turns on, turns off and Purple LED

hello

I have my screen after a few minutes of use, it turns off and tries to turn back on several times until the monitor LED turns purple

-I already tried to switch from HDMI to DVI and change the power cable, it's the same

crwdns2934089:0crwdne2934089:0 crwdns2934093:0crwdne2934093:0

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0

crwdns2942205:01crwdne2942205:0:

It seems that your monitor is in some sort of safe mode. It’s basically in a locked state. I don’t have an answer for you, but this is more info for future commenters.

crwdns2934271:0crwdnd2934271:0crwdne2934271:0

crwdns2934285:0crwdne2934285:0