1. Introduction 1.1 Introduction GTR-388A12/GTR-388E12 is designed as a durable and multi-functional 3G GPS tracker. It integrates highly sensitive GPS module and 3G communication module with a powerful microcontroller that fits into a compact enclosure. The device is capable of being waterproof and ideal for use in a motorcycle, golf carts and vehicles.
1.3 Hardware specification Item Description Model GTR-388A12 GTR-388E12 Back-up Battery Li-Polymer 820mAh Temperature Operation -30℃ ~ + 60℃ (0℃ ~ + 45℃ for charging) Storage -40℃ ~ + 60℃ Dimension 107.5 mm X 38.7 mm X 23.5 mm GPS receiver...
1.4 Appearance Reset button For fixing device with Velcro tape Screws of back cover 1.5 LED indicator Normal mode: LED status Description Device is being boot but SIM card isn’t Red blinking ready Red solid SIM card is ready, but not register to network Yellow solid Registered to network, but not connected to...
1.6 Cable description Wire Color Description Green SOS (Negative Trigger) Blue Fuel sensor input (Analog Input, 0~28 V, 12 bits resolution) Yellow Digital Input (Negative Trigger) Main Power, 9~36 V Black Ground White Digital Output (Negative Trigger), 300 mA Orange Ignition Detection Input (Positive Trigger) Black Ground...
2 Operation For first time users, please follow the steps below to complete the pre-installation. 2.1 Install the SIM card Unscrew the cover of device. Open the SIM holder, place SIM card with the copper contacts face-down and the notch on the SIM card at the left side of the SIM holder. Push the SIM holder’s lid according to the direction of the arrow.
2.2 Connect the Main Power Connect the red wire from the cable to a power source of 9V~36 V. Connect the black wire to ground. 2.3 Switch on/off Tracker After connecting the power, please press the reset button to turn on GTR-388A12/GTR-388E12.
2.4 Fix the device You could fix the GTR-388A12/GTR=388E12 with the Velcro tape as the picture above. You could tear down the cover of double side tape and stick GTR-388A12/GTR-388E12 to the installation position. There is a magnet behind the double side tape. You could install the GTR-388A12/GTR-388E12...
3 Installation 3.1 Installing the Emergency button There is a line of cable for connecting a push button for emergency help. One end of the button must be connected to the SOS line and the other end must be connected to the ground line.
3.2 Connecting ignition detection line on car Lock Ignition (On) Connect the orange wire from the cable to ACC position of vehicle. Connect the black wire to ground.
3.3 Connecting Relay Connect the white wire from GTR-388A12/GTR-388E12’s cable to the yellow wire of relay. For the other connections, please refer to the diagram above.
Therefore, if you put a tracker in the car, please make sure to place it with good ventilation. For Vehicle: GTR-388A12/GTR-388E12 could be placed or installed on the marked position as the pictures below. If you’d like to install GTR-388A12/GTR-388E12 at the OBDII connector of vehicles, please connect GTR-388A12/GTR-388E12 with the OBDII power cable firstly, then you could connect the OBDII power cable to the OBDII connector of vehicle as the picture below.
Page 17
For Motorcycle • For motorcycle rider, GTR-388A12/GTR-388E12 could be installed at the marked position as the picture as below.
Need help?
Do you have a question about the GTR-388A12 and is the answer not in the manual?
Questions and answers