How to provide power to AutoMaster NT644

The Foxwell NT644 is a professional level diagnostic handheld tool, offering comprehensive system coverage for a vast array of car manufacturers.
This unit has been specifically designed for the European market, and includes many high-end features such as Electronic Park Brake wind-back functions and Service Light reset functions.

Here’s describeshow to provide power to NT644, provides brief introductions of
applications loaded on the scanner and display screen layout and illustrates how to input text andnumbers with Foxwell NT644

How to  provide power to AutoMaster NT644How to  provide power to AutoMaster NT644

We have two ways to provide power for NT644 :

Provide power to the scanner  before using the scanner
The unit operates on any of the following sources:
*12-volt vehicle power
*USB connection to personal computer

*one Connecting to Vehicle Power
The scanner normally powers on whenever it is connected to the data link connector (DLC).
To connect to vehicle power:
1. Locate the data link connector (DLC). The DLC is generally located under the dash on the
driver side of the vehicle.

2.Attached the diagnostic cable to the scanner and tighten the captive screws to ensure good
3.Connect a correct adapter to the data cable according to the vehicle being serviced and plug it
into the vehicle DLC.
4. Switch the ignition key to the ON position.
5.The scanner automatically boots up.

Never try to provide power for the scan tool from USB connection when the scan tool is
communicating with a vehicle.

*Two: Connecting to Personal Computer with USB Cable

The scan tool also receives power through the USB port when it is connected to a PC for updating
software and transferring saved files.
To connect to PC:
1.Insert the small end of the USB cable to the USB port at the right side of the scanner and the
large end to a computer.
2. Press the power switch of the scan tool to power it on.


Add:here’s AutoMaster NT644 feature

*Extensive vehicle coverage for more than 50 American, Asian and European vehicle makes
*Compatible with 2013/2014 models on most makes
*Deep vehicle system coverage for most electronic systems-
(typically Engine, ABS, Airbags, Immobiliser, Instrument Cluster, Climate Control, Power Steering, Automatic Transmission and more!)
*Provides live sensor data from a wide range of systems

*Merges graphs for easier fault diagnostics
*Records live sensor data

*Supports Electronic Parking Brake (EPB) features on approx 13 makes (see above)
*Supports Oil Service Reset functions on approx 32 makes (see above)
*Unparalleled EOBD / OBD-II functionality – supports ALL 5 OBD-II protocols and ALL 9 test modes
*Easy-to-use with intuitive menu-driven operation

*4.3 inch TFT colour display (480*272 pixel)
*Strong housing tough enough to survive the workshop
*FREE updates for the first 1.5 years after registration
*View recorded data on tool or copy to PC for printing