crwdns2934241:0crwdne2934241:0 SA20S

crwdns2934249:0crwdne2934249:0:

I believe it means it is overheating I tried playing 100 Hertz bass tone on it and it lasted about 20 seconds before it started getting warm on the top and went red

crwdns2915684:0crwdne2915684:0:

open