I suspect I experience the same problem with a Vivobook Go. I got messages like "[174397.518333] [drm:link_enc_cfg_validate [amdgpu]] *ERROR* link_enc_cfg_validate: Invalid link encoder assignments - 0x1c" in dmesg and the screen go black and stay like that for a while regularly.
I suspect I experience the same problem with a Vivobook Go. I got messages like "[174397.518333] [drm:link_ enc_cfg_ validate [amdgpu]] *ERROR* link_enc_ cfg_validate: Invalid link encoder assignments - 0x1c" in dmesg and the screen go black and stay like that for a while regularly.