How to Update EG Series Device via USB

How to Update EG Series Device via USB

This guide explains how to update your EG Series/RobustOS Pro device using a USB drive with the firmware package mg460-uuu-udisk-upgrade-2.1.5.tgz.  Here take MG460 for example.

⚠️ Important Warning

CAUTION: This process will restore the device to factory settings. All stored applications and data will be erased during this procedure. Please backup any important data before proceeding.

Prerequisites

  1. USB drive (formatted FAT32)
  2. Firmware package, for example: mg460-uuu-udisk-upgrade-2.1.5.tgz
  3. Computer to prepare the USB drive
  4. Physical access to the MG460 device

File Preparation

  1. Extract the mg460-uuu-udisk-upgrade-2.1.5.tgz file
  2. Copy the extracted folder to your USB drive. The file structure should look exactly like this:
D:\
└───mg460-uuu-udisk-upgrade
        bootconfig.bin
        burn-uboot-only.bat
        extend-mg460.squashfs
        gpt_backup0.bin
        gpt_main0.bin
        imx8mp-evk.dtb
        initrd.img
        MG460_EMMC_Partitions_EMMC64GB_V0.1_20240123.xlsx
        SHA256SUM
        SHA256SUM.sig
        system-mg460.squashfs
        u-boot-imx8mp-DDR4GB.bin
        uuu.exe
        vmlinuz

Update Procedure

  1. Ensure the device is powered off
  2. Insert the prepared USB drive into the device's USB port
  3. Power on the device
  4. The update process will begin automatically
  5. During the process, LEDs will show various flashing patterns
  6. Completion Indicator: The update is complete ONLY when you see all LEDs flash one by one in sequence
  7. Once you see this sequential LED pattern, remove the USB drive
  8. The device will automatically begin its boot process

Important LED Behavior Note

  1. Various LED patterns will occur during the update process - this is normal
  2. Do not remove the USB drive until you see the completion pattern
  3. Completion Pattern: All LEDs blinking one after another in sequence

After Update

  1. Device will start booting automatically
  2. System will be restored to factory settings
  3. Reconfigure any custom settings as needed

Support

If you encounter any issues during the update process, please contact technical support.

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