I have double checked the wireing and it all seems fine, i can see 3 red lights inside the amp and i have also checked it with no speakers connected.

I have just purchased a ZX475Ti from a friend with 2 JL Audio 12w3-d2 subs, after fitting them this weekend i have found that the blue LED's on the front of the amp dont work, also i can see 3 red LED's through the perspex at the end of the amp. The amp appears to be powering the subs but i am not c...