hi Guys I got a problem with my Mtx X500D is not all times but in times the subs did not sound and when check the amp the red light flash very quick even if I turn off the system and turn on again in occasions start to work and then several minutes later start to flashing again and never got hot is maintain very warm is not very hot to touch even you able to put your hand and did not feel hot for this I am discard a thermal protection mode is somebody help me in this thanks anticipate this is the amp

MTX X500D 500W, Class D Monoblock Amplifier X Thunder 500 XD

 

Could be speaker protection. What are you running off it?

 

hi friend and thanks for the reply this is the wiring of my susbs