Sorry, if you are using different output amps, your set up would look more like this:
Amp 1 - L ( + ) ------> L Speaker HF (+)
Amp 1 - L (-) .-------> L Speaker HF (-)
Amp 1 - R ( + ) ------> R Speaker HF (+)
Amp 1 - R (-) .-------> R Speaker HF (-)
Amp 1 - L ( + ) ------> L Speaker HF (+)
Amp 1 - L (-) .-------> L Speaker HF (-)
Amp 1 - R ( + ) ------> R Speaker HF (+)
Amp 1 - R (-) .-------> R Speaker HF (-)