name is "school", and
covers area of a radius of 800 meters.
6.18.6.4 Activate multi-area management
Send SMS command "area+password+space+on" to tracker, it will reply "Area on ok!", when
tracker enter the pre set area, it will send SMS "area name+latitude & longitude" to all the authorized
phone number, and send same SMS when goes out of the area.
6.18.6.5 Deactivate Multi-area management
Send SMS command "area+password+space+off" to tracker, it will reply"area off ok!"
6.18.7 Movement alarm
6.18.7.1. Set up: when the unit stays immobile in a place for 3-10 minutes with GPS signal reception,
the user can send SMS“move+password+space+0200” to the tracker (Suppose area of a radius of
200 meters, it supports 4 digits at most. Unit: Meter). It will reply “move OK”. In case of such a
movement (the default distance is 200m), it will send SMS “Move+ latitude & longitude” to the
authorized numbers at interval of 3 minutes.
6.18.7.2 Cancel: Send SMS “nomove+password” to device.

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6.18.8Over speed alarm
Set up: Send SMS “speed+password+space+080” to the unit (suppose the speed is 80km/h), and it
will reply “speed OK!”. When the target moves exceeding 80km/h, the unit will send SMS
“speed+080!+ latitude & longitude” to the authorized numbers at interval of 3 minutes.
Cancel: Send SMS “nospeed+password” to device.
Remark: The recommended speed should be not less than 30km/h. For below that rate, it will be
effected the accuracy by GPS signals drift etc.
6.18.9ACC working alarm
6.18.9.1This function is disabled as default. To active this functions, send "ACC+password" to
tracker, it will reply "ACC ok". And tracker will send "ACC on+latitude & longitude" to authorized
numbers when detect ignition action, that means the vehicle has been started; and tracker will send
“ACC off+latitude & longitude" to authorized numbers, that means ACC off.
6.18.9.2 Send "noACC+password" to disabled this function, tracker will reply "noACC ok".
6.18.9.3 This configuration can only enable and disable the alarm to authorized numbers; it will send
to web server automatically in GPRS mode and can't be disabled.
6.19 Cut off the Oil and Power System
6.19.1 Send command “stop+password” to tracker, tracker will execute it and reply “Stop engine
Succeed”. And it will remain immobile state until next command to resume.
6.19.2 Stop mode
6.19.2.1Execute immediately: Send command “quickstop+password” to tracker, it will reply
“quickstop OK”. Then tracker will stop the car immediately after “stop” command.
6.19.2.2Execute depends on speed(Default mode): Send command “noquickstop+password” to
tracker, It will reply “noquickstop OK”, Then the tracker won’t stop the car immediately after “stop”
command, instead, it will reply “it will be executed after speed less than 20KM/H”, and stop the car
when the speed is less than 20KM/H.
6.19.3 Resume the Oil and Power System
send “resume+password" to tracker, it will reply "Resume engine succeed", that means vehicle has
resume the oil supply.
6.20 Function of Remote Controller (Option, for model B ONLY)
Button
Function
Descriptions
ARM
Press for 0.5 second, the siren will beep one time.
DISARM
Press for 0.5 second, the siren will beep two times.
ARM &
Press for 0.5 second when it is in disarm state, the siren will

