I have a Kenwood KAC-M845 amplifier. i have 3 question. 1st question thing i have a TS-WX301 Pioneer sub. my sub explode. so, i want to change my sub. i found 1200w pioneer sub. can my amplifier support the 1200w sub. 2nd question i combined my rear speaker (Sony XSF1725) 190w and Front (PIONEER TS-G1011R) 110w in my amplifier. i used 2 channel for my front and rear speaker.and i used bridge on my sub. my question is. it that ok.. 3rd question my accessory fuse keeps on burning and everytime i touch my amplifier, its like a hot plate. what do u think is the problem. pls. help me thanks.