OVERWATCH PL630 User manual

3G GPS Vehicle Tracker
User Manual
PL630
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Packing list
GPS Tracker
LED Indicator
OBD Interface
SIM Card Holder
Specification
OBD interface, DIY no installation;

Diagnostic Car Status(reply by SMS);

Auto download & config APN & GPRS setting;

Listen sound around tracker;

App (Android & iPhone) / WeChat / Web / SMS / Wap locate;

Built in Shock Sensor for Car Move and Shock Alarm;

Shock sensor control uploading to save car battery power;

Cell ID locate when no GPS (Indoor or underground);

Universal GSM / WCDMA Band for Global network;

Wide working voltage: 9-45V DC;
LED indicator
GREEN LED Flash once
: GSM & GPS working well
GREEN LED Flash twice
: GSM working well and no GPS signal
GREEN LED Flash three times
: GSM & GPS working well but battery low
GREEN LED Flash four times
: GSM working well, battery low and no GPS signal
GREEN LED ON continuously
: GSM searching network
GREEN LED OFF continuously
: Power off
GREEN LED Flash fast
: incoming a call or sending SMS
RED LED Flash once
: uploading current tracking
RED LED Flash twice
: can not upload tracking now
Before Using
1. Power ON / OFF
Insert the tracker to OBD socket, the tracker will power on automatically.

When power is ON, pull the tracker from the OBD socket, then the tracker will power off
automatically.
2. Install SIM card

Press the yellow switch button beside the tracker with a tool, the SIM card holder will come out.
Pull it out and put the SIM card in the holder and then push the holder into the tracker again is OK
(Pay attention to that the SIM card metal contact pin can not face down to the holder).
.
SIM Card Release(Press)
Sim Card Metal Pin Face Up
Before installing or uninstalling the SIM card, please power off the tracker.
3. ANTENNA
The Antenna of GSM and GPS are built in the tracker.

Big metal and car panel will reduce the GSM and GPS signal. the GPS antenna need faced to
heaven, otherwise the GPS signal will be weak and maybe can not located, if can not locate
insert to OBD interface, you need connect a OBD wire to install the tracker to other place .
4. Using Condition
The working temperature is -20 0C to 60 0C, over this range the specification maybe can not
reach the standard level, the storage temperature can reach to -40 0C to 80 0C.
5. Back to factory setting (Default configuration)
Sending SMS (factory*123456) to the tracker will delete all user setting and back to factory
configuration and repower on.
Notes: After back to default set, all IP / APN / GPRS / Language / Timezone / Alarm Setting
etc are deleted and back to factory setting, just like a new product, all authorized phone
number are deleted and password change to 123456, all the alarm setting is canceled, if the
IP/APN/GPRS name & password/TIMEZONE are changed, and you need set these again by

sending SMS.
How to Install
1. First to buy a 2G GSM or 3G WCDMA mobile phone SIM card, which needs SMS service and
incoming caller ID display and GPRS function, and please disable the PIN code of the SIM card, this
SIM card phone number is the tracker number and all the operations (calling and sending SMS) to
the tracker is this number.
2. Insert the tracker to the OBD socket is OK, it is not necessary to do any other installation, all
cars later from year 2000 have OBDII interface, the OBD socket normally is under the car panel, if you
can not find the OBD socket, check your car manual to find or call your car manufacturer hot line to
confirm the OBD.
3. After insert the tracker to OBD socket, the tracker will power on automatically, the tracker
uploading is controlled by shock sensor, if the tracker begin to move, the tracker begin upload the
tracking, the tracker status on the platform will change to online immediately. if the tracker stop moving,
the tracker will stop upload the tracking and turn off GPS & GPRS to go to sleep, a few minutes later
the tracker status on the platform also will change to offline. If you like to keep the tracker always
online, send SMS (keeponline*123456) to change the tracker working method is OK, but this will
exhaust more data charge and car battery power, and if the car will park long time or the car battery is
old, this maybe cause the car battery power low and can not start car engine.
How to Use
After install SIM card and insert the tracker to OBD socket, you can send SMS to locate and
change tracker setting, the tracker use password(default is 123456) to control, every SMS command
need add password, if you have set authorized number, some command don’t need add password,for
better security please change the default password before using.
1. After installation the tracker, park the car in the open place (indoor or underground can not
receive the GPS signal), send SMS (LOCATE*123456) to the tracker number, the tracker will reply
SMS with Google map link , click the link to visit internet, the map will display on your mobile phone.
This means the GPS and GSM is working.
2. Upload the tracking to internet server through GPRS, this tracker can auto download & config the
GPRS & APN setting, if the APN or GPRS user name & password are not right, you can set APN