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Silent mode
beep one time. No voice from siren when alarm triggered and quit from siren mode
automatically when disarm.
SOS
Press for 3 seconds, Tracker will send SOS alert to authorized phone numbers
without voice.
Deterrence/
car search
Press for 0.5 second when it is in arm state, siren will beep 10 seconds, press disarm
button to quit.
6.21 Arm
6.21.1 Set up arm by SMS
Send “arm+password” to tracker, it will make the car enter ARM states and and reply “Tracker is
activated”.
If the car is in ignition (ACC is at “ON” position), then the car can’t enter ARM state, reply “set up
fail! pls turn off ACC”.
6.21.2 Set up arm by remote controller (Option, for model B ONLY)
Press button on the remote controller for 0.5 seconds, the car enters into armed state and the
siren will beep one time, no SMS reply.
If the car is in ignition (ACC is at “ON” position), then the car can’t enter ARM state, and siren keep
silent.
6.22 Silent Mode
6.22.1 Set up silent mode by SMS
Send silent+password to tracker, it will reply silent ok! that means tracker enters
ARM & silent mode, and will lock the door at the same time. be sound after
alarm is triggered, but tracker will send alarm SMS to authorized number.
Send disarm+password to quit ARM & silent mode.
6.22.2 Set up silent mode by remote controller (Option for model B)
Press in disarm state for 0.5 second, the siren will beep one time, the car will enter ARM &
Silent mode. Siren won’t be sound after alarm is triggered, but tracker will send alarm SMS to
authorized numbers.
Press to quit.
6.23DISARM
6.23.1 DISARM BY SMS
Send command “disarm+password” to tracker, tracker will disarm and reply “Tracker is deactivated”,
then it will turn off the alarm of shock sensor and ACC, and no alarms if trigger shock sensor and

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ignition.
6.23.2 DISARM BY Remote controller (Option for model B)
Press on remote controller for 0.5 seconds, the car will enter DISARM state and, siren beeps two
times and tracker doesn’t send message.
6.24 Alarms under Arm State
6.24.1 ACC alarm
The unit will send SMS “ACC alarm+lat/long” to the authorized number at interval of 3 minutes
when the engine of the car is turned on, that is the key is rotated to ACC.ON position to start the car
in arm state; Siren will be sound for 30 seconds,send “disarm+password” to stop it.
6.24.2 Shock Sensor alarm
6.24.2.1 The unit will send SMS “Sensor alarm+lat/long” to the authorized number when the
sensor is triggered in arm status; send “disarm+password” to stop it.
6.24.2.2 Shock sensor sensitivity configuration:
The sensitivity of the built-in shock sensor has three different level:
First level: Alarm will be triggered after detect slight vibration, send command"
sensitivity+password+space+1" .
Second level:Alarm will be triggered after detect 8 times vibration in 2 seconds, send command"
sensitivity+password+space+2".
Third level:Alarm will be triggered after detect 25 times vibration in 5 seconds, send command"
sensitivity+password+space+3".
6.25 Alarm without GSM network service
When the car is in the place without GSM network service, siren will be sound under non-silent
mode if alarm is triggered (door, sensor, ACC), but no SMS alarm will send to authorized
number.

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6.26 Check the Vehicle State
Send SMS command “check+password” to the tracker device in the vehicle, It will reply the
status of the power, battery, GPS, ACC, door, GSM signal, GPRS status and oil to the authorized
numbers.
For example: Send SMS “check123456” to the tracker device in the vehicle, It will reply
following SMS.
Power: ON/OFF
Battery: 100%
GPRS: ON/OFF
GPS: OK/NO GPS
ACC: OFF/NO
GSM Signal: 1-32 The higher digit it shows; the stronger of GSM signals it receives.
6.27 Reset Hardware
Send SMS “reset+password” to tracker device, it will reply “reset ok”. And the GSM module and
GPS module in the tracker will be reset.
6.28 Sleep Mode
6.28.1 Sleep by time
Send SMS command "sleep+password+space+time" to tracker device, tracker will reply "sleep
time ok" if none of the alarms has been set and no operations, tracker will fall asleep in 5 minutes,
GPS module shuts down, LED will be off ,calling or SMS can awake the tracker. If these alarms
have been set, tracker will sleep by detecting shock sensor. (This mode only works under SMS
mode)

