Bryston SP3 Manual page 44

APPENDIX G: SUB-WOOFER SETUP continued
Symbol ".1" or ".0" (as in the "OUT: PL2xMovie7 EX 7.1" above) indicates a usage or a
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lack of usage of the Subwoofer speaker and is a function of the output configuration and
the presence of the input LFE channel. There are two cases:
a) Front speakers are Small:
If you select Subwoofer ON, then you will always see OUT:... .1 - indicating
that the subwoofer is being used.
If you select Subwoofer OFF, then you will always see OUT: ... .0 - indicating
that the subwoofer is not used (bass contents will be lost).
b) Front speakers Large:
If you select Subwoofer ON, XTRA BASS OFF, and if the input stream does not
contain LFE channel (IN: .. .0) - then you will see OUT: ... .0 - indicating that
the subwoofer is not being used (all bass contents is being reproduced through the
front large speakers).
If you select Subwoofer ON, XTRA BASS OFF, and if the input stream
does contain LFE channel (IN: .. .1) - then you will see OUT: ... .1 - indicating
that the subwoofer is used (all bass contents is being reproduced through the front
large speakers but LFE goes through the Subwoofer).
If you select Subwoofer ON, XTRA BASS ON - then you will see OUT: ... .1 -
indicating that the subwoofer is used (all bass contents is reproduced through the
front large speakers and the Subwoofer at the same time, while the LFE if present
goes through the Subwoofer only.
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A usage or no usage of the subwoofer channel is not equivalent of stating that the signal is or is not
present. If the subwoofer channel is indicated as being "not used" (.0) then there is no signal but if it is .1
then the presence of a signal depends on the actual input stream contents.
SubWoofer Setup Page 4 of 4