Gosafe G797 User manual




1. Device Introduction
TABLE OF CONTENTS
1.1 Physical Appearance
1.2 Specication
1.3 Features
2.1 Open device
2.2 Insert SIM card
2.3 Power on
2.4 Conguration
2.5 Location OBDII Port
2.4 Set User No.
2.5 Modify Password
2.6 Set Work Mode
3.1 Command Table
3.1.1 Set User No.
3.1.2 Modify User Password
3.1.3 Set Upload Mode, interval and type
3.1.4 Clear Alarm
3.1.5 Location Poll
3.1.6 Set Message Center Number
3.1.7 Set APN
3.1.8 Set Voice Monitoring Number
3.1.9 Enable/Disable Over speed alarm
3.1.10 Enable/Disable Over Speed Alarm Parameter
3.1.11 Enable/Disable SMS when movement trigger
3.1.12 Set Time Zone
3.1.13
Immobilizer Output
3.2 Combine Command
3.3 Commands Wait
3.4 Alarms
3.5 Default Parameters
4.1 Normal Location SMS Format (G Mode)
4.2 Hyperlink SMS Format (W Mode)
4.3 Error Command Alert..
4.4 Password Modication Successful Conrmation
4.5 User No. Setting Successful Conrmation
2. Quick Install Instructions
3. Commands for Device Setting
4. Structures of SMS from Device
5. LED Flashes & Relevant Device Status
6.1 Characters for Commands
02
04
05
06
07
08
08
09
10
11
12
19
19
20
20
20
23
21
13
13
13
13
13
13
14
14
14
14
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15
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6. Appendix

1.DEVICE INTRODUCTION
G797, which uses GSM and SMS together with GPS to locate your belongings, is a
new model tracking device designed by Gosafe Company Limited. With connect &
Go concept, G797 can connect with OBDII diagnostic port and can get necessary
power from the same port.
Inside G797, there are GSM modem, GPS receiver, control PCBA, microprocessor,
power circuit, and so on. Before starting G797 installation, please one SIM card
which works on GSM based network that is oered by GSM mobile operating
agency and can work with GPRS.
G797 is easy to install device and even nonprofessionals can install this device. You
only need to get the valid data SIM Card. Insert the SIM card in G797 and connect
the device to OBDII port in the vehicle. The system have internal movement sensor
which controls the power management of the device.
G797 is equipped with highest available GPS uBlox modules and able to use A‐GPS
(Assist GPS) technology to give help connecting the device with GPS faster with
more accuracy.
1

1.1 PHYSICAL APPEARANCE
Device and Components
Front Cover Back Cover USB PortMIC
GPS
Device opening to insert SIM card
2

Accsessories
Front View
GPS/GSM LED
USB Port
Wireless Module LED
RF TagRF Wireless Relay USB Configuration cable
3

1.2 SPECIFICATIONS
Size
Weight
IP Rating
55 x 50 x 25 mm
80 g
IP62
Physical Specification
Rechargeable Battery
Power Consumption
Connector: J1962
7.4V 180mAh Lithium ION
Sleep Mode 500uA
Active 70mA
Power
Antenna
Modem
Frequency
GPRS
Approvals
SIM card
LBS Location Accuracy
Internal
uBlox LEON G100
Quad band 850/900/1800/1900MHz
Class 10 (4 downlink, 2 uplink, max. 5)Mobile Station Class B
AT&T, R&TTE, CE, GCF, FCC, PTCRB,Anatel, IC, China SRRC, etc
3.3V SIM
100 to 500meters(Urban)
0.5 to 30kilometers(Suburb)
GSM
Antenna
Receiver
Channels
Sensitivity
Navigation update
Acquisition
Location Accuracy
Internal
uBlox NEO 6M (GPS, & Sbase) engine
50 Parallel Channels
‐162dBm
1sec
Cold Starts: 27s
Aided Starts: <1s
Hot Starts: <1s
2.5 to 10meters (Strong Signals)
500 meters (Weak Signals)
GPS
MCU TI MSP430 12KB RAM, 256KB Flash
MCU
4

1.3 FEATURES
Real Time Location
Mobile Map Location
Latitude and Longitude Location
GSM Base Station Location（LBS Technology）
Convenient GSM Mobile Control
Easy-to-use SMS Communication Mode
Internal Movement Sensor for better power management
Internal backup battery for Device disconnection notification
Internal memory for the data buffer
3D G-Force Sensor Onboard
Sensor
Flash 10,000 Locations
Memory
Operating Temperature
Storing Temperature
Humidity
-40°C to +70°C
-40°C to +85°C
95%
Environmental Conditions
5