and GPRS username & password sending SMS, you can check the APN & GPRS username password
by sending SMS “CHECK*123456” to tracker, Sending SMS “APN*123456*apnname” to the tracker
can set the APN, and sending SMS “USERNAME*123456*username*password” to the tracker can set
the GPRS username & password, please see the following setting description for detail.
4. Visit the website www.999gps.net, logon with given user nam and password (user name is
the last 7 digital number of the tracker’s ID number, the default password is same with user name, for
example ID is 830201512345678, the default logon name and password all are 2345678, the ID is
print on the label on the back of the device, user can change the password and user information after
logon, but can not change the user name, our administrator or dealer can change the user name by
user request (ask your dealer to contact us), After logon, click the car you want check, the current
location will display on the Google map, check the date and time and location is right or not, if it is
correct, then you have installed the tracker and set the tracker properly, and it work well.
5. The iPhone and Android App locate please see the platform using guide,and also
Wechat locate please see the platform using guide.
6. If you have many vehicles , we can create a user that can see all your trackers after you
login, this can be used as fleet management, ask your dealer to contact us to get your administrator
user name and password of your fleet.
7. The data & time of the tracker upload to the website is GMT time (Greenwich Mean Time,
add or minus a fixed digit is your local time), you can change the display time to your local time by
setting the time zone to your local time zone in the menu of My Account after logon the platform (
For example Newyork time zone is -05), please refer the platform operation guide.
Setting Instruction
1. Check Tracker ID:
The tracker ID is print on the label of the tracker, the S/N number on the label is the ID, Also if the
label is missing, send SMS “ID*123456” to tracker, in which, “ID” is the fixed command and “123456”is
the password. Having successfully been made, there will be a SMS “ID: 830201512345678”, in which,
“830201512345678” is the ID and every tracker corresponds to the only number. This number is used
to differ the tracking uploaded to the website from others. the last 7 digital number of the tracker ID is
the user name and password of the tracker on the platform, for example the tracker ID is :

830201512345678, and then the user name on the platform of this tracker is : 2345678, and the
platform password for this user name also is :2345678,user can login the platform to change
the password.
2. Set Server IP
Send SMS “IP*123456*58.64.155.133,8011” to the tracker, in which, “IP” is the fixed command,
“123456” is the password and “58.64.155.133,8011” is the IP address of the server computer of our
website. Having successfully been set, there will be a SMS “IP: 58.64.155.133,8011”. However, the IP
address may be changed with the upgrade of our server, so please see to the notices on our website.
Notice: The tracker IP address has been set to default : 58.64.155.133,8011 in factory, it is not
necessary to set again, unless our IP address has been changed or user need upload the location
to other server, If our server IP is changed, we will notice on the website.
3. Set APN
This tracker can download & config APN & GPRS username password automatically after power
on, if the APN & GPRS user name password are not right, then you need sending SMS to tracker to
change them, if the tracker can not upload location to platform (Red LED flash twice), please confirm
the auto configuration of APN & GPRS user name password is right, the APN name and GPRS user
name & password please call your tracker SIM card mobile phone company to confirm, the auto
configuration APN & GPRS of the tracker please sending SMS “CHECK*123456” to tracker to check.
if the APN & GPRS are not right, please set by the following description.
Send SMS “APN*123456*apnname” to the tracker, in which, “APN” is the fixed command,
“123456” is the password and “apnname” is the APN name of a mobile phone company.
Having successfully been made, there will be a SMS “APN: apnname”.
Send SMS “USERNAME*123456*username*password” to the tracker, “USERNAME” is a
command, “123456” is the password of the tracker; “username” is the mobile company GPRS user
name, “password” is the mobile company GPRS password, if the operation is success, the tracker will
send back the information “Username:username, Password:password”, if the password is not right,
the operation is fault, the tracker will send back information “Wrong Password”.
4. Add / Delete / Check Authorized Number:
The authorized phone number is used to send alarm information by SMS, or use mobile phone to
locate the tracker without platform, if the authorized phone number is not set, then the alarm
information can not send to user by SMS (alarm information, SOS, etc).

