User Guide
Table Of Contents
Model74/75UserGuide Issue3,November2016
StudioTechnologies,Inc. Page47
for Surround
Function:InputSourceandAssociatedChannels
Byte Value Description
1 F0H System-ExclusiveMessage
2 00H 1
st
ByteofStudioTechID
3 00H 2
nd
ByteofStudioTechID
4 56H 3
rd
ByteofStudioTechID
5 07H ProductID(Model74)
6 01H Function,InputSourceandAssociatedChannels
7 0nH InputSource,range1-4:
1=SurroundA
2=SurroundB
3=StereoA
4=StereoB
8 nnH InputChannelStatusBitMap(sumvaluesfromallsixchannels):
Channel1(L):off=00;on=01
Channel2(R):off=00;on=02
Channel3(C):off=00;on=04
Channel4(LFE):off=00;on=08
Channel5(LS):off=00;on=10
Channel6(RS):off=00;on=20
9 F7H EOX,EndofSystem-ExclusiveMessage
Note: Inputs3and4onlyhaveinputchannels1(L)and2(R)associatedwiththem.
Channels3(C),4(LFE),5(LS),and6(RS)arenotphysicallypresentoninputs
3and4.