2.1 OPEN DEVICE
Open G797 enclosure carefully by screwing off the four screws.
2.QUICK INSTALL INSTRUCTIONS
6

Insert SIM card into the SIM card jacket correctly according to the below picture.
Press SIM card inside the SIM card jack completely.
2.2 INSERT SIM CARD
Note
Please do activate the SIM card, disable its PIN
code function, and make sure SIM card has
enough balance before operating the device.
Each time before taking SIM card out of or
inserting SIM card into the device, device power
supply remove the device from the OBDII
connector, or it would damage device and/or
your SIM card.
7

Connect USB cable to device and computer. Use the configuration software to
configure.
2.3 POWER ON
Connect battery to the device, like the below picture shows you:
2.4 CONFIGURATION
8

Normally ODBII port is available in all the vehicles manufactured after the 1996 and
2000.This port is located under the dash near the driving side of the vehicle.
Normally this port is covered with some cover.
2.5 LOCATION OBDII PORT
9

2.6 SET USER NO.
Note
After receipt of the above SMS command, device will
reply a confirmation SMS and work at default work mode:
30M;G;W To protect device, if there is any error in this
command, device will not send back any error warning.
1234,UNO;[phone]
1234,UNO;13912345678
UNO:13912345678
UNO:[phone]
Message
Send SMS
Reply
with country code
without country code
Command Control Word
10

2.7 MODIFY PASSWORD
Note
Please memorize your New Password and wait for
confirmation SMS for password modification from device.
Only if this command is sent by user No., the system can
process this command.
Message
1234,UPW;5678
UPW: 5678
Send SMS
Reply
New Password
Command Control Word
Factory Password
To modify factory password at the first usage is strongly suggested..
11

Message
1234,UUM;30M;G;T
UUM: 30M;G;T
Send SMS
Reply
the type of message
the Work Mode user wants
to configure
Command Control Word
Password
2.8 SET WORK MODE
There are 4 different work modes configurable for device according to user’s need:
O, S, G, and L. For detailed information on 4 work modes, please go to“Commands
for Device Setting”in this User Manual.
12

3. COMMANDS FOR DEVICE SETTING
3.1 COMMAND TABLE
All the commands for device setting in this User Manual are in the same format:
The user command is shown in the below table.The whole command format is
"PSW,CMDXX;Para".
Table only show the second part "CMDXX;Para" in the column of command format.
Remarks
Four bits,range:0000~9999
Reply
1) UNO:139123456
78
2) UNO:[phone]
45678
UPW:1234
UUM: 30M;G;T
Command
1) 1234,UNO;1391234
5678
2) 1234,UNO;+861391
2345678
UPW;1234
UUM;30M;G;T
Ctrl Word
UNO
UPW
UUM
DescriptionSr.
3.1.1
3.1.2
3.1.3
3.1.4
3.1.5
UAC
PRQ
UAC
PRQ
UAC
PRQ
Usage: send command to device,
the device will upload
information, Information format
is the same as upload data by
interval, and this function can
also be done by calling to the
device and hang up after rst
ring.
0~20 bits, default is empty
1) set national number
2) set international number,
"86" is country number
30M:upload interval, M can be
(30~900S),(15~59M), (1~240H)
Default:30m;G;W
G: upload mode, it can be:
"O"/close uploading
"G"/upload GPS data by
interval set, when there is no
GPS, data uploading based on
base station information
"S"/Always upload with LBS
location
T: data format, it can be:
T = Text Format
W = Hyper link Format
Requests for
location
information
Setting user
phone
number
Setting user
password
Setting users
to upload
mode
User alarm
cleared
13

3.1.6
3.1.7
3.1.8
3.1.9
3.1.10
3.1.11
SCN:[phone]
500
SCN;[phone]SCN
APNSet APN
SPO:0
SOP:100;120
SPO;0
SOP; 100;120
SPO
SOP
MOT:0MOT;0MOT
VOM
Motion
sensor
enable and
disable
Monitor
VOM;13912345678
or
VOM;[phone]
8
VOM:13912345678
or
VOM:[phone]
678
Setting the
SMS
center
number
APN; APN; user name;
password
APN;APN
Enable/disa-
ble over
Speed
Speeding
alarm
parameters
APN: APN; user
name;
password
APN:APN
Total is 20 bits"86" is national
code, must have. Leave factory
set: empty Default: usually, no
need to set SMS center number,
when user use SIM card, device
will record SMS center number
automatically ,when change SIM
card the old number will be
delete and record new one
“86”is country code
The number can’t be empty
Usage: send command, the
device will call back, open
microphone, user start
monitor
Parameter range "APN": 1~30
characters "user name": 0~30
characters "password": 0~30
characters The second command
way "APN; APN”Means only set
APN. Device comes with of some
APN list of some mobile service
providers for some country. when
the APN information is included
for the SIM card used, no need to
congure, if APN is wrong, GPRS
connection will be wrong
0: close
1: open
Default: SPO;1
100: prompt
120: alarm
Default: SPO;80;100
0：Close, shielding sensor
related function IS cancelled,
relevant information don't send.
1：open ,can Use related
functions of movement sensor
RemarksReplyCommandCtrl WordDescriptionSr.
14

