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VX406AU Software Update Instructions (for APP)

VX406AU Improvements (13/2/2017)
• Improved Phone function
Estimated Update Time: 4 minutes
Please download and print this VX406AU Software Update procedure prior to downloading and installing this software update.
It is important that this procedure is done in the order described in this document as failure to do so may result in the VX406AU becoming inoperable.
Please confirm the software version of your unit prior to performing the update. Refer to step “3. Confirm Result” at the end of this document.
If the software version on your device matches the versions listed in step “3. Confirm Result”, then your VX406AU is up to date and you do not need to perform the software update.
Warning: Do not perform this software update while operating the vehicle. Do not interrupt the power of the VX406AU while the update is in progress.
Remember to record all the “Settings” prior to performing the update process, as the unit will return to factory default settings after the update.
• A Windows PC with an internet connection and a Zip/Unzip program installed into it. (
• A blank microSD with 256MByte or greater of memory.
• A microSD card reader for your PC.
1. Preparation
1) Download the “” file and save it to your computers desktop.
 The files are zip-compressed and you will need to unzip it onto your PC prior to copying the files to the blank microSD card. (About 44.0MByte)

When the file is unzipped, you will see one folder.
Folder: SW_Update
2. Update
1) Copy the SW_Update folder on to the blank microSD card.
Note: Please format the microSD card in FAT32 before copying the "SW-Update" folder onto the card.
2) Power off the VX406AU by turning off the vehicles ignition.
3) Insert the update microSD card into the microSD card slot, then power up the VX406AU.
4) Touch the "PRESS HERE TO UPDATE" button.
5) Touch the "OK" button.
Note: Do not unplug, disconnect or power off the VX406AU until the update has been completed.
This portion of the update will take about 1 minute to complete.
6) After the update is completed,  VX406AU will return to the display of Step 2-4.
7) Power off the VX406AU by turning off the vehicles ignition and remove the update microSD card that is currently inserted, then power on.
8) Follow the instructions on the screen to properly calibrate the touch screen.
 Be sure to carefully touch the crosshairs (+) with your finger tip or by using a touch screen stylus pen.
9) After you have completed the touch screen calibration steps, touch the screen in any location to exit the touch screen calibration mode.
 VX406AU will return to the tuner mode automatically.
3. Confirm Result
1) Press the “MENU” button that is located on the horizontal left of the front panel.
2) Touch the “Settings” button.
3) Scroll to the end of the “General” tab list.
4) Touch the "Set" button of the "Version" item.
5) Confirm that the following software versions have been successfully updated.
APP_V 1.1.6_0FX3_161008
Important: If the software versions on your unit matches the ones listed above then your update has been successfully completed.
If any of the software versions do not match, please perform the software update again.
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