You could have a blown amp.

Here's a couple of questions that we need, in order to properly help you:

What kind of amp?
How many subs?
Ohm load of the subs?
Which protection light is on, overcurrent or protection?

Good luck to ya!

J. Mykel Hill
SLAP Mid-West Event Coordinator

jmykel@slapshow.com

Certified IASCA Judge
Certified SLAP Judge

http://members.cardomain.com/audiophyl

2002 Sound, Looks, & Performance National Champion--Advanced Mitsubishi