National Fleet Tracking NFT-4550 Installation Manual - page 8
Confidential Page
8
1/30/2013
Starter Disable Relay Harness
Red (
14 AWG
) Labeled as Pin 1 in the relay diagram. Connect to either side of
the cut vehicle starter wire.
White (
14 AWG
) Labeled as Pin 3 in the relay diagram. Connect to either side of
the cut vehicle starter wire.
Yellow (
20 AWG
) Labeled as pin 2 in the relay diagram connects to true ignition
(Hot while run and crank). Note: same connection as yellow on the main unit
harness.
Orange (
20 AWG
) Labeled as Pin 4 in the relay diagram connects to the orange
wire on the main unit harness.
Activating the NFT-4550 Unit
Prior to the initial powering of the unit, move the vehicle outside, so that the GPS
receiver can receive signals from the GPS satellites.
Upon initial power up of the NFT-4550 the LEDs start flashing on the front side of
the unit to determine if the unit is powered on. If the LED is not flashing after
60sec, check the power connections. The statuses of the LED’s are below.
Status LED Definitions
Orange LED Status
GSM/GPRS Cellular Communications
Green LED Status
GPS Communications
Blinking – Tracker on, searching for wireless signal
Blinking – GPS on, searching for satellite
signal
Patterned Blinking – Signal acquired, unit trying to
establish connection to the communication server
Solid – 2-way communication link with the
communication server established
Solid – GPS lock established
Activating the NFT-4550 Unit (cont)