Hmmm..... still hope just like @gutemine says.
This problem drives me crazy...
Will check it again. Thanks

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Front LED or OLED is blank. Not show anything
Ok.

Thanks for the link. Will try to make bootlog and report again

Hello guys....
just get my new DM900 UHD Box today
when rear panel switch to ON position, led panel ON (red light),
touch the led to power ON, not working
try to get in to rescue mode, not working
the LAN led (tx and rx) lights still ON not blinking even the LAN able pluged or unplugged

is someone there have the same problem ?
is someone ther have the solution ?

really apreciate
thanks