User manual

ZL ELECTRONICS TECHNOLOGY (HK) CO., LIMITED

16 SET APN A******,011,APN,

username,password

011: command code

******: password, default 000000

APN: GPRS use this gateway to connect

internet.

Username: APN Username

Password: APN Password

The default APN is CMNET

17 Set the center IP and

Port

Set server parameter

A******,012,IP:Port 012: command code

******: password, default 000000

IP: Platform server ip

Port: Platform server port

18 LED Light Switch A******,666, X 666: command code

******: password, default 000000

X: LED Light Switch

X =0 LED Light OFF

X =1 LED Light ON

19 Reset to factory settings A******,888 888: command code

******: password, default 000000

20 Restart Tracker A******,999 999: command code

******: password, default 000000

4. SMS Tracking by Mobile

4.1. Position Report Function

4.1.1. Get position from vehicle - way 1:

No matter where you are, when you want to know the position of your vehicle

Step1 Send a SMS message or make a telephone call to the 900C.

Step2 vehicle will report its location back to you by SMS, which including the position

information