LFC#39 - HP dv7 Post-mortem

HP Laptop not booting up, giving a flashing Caps-lock light or similar error code. This is a symptom classic HP Mobo Failure, and the reason why I hate HPs and Compaqs - I've just seen this way to many times. But for posterity's sake I always disassemble and attempt a repair, because every now and then you get lucky. But in this case, it turned out to be lack of servicing, rather than poor build quality...