Why are there these coloured lines going down my screen.

These coloured lines run down my screen and the rest of the screen is just pitch black. Please help me. Should I replace the display monitor?

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

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 1

crwdns2942205:01crwdne2942205:0:

Most likely a cracked LCD, does hdmi output work?

crwdns2934271:0crwdnd2934271:0crwdne2934271:0

crwdns2934285:0crwdne2934285:0