What did you replace the adaptor with?
I have problems on Catalina with sleep. After reboot it goes to sleep 3-4 times. Thereafter it stays awake forever. Display too.
When staying awake I see:
% pmset -g
System-wide power settings:
Currently in use:
standby 0
Sleep On Power Button 1
womp 1
autorestart 0
hibernatefile /var/vm/sleepimage
proximitywake 1
powernap 0
networkoversleep 0
disksleep 0
standbydelayhigh 86400
sleep 16 (sleep prevented by coreaudiod)
autopoweroffdelay 28800
hibernatemode 0
autopoweroff 1
ttyskeepawake 1
displaysleep 10 (display sleep prevented by coreaudiod)
tcpkeepalive 1
highstandbythreshold 50
standbydelaylow 86400
Anyone suggestions? This is my ASRock build, on Catalina 10.15.1.