Logitech Z 5500 Control Unit Pod Showing Lines

Hello guys!
My Z 5500 doesn't want to work anymore. When I was using them, last 2 weeks control pod sometimes switched off and on for no reason. Now only showing lines. Anybody knows where to search for fix? Thanks!

Block Image

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

crwdns2934109:0crwdne2934109:0

crwdns2889612:0crwdne2889612:0 0
crwdns2934285:0crwdne2934285:0