3.2 COMBINED COMMAND
To save time and SMS resource on conguration, user can apply combine
command, in which there is more than one command, to operate conguration.
The combine command would begin with user password, which is followed by
commands (commands order is exible). Format is as follow:
3.1.12
3.1.13
TZN:8:00
IMM:0
TZN;8:00
IMM;0
TZN
IMM
Time zone
setting
Immobilizer
Output
"0" : close
"1”: open device send power
cut command or the device is
disconnection, cut power of
vehicle.
Set local time zone parameter
from ‐12:00 to 12:00, Negative
represent western time zone,
positive represent east eastern
time zone
Default : 0 : 00
RemarksReplyCommandCtrl WordDescriptionSr.
First command Second Command
Pw Command
word
Command
word
Parameter ParameterParameter, ,; ; ;
If there is duplication of the same command in the same combine command, just
the last piece of command would be processed; if there is error in the command,
the command with error would be discarded, and device would only conrm
setting of correct commands with no error warning. If all the commands are error,
an alarm will be sent. All setting commands, except user No. setting command
under the condition of the user number has never been changed, can be set by
combine command.
Example：1234,UUM;30M;G;T,UPW;1234
15

3.3 COMMANDS WAIT
3.4 ALARMS
LIST OF ALARMS
In the event that if commands come from user when device is in sleep mode then
the device couldn’t process commands, however at each wakeup, device will wait
one minute to receive those commands and take precedence to process them then
response one conrmation message; after 1 min, device would receive and process
real‐time commands and will reply accordingly.
The device sends alarm immediately when it triggers. The message received is as
follows when device is in alarm.
G797 V0.12
GPS 6/77
UTC 11‐05‐14 05:33:47
N23.164479
E113.428606
SPD:0km/h 0
Alarm: Power O
Power O
Description SMS Received
G797 V0.12
GPS 6/77
UTC 11‐05‐14 05:33:47
N23.164479
E113.428606
SPD:0km/h 0
Alarm: Power O
Over Speed G797 V0.12
GPS 6/77
UTC 11‐05‐14 05:33:47
N23.164479
E113.428606
SPD:0km/h 0
Alarm: Over Speed
16

Note
The user can use the UAC command
to clear user based alarm.
Description SMS Received
G797 V0.12
GPS 6/77
UTC 11‐05‐14 05:33:47
N23.164479
E113.428606
SPD:0km/h 0
Alarm: Geo‐Fence
G797 V0.12
GPS 6/77
UTC 11‐05‐14 05:33:47
N23.164479
E113.428606
SPD:0km/h 0
Alarm: Moving
Anti-Jamming (This alarm
appear if the anti-jamming
feature is enable and the
someone use GSM jammer
near the device)
G797 V0.12
GPS 6/77
UTC 11‐05‐14 05:33:47
N23.164479
E113.428606
SPD:0km/h 0
Alarm: Anti‐Jamming
Moving (When the vehicle I
stopped and the movement
sensor is enable, the device sends
move alarm on the trigger
of movement sensor)
Geo‐Fence (Future use the
current version rmware don’t
support it)
17

3.5 DEFAULT PARAMETERS
Device is set with the following default parameters. When device powers up rst
time it will use the following parameters to connect and wait for user commands or
server commands.
Description Parameter
User number (EMPTY)
SMS center number (EMPTY)
PIN code of SIM 1234
APN list APN list of China only
User password 1234
User upload mode 30M;G;W
Manager phone number (empty)
Manager upload mode 30M；G；T
Server IP or domain name domain name (empty) IP (114.142.154.28)
TCP port 3032
UDP port 3032
TCP channel upload mode (mode 0) 60S；G；B
UDP channel upload mode (mode 0) 60S；G；B
Package number of per TCP upload 1
Package number of per UDP upload 1
percentage of data buer per TPC upload 50
percentage of data buer per UDP upload 50
Over speed 80；100
Enable/ disable over speed alarm Disable
Enable/disable vibration sensor Disable
Enable/disable phone roaming status test Enable
Enable/disable anti-jamming Disable
Time zone 0:00
Vibration sensor parameter 10；10；30
Anti-jamming parameter 30；20
Baud rate of extend serial port 9600
Transmit mode of extend serial port Common mode
USB port mode Common mode
Supper link (1) (LBS Link) (empty)
Phone list of SMS forwarding (empty)
Hot line list (empty)
Time for talking 0；0
SMS number counter 0；0
Supper link (0) GPS Link http://maps.google.com/staticmap?zoom=14&size=
300x300&markers=%n,%e&sensor=false
18