This instruction is for Eunhasu upgrade which is not able to upgrade by clicking the upgrade button on the Eunhasu upgrade page.

There are 3 ways to do the upgrade.

First, Samba : It is for Windows file sharing protocol. To access sMS-200 through SMB, type \\eunhasu\mwdata\music in windows file explorer. The sMS-200 should be connected in the same network.

Second, USB memory stick : It is internal debug mode. To use this method for the upgrade, several conditions should be matched.

Finally, imageUSB utility : This is external application to write entire image of the latest version to SD card.

By samba share

Download upgrade-last.tar file from server

sMS-200

Copy upgrade-last.tar to Eunhasu samba directory \\eunhasu\mwdata\music

Eunhasu page will be loaded like http://eunhasu/upgrade.php?upgrade_server=eunhasu/music&force=1

upgrade_server={EUNHASU_IP}/music is possible

By USB

Format USB to FAT32

Change USB label to SOTMDEBUG and it must be upper case

Download upgrade-last.tar file from server

sMS-200

Copy the downloaded upgrade-last.tar to the USB root directory

Download this file and rename to run_debug.txt

Copy run_debug.txt to the USB root directory

run_debug.txt file must contain following strings

upgrade force

Remove whole inserted USB stick on sMS-200

Insert SOTMDEBUG USB to sMS-200

On working, blink the left LED

After finishing, device shows the left LED off

By external utility

sMS-200 - Refer Here