
11
Appendix
PolaritySwitchSettings
RJ‐45straightpinout
Pin Direction Description
1 Out Transmit+
2 Out Transmit‐
3 In Receive+
4
5
6 In Receive‐
7
8
ThissettingisfortheRJ‐45PINOUTONLY,andisnotintendedtoimplythatall“straight”cableswillestablishalinkinthissetting.
Ifalinkcannotbeestablishedwiththe
pinoutsthanusethe settingtoreversethepinouts.
Auto
Theunitwillattempttodeterminecorrectpinoutsforthetransmitandreceivepairs.Ifthetransmitandreceivepairsare
reversed,theunitwillswapbothpairsinternallytoestablishalink.
AviomPersonalMixerswillnotworkinthisswitchsettingbecausethepersonalmixersdonot
transmitlinkpulsesfortheEF‐2to
detect.Pleaseusethe
orsettingwhenconnectingtoAviom’sPersonalMixers.
RJ‐45crossoverpinout
Pin Direction Description
1 In Receive+
2 In Receive+
3 Out Transmit‐
4
5
6 Out Transmit‐
7
8
ThissettingisfortheRJ‐45PINOUTONLY,andisnotintendedtoimplythatall“crossover”cableswillestablishalinkinthis
setting.Ifalinkcannotbeestablishedwiththepinoutsthanusethe
settingtoreversethepinouts.
DirectionalModeSwitchSettings
OPTRX
Uni‐directionalmode.DataisreceivedbythefiberopticinputandtransmittedouttotheRJ‐45.AlldatareceivedbytheRJ‐45is
ignoredexceptforthelinkpulsesrequiredtoestablishalink.Thefiberopticoutputisturnedoffinthissetting.
TX/RX Bi‐directionalmode.Standard Ethernetcommunications.
OPTTX
Uni‐directionalmode.DataisreceivedbytheRJ‐45andtransmittedtothefiberopticoutput.Alldatareceivedbythefiberoptic
inputisignored.TheRJ‐45doesnottransmitanydataexceptforlinkpulsesrequiredtoestablishalink.
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