4.1. Add authorized phone number by SMS
Send SMS“ADDPHONE*123456*A*number”(Not including the quotation marks “ ”, Number
means the telephone number you want authorized, the following is same) to tracker is OK,
“ADDPHONE” is a command; “123456” is password; “A” is authorized number location, every tracker
have 3 authorized phone number, A and B, and C, so you can set 3 phone numbers, if the add
operation is success, the tracker will send back the information ”Add Authorized Phone OK”, if the
password is not right, the operation is fault, the tracker will send back information “Wrong Password”.
4.2. Delete authorized phone number by SMS
Send SMS “DELETEPHONE*123456*A” to the tracker, “DELETEPHONE” is a command;
“123456” is password; “A” is authorized phone number location, there are 3 locations “A” and “B”
and “C”; if the delete operation is success, the tracker will send back the information ”Delete
Authorized Phone OK”, if the password is not right, the operation is fault, the tracker will send back
information “Wrong Password”.
4.3. Check authorized phone number by SMS
Send SMS “CHECKPHONE*123456” to tracker, “CHECKPHONE” is a command; “123456” is
password; if the operation is success, the tracker will send back the information “Authorized Phone
A: 13987654321；B：13876543210；C：13765432101 , the phone number is just an example. if the
password is not right, the operation is fault, the tracker will send back information or “Wrong Password”.
5. Change / Check Password
5.1. Change tracker password
Send SMS “CHANGEPASSWORD*123456*888888” to tracker, “CHANGEPASSWORD” is a
command; “123456” is old password; “888888” is new password; if the operation is success, the
tracker will send the information “ New Password：888888” to every authorized phone number, if the
password is not right, the operation is fault, the tracker will send back information “Wrong Password”.
Note: Only authorized phone can change the password.
5.2. Check tracker password
Send SMS “CHECKPASSWORD” to the tracker, “CHECKPASSWORD” is a command, if the
operation is success, the tracker will send back the information “Password：888888”; “888888”is an
example.
Note: Only authorized phone can check or change the password.
6. Set Alarm by Calling: ON/OFF

Send SMS “CALLON*123456” (Call to authorized number) or “CALLOFF*123456” (No calling) to
the tracker, “CALLON” or “CALLOFF” is a command, “123456” is the tracker password, if the operation
is success, the tracker will send back the information “Alarm by calling : ON” or “Alarm by calling
:OFF”, if the password is not right, the operation is fault, the tracker will send back information “Wrong
Password”. If the alarm by calling is ON, then when the alarm is triggered, the tracker will call the
authorized number to notice the alarm, the default setting is ON.
7. Set Alarm by SMS: ON/OFF
Send SMS “SMSON*123456” (Sending SMS to authorized number) or “SMSOFF*123456” (No
SMS) to the tracker, “SMSON” or “SMSOFF” is a command, “123456” is the tracker password, if the
operation is success, the tracker will send back the information “Alarm by SMS : ON” or “Alarm by
SMS :OFF”, if the password is not right, the operation is fault, the tracker will send back information
“Wrong Password”. If the alarm by SMS is ON, then when the alarm is triggered, the tracker will
send SMS to the authorized number to notice the alarm.the default setting is ON.
8. Set GPRS Mode: KEEPONLINE / SHOCKCONTROL
Send SMS “KEEPONLINE*123456” (Keep online all the time even the tracker stop moving) or
“SHOCKCONTROLGPRS*123456” (Turn off GPRS after the tracker stop moving 2 minutes) to the
tracker, “KEEPONLINE” or “SHOCKCONTROLGPRS” is a command, “123456” is the tracker password,
if the operation is success, the tracker will send back the information “GPRS: Keep Online” or “GPRS:
Shock Control”, if the password is not right, the operation is fault, the tracker will send back information
“Wrong Password”. the default setting is Shock Control, when the tracker begin to move, the tracker
begin upload the tracking, the tracker status on the platform will change to online immediately. if the
tracker stop moving, the tracker will stop upload the tracking and turn off GPS & GPRS to go to sleep
mode , a few minutes later the tracker status on the platform also will change to offline.
If the tracker is always online, the tracker will send tracker status to platform all the time, but this
will exhaust more data charge and car battery power, and if the car will park long time or the car
battery is old, this maybe cause the car battery power low and can not start car engine, we do not
recommend this working mode.
9. Set GPS Mode: GPSON / SHOCKCONTROL
Send SMS “GPSON*123456” (GPS module Keep ON all the time even the tracker stop moving) or
“SHOCKCONTROLGPS*123456” (Turn off GPS after the tracker stop moving 2 minutes) to the tracker,
“GPSON” or “SHOCKCONTROLGPS” is a command, “123456” is the tracker password, if the operation

