I got my Rock 5 ITX today. I power it via BeQuiet SFX 450W.
If I plug it in, the blue light turns on and my fan powers up but I do not get any HDMI signal.
I tried all HDMI Out and USB-C.
I think the CPU is dead. The output in rkdeveloptool is :
root@root-nucboxk9:~$ sudo rkdeveloptool list
DevNo=1 Vid=0x2207,Pid=0x350b,LocationID=304 Maskrom
root@root-nucboxk9:~$ sudo rkdeveloptool list-partitions
Read GPT failed!
Read parameter failed!
Not found any partition table!
root@root-nucboxk9:~$ sudo rkdeveloptool read-flash-id
Reading flash ID failed!
root@root-nucboxk9:~$ sudo rkdeveloptool read-chip-info
Read Chip Info failed!