Sim Card Installations; Turn On The Tracker Device; Wcdma/Gsm/Gps Led Indicator - Coban GPS-303 User Manual

6.1.5 Note: The pink wire can be connected to the original car horn; it can also be connected to the
siren bought with the tracker.
6.1.6 Know about the type of the door trigger is positive or negative trigger. Please connect the green
wire to the door control circuit if it is positive, and connect blue wire if it is negative.
6.1.7 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. If need data logging function, please insert microSD and put sealed buckle back.
6.2.2 Please make sure the SIM card is for WCDMA/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.

WCDMA/GSM/GPS LED Indicator

Red LED: when charging, LED ON, after full charged, LED OFF,
In Low power, LED flashes fast.
Green LED: In SMS Mode, LED quick flash for each second, In GPRS (Internet) Mode, LED flash
one time in three seconds, when No WCDMA/GSM reception, LED ON.
7
Wiring diagram