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6.28.2 Sleep by shock sensor
Send SMS command "sleep+password+space+shock"to tracker device, tracker will reply "sleep
shock ok", it will enter sleep mode if no shake is detected or ACC is off , GPS module shuts down,
LED will be off . Shake or any operation can awake the tracker . (This mode only works under SMS
mode)
6.28.3 No sleep mode
Send SMS command”sleep+password+space+off” to tracker device , tracker will reply”sleep off
ok”. Tracker GSM,GPS,LED will work without sleep .This mode is the default mode.
6.29 Check IMEI
Send SMS command "imei+password" to the unit. E.g. Send SMS command "imei123456" to the
tracker device, an IMEI number in 15 digits will reply to your cell phone.
6.30 Set up Terminal (local) Time
6.30.1 Send SMS command “time+space+zone+password+space+time” to the tracker unit, If
succeed, It will reply “time OK”
6.30.2 For example: Send SMS “time zone123456 8”, 8 is Chinese time zone, If your country time
zone is minus, send SMS “time zone123456 -8”.
6.31 TCP / UDP Switch
Send command: "gprs+password,0,0" switch back to TCP mode, this is the default mode.
Send command:"gprs+password,1,1" switch to UDP mode.
6.32 Configure parameters by USB
Connect the gps tracker to computer with the optional USB cable ,find gps tracker’s internal

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memory and open serial debugging tool in the format of text , refer to the
instructions for more operations .
Note: Correct password is need every time you configure the tracker.
6.33 GPRS setting
User must send SMS via cell phone to set up IP, port and APN before starting GPRS.
6.33.1 Setting up APN
6.33.1.1 APN standards for Access Point Name and differs from country to country. For more
information about the local APN, inquire with your local GPRS network operator.
6.33.1.2 Text the tracker a SMS “APN+password + Space + your local APN” via a cell phone and if
setup successfully, the tracker will return the message “APN OK”.
6.33.1.3 e.g. send SMS command “APN123456 CMNET”. If succeeded, SMS “APN OK” returns
from the tracker.
Notes: 123456 is tracker’s password and CMNET is the APN of China Mobile (One of GSM
Operator in China).
6.33.2 GPRS User ID and password Setup
6.33.2.1 In most countries, the user name and password involving GPRS login are not compulsorily
necessary, therefore, the entry can be skipped. For those countries requiring user name and
password, please configure as following:
6.33.2.2 Send SMS “up+password+space+user+space+password”If succeeded,
“user,password ok” is returned by the tracker in SMS.
6.33.2.3 For instance, send SMS “up123456 jonnes 666666” to the tracker, and if succeeded, the
tracker returns “user, password OK”
Note: 123456 is tracker device password, jonnes is the user name for GPRS login, 666666 is the
password for GPRS login.

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6.33.3 IP and port setup
6.33.3.1. Send SMS via a cell phone: adminip +password + Space + IPAddress + Space + Port
Number. If succeeded, SMS “adminip OK” returns from the device.
6.33.3.2 e.g, Send SMS command “adminip123456 202.104.150.75 9000” to the tracker device, If
succeeded, “adminip OK” is returned by the device in SMS.( 123456 is default password，
202.104.150.75 is IP，9000 is port).
6.34 Less GPRS traffic
6.34.1 Tracker will change to less GPRS traffic mode after parking 5 minutes, GPRS disconnect
and connect again when alarm being triggered or vehicle starts driving.
6.34.2 Activate this function: Send "less gprs123456 on", tracker will reply "less gprs on ok".
6.34.3 Deactivate this function: Send "less gprs123456 off", tracker will reply" less gprs off ok".
Note: 123456 is the password of tracker, and replace it with the new if you have changed.
6.35 Modes Switch between “SMS” and “GPRS”
6.35.1 The default mode is “SMS”
6.35.2 Send SMS “GPRS+password” to the unit, and it will reply “GPRS ok!” It means tracker
device has switched to “GPRS” mode.
6.35.3 Send SMS “SMS+password” to the unit, it will reply “SMS ok!” and restore to “SMS”
mode.
6.36 Set up monitor center number
6.36.1 Setup: send command “centernum+password+space+number” to tracker, it will
reply“centernum ok”. After setup monitor center number, the sms messages of auto track will be
sent to this center number, if events alarm need be sent to this number too, then this center number
must be setup as authorized number.
6.36.2 Cancel: Send “nocenternum+password” to tracker, it will reply “no center num ok”.