fried

So I hooked up my subwoofer and amplifier again, after taking them out about half a year ago. This is my second time doing this, so I'm very fresh, but I'm fairly certain everything is hooked up correctly, but there is NO sound coming from my sub! My setup worked fine when I took it out, but I...

Heres My Hifonics XX-Zuess 1600watt Amp Started Smoking, I took it apart, Here's the problem (pix below). Is it worth fixing? Is it costly? Or is it totally fried. I do have a newer one on the way, I just want to know if i should salvage this or not.

So I recently purchased a Rockford Fosgate P400-2 amp off of ebay... after installing it I turned my vehicle on and the blue amp Power indicator came on as it is supposed to, then my speakers made a few strange noises, the blue light dimmed and then smoke started pouring from the amp... (this...