Can not boot to android OS

Steps:
flash spi
dd if=/dev/zero of=zero.img bs=16M count=1
rkdeveloptool db MiniLoader.bin
rkdeveloptool wl 0 zero.img
rkdeveloptool rd
flash os
dd if=Android12_rkr12_20240522/ROCK5_ITX_hdmi0_dp0_dp1_dsi0_gpt.img of=/dev/mmcblk1 bs=4k status=progress

Fan is running at max speed, no hdmi output.

Does android os broken?


After disconnect dc and redo the install steps, the android os is running.

Can you flash Android this way?

This is the way in the documentation provided by radxa