Denon DHT-1513BA Home Theater System "boston subwoofer repair" Questions

...Boston sound bar will not go up very high volume on sound bar will not go up very about a third as that of the TV if I had speakers on There is a internal problem with it, Take it in for repair, out ...

no sound. blown diode pj0359 es10 and burnt track.can i replace diode and fix the track or is there something that could have caused it Diodes can blow on their own, they don't need another cause. ...

Subwoofer not working The sub is connected but isn't doing anything. I've checked all connections and the power light on the back isn't coming on. The system came with a Boston Acoustics MCS 160 sub. ...