Sim Card Installation - GPS Tracker 403 User Manual

 The pink wire can be connected to the original car alarm horn or the alarm
horn purchased together.
 Understand that the vehicle door trigger type is positive trigger or negative
trigger. Connected to the green wire if it is positive trigger, and connected to
the blue wire if it is negative trigger.
 Please install the SOS button where the driver can touch it.

5.2 SIM card installation

Open the rubber plug of the SIM card slot and insert SIM card, if you intend to
expand the storage space, please insert micro SD.
Please make sure the SIM card is of GSM network, and you have topped it up with
credit.
Make sure that there is no call transfer and call display is on, the PIN code is
locked.
The format of the SMS message must be text format because device cannot
recognize the PDU format.
Note: The tracker will only accept a Nano size SIM card – 'standard' or 'Micro'
SIM cards will not work in the tracker.
6
Wiring Diagram