WTE TReX-460, User Manual

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TReX User Manual v15.30 Firmware
Upgrade Process
1. Run the application WTE-UBL.exe – this is the WTE Firmware Update Tool as shown
above.
2. BEFORE applying power to the TReX, press the “UP” button, and HOLD the button
down.
3. Apply power to the TReX.
4. The TReX backlight will flash on and off (approximately once every second) and
display “MAIN BOOTLOADER” – keep the “UP” button pressed . You now have 10
seconds to press the PC application “Connect” button on the WTE Firmware Update
Tool before the TReX exits the bootloader mode of operation.
5. Press the WTE Firmware Update Tool “Connect” button. If connected, the PC
application will display the message saying “Device Connected”. The TReX backlight
will now stay constantly on.
6. You can now RELEASE the TReX “UP” button.
7. On the PC application press the “Load Hex File” button.
8. Select the supplied TReX hex file. NOTE: the firmware used must MATCH the TReX
receiver variant. A TReX can only be used with TReX encrypted firmware. Failure to
comply will leave the device inoperable.
9. Press the WTE Firmware Update Tool “Program” button.
10. Wait for the WTE Firmware Update Tool to indicate that programming has been
completed.
11. If successful, the TReX will automatically restart. If the USB cable is still connected,
the “USB CONNECTED” screen may be displayed.
12. Remove the USB cable, and the TReX will restart again in its normal mode of
operation.
13. If the TReX does not correctly start, then repeat this procedure.
© WTE Limited, 2022 – Christchurch New Zealand
Page 275 of 302