hey cambsar or anyone who can help?, gotta question!! I have a 4 channel 600 watt jensen amp. model xa4150, and i have had the amp for about 4 yrs now.. and not once had a problem with it.. its been through 3 installs and its been with the same 2 10' JLAUDIO subs i have as well.. well last week it stopped giving me output to the subs!! i checked the fuse and the remote wire to the amp to make sure the amp was turning on, and it is. i get full power from the amp on my reader!! but on the output to the subs i get nothing.. QUESTION> is there anyway to check or fix that with out having to buy a new one?? please help!!!!!!