is success, the tracker will send back the information “GPS: Keep ON” or “GPS: Shock Control”, if
the password is not right, the operation is fault, the tracker will send back information “Wrong
Password”. the default setting is Shock Control, when the tracker begin to move, the tracker turn on
GPS, if the tracker stop moving, the tracker will turn off GPS to save car battery power.
The GPS module keep ON can get better signal and can locate very fast, but this will exhaust
more car battery power, and if the car will park long time or the car battery is old, this maybe cause the
car battery power low and can not start car engine, we do not recommend this working mode.
10. Set Upload Time Interval
Send SMS “INTERVAL*123456*xxx” to tracker, “INTERVAL” is a command, “123456” is
password, “xxx” is the interval time, which can be set from 30 to 999 seconds. The tracker will send
back information “Set Interval xxx OK”, if the password is not right, the operation is fault, the tracker will
send back information “Wrong Password”. 30 seconds is the default interval time. Longer upload
interval time can save battery and GPRS data cost, but this will make the total mileage to more error.
11. Set Car Plate Name
Send SMS “PLATE*123456*PlateName” to tracker, “PLATE” is a command, “123456” is password,
“PlateName” is the car plate number or name, after setting the car plate, the reply to tracker SMS will
add car plate to indicate which car reply this message. The tracker will send back information “Car
Plate: PlateName”, if the password is not right, the operation is fault, the tracker will send back
information “Wrong Password”.
12. Check Car OBD Information
Send SMS “OBD*123456” to tracker, “OBD” is a command, “123456” is password, the tracker will
send back OBD & car status information”, if the password is not right, the operation is fault, the tracker
will send back information “Wrong Password”.
OBD information example: (The information maybe different with car model)
Number of DTCs:1,P0340,Car voltage:13V
The detail information of the DTC please see the car owner book, the different model car
has different DTC, the 4S or fixing factory can diagnostic your car by mobile phone.
13. Check tracker setting
Send SMS “CHECK*123456” to tracker, “CHECK” is the fixed command, “123456” is password. The
tracker will send back information including software version, ID S/N number, IP address, authorized
phone number, GPS and GSM signal etc. if the password is not right, the operation is fault,

the tracker will send back information “Wrong Password”. The following is an example :
V Mar 03 2014,TQ,CC0830C00820800,58.64.155.133,8011,30,A:13987654321,
B:13876543210, GPS OK,+00,ShockControlGPS,-95dBm,ShockControlGPRS,
CMNET,User,Password,46000,e1d/24a0,93%
V Mar 03 2014, ;Software version date
CC830, ;TCP/IP Protocol name
CC0830C00820800, ;ID S/N number
58.64.155.133,8011, ;Server IP and Port
13987654321, ;Authorized number (A/B/C)
GPS OK , ;GPS status
+00, ;Time Zone (00 means GMT time)
ShockControlGPS, ;GPS module shock control
-95dBm, ;GSM signal strength
ShockControlGPRS, ;GPRS is controlled by shock sensor
CMNET, ;APN name
User, ;GPRS user name
Password, ;GPRS password
46000, ;Sim Card MCC+MNC
e1d/24a0, ;Current Cell ID
Note: This command usually be used to check the tracker current status & configuration, if the
tracker can not work well, this command can check what the problem is.
14. Re-power on tracker
Send SMS “RESET*123456” to tracker can make the tracker power off and power on again,
“RESET” is the fixed command, “123456” is password. The tracker will send back information
“Cancel all alarm setting and re-power on”, then the tracker will power off and power on
automatically, if the password is not right, the operation is fault, the tracker will send back information
“Wrong Password”. some time the tracker can not work properly, send the reset command, the
tracker will re-power on a few minutes later.
15. Restore to factory setting (Back to Default)
Send SMS “FACTORY*123456” to tracker can make the tracker power off and power on again,
“FACTORY” is the fixed command, “123456” is password. The tracker will send back information “Setting
back to factory default”, then the tracker will delete all user setting, and restore all setting to factory mode,
just like a new tracker, then the tracker will re-power on after delete user setting. If the