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GV75 User Manual

 

 

 

TRACGV75UM0016 

1.

 

Introduction 

The GV75 is a compact waterproof GPS tracker designed for a wide variety of vehicle tracking 
applications. It has multiple I/O interfaces that can be used for monitoring or controlling external 
devices. Its built-in GPS receiver has superior sensitivity and fast time to  first fix. Its quad band 
GPRS/GSM subsystem supports 850/900/1800/1900 MHz allowing the GV75's location to be 
monitored in real time or periodically tracked by a backend server and mobile devices. Its built-in 
3-axis accelerometer allows motion detection and extends battery life through sophisticated power 
management algorithms. System integration is straightforward as complete documentation is 
provided for the full featured @Track protocol. The @Track protocol supports a wide variety of 
reports including emergency, geo-fence boundary crossings, driving behavior, low battery and 
scheduled GPS position. 
 

1.1.

 

Reference 

SN 

Document Name 

Remark 

[1] 

GV75 @Track Air Interface Protocol.doc

 

 

[2] 

@Track Air Interface for Garmin-FMI 
Protocol V1.02.pdf 

 

Table 1: Reference 

1.2.

 

Terms and Abbreviations 

Abbreviation   

Description 

DIN 

Digital Input 

DOUT 

Digital Output 

GND 

Ground 

Table 2: Terms and Abbreviations 

 

 

  Queclink 

Confidential

Summary of Contents for GV75

Page 1: ...GV75 User Manual TRACGV75UM0010 GV75 User Manual GSM GPRS GPS Tracker TRACGV75UM001 Version R1 03...

Page 2: ...session Furthermore system validation of this product designed by Queclink within a larger electronic system remains the responsibility of the customer or the customer s system integrator All specific...

Page 3: ...2 1 Appearance 7 2 2 Parts List 7 2 3 Interface Definition 8 3 Getting Started 9 3 1 Install a SIM Card 9 3 2 Switch on the Device 10 3 3 Power Connection 10 3 4 Ignition Detection 11 3 5 Digital Inp...

Page 4: ...BLE 3 PARTS LIST 7 TABLE 4 DESCRIPTION OF GV75 USER CABLE 8 TABLE 5 ELECTRICAL CHARACTERISTICS OF IGNITION DETECTION 11 TABLE 6 ELECTRICAL CONDITIONS OF NEGATIVE TRIGGER INPUTS 11 TABLE 7 ELECTRICAL C...

Page 5: ...TION FOR NEGATIVE TRIGGER INPUTS 11 FIGURE 2 THE EXAMPLE CONNECTION TO DRIVE A LED 12 FIGURE 3 THE EXAMPLE CONNECTION TO DRIVE A RELAY 12 FIGURE 4 THE CONNECTION OF UART WITH FEMALE DB 9 12 FIGURE 5 T...

Page 6: ...evision History Revision Date Author Description of Change 1 01 2016 01 07 BingoHuang Initial 1 02 2016 01 25 Abside Yu Add Safety Information 1 03 2016 04 15 Abside Yu Modify Getting Start and produc...

Page 7: ...ts built in 3 axis accelerometer allows motion detection and extends battery life through sophisticated power management algorithms System integration is straightforward as complete documentation is p...

Page 8: ...view 2 1 Appearance Figure 1 Appearance of GV75 2 2 Parts List Table 3 Parts List Name Picture GV75 Tracker 102mm 46mm 20 5mm GV75 Extend Cable USB 232 Cable optional 12V DC Supply optional GV75 Confi...

Page 9: ...le 4 Description of GV75 User Cable Index Colour Description Comment 1 Red Power External DC power input 8 32V 2 Black Ground System ground connected to the vehicle s frame directly 3 Yellow Digital i...

Page 10: ...emove the top cover Step 2 Insert the SIMcard into the SIM card holder Step 3 Place the top cover on the bottom cover and tightenboth covers until they snap Note Make sure that the seal ring is in pla...

Page 11: ...r is removed GV75 will switch to internal backup battery and keep on running When internal backup battery is exhausted GV75 will give a report and then turn off 3 3 Power Connection The red wireis pow...

Page 12: ...trigger input on the GV75 For negative trigger input the electrical conditions are Logical State Electrical State Active 0V to 0 8V Inactive 1 7V to 32V or Open Table 6 Electrical Conditions of Negati...

Page 13: ...in by a diode So no external flyback diode is needed when the output is connected to an inductive load 3 7 UART Interface There is one UART interface on GV75 UART is used for configuration and firmwar...

Page 14: ...tatus CEL Note1 Device is searching GSM network Fast flashing Note3 Device has registered to GSM network Slow flashing Note4 SIM card needs pin code to unlock ON GPS Note 2 GPS chip is powered off OFF...

Page 15: ...ernet directly Ask the network operator for the right APN The IP address or port of the backend server is wrong Make sure the IP address for the backend server is an identified address on the Internet...

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