Specifications

Maxiva ULX Series
November 11, 2013
4‐11
888‐2628‐300 WARNING:Disconnectprimarypowerpriortoservicing.
Copyright©2013,HarrisBroadcast
Table4‐5ExciterAControl/StatusConnectorJ1AonTCU(9pinfemaledsub)
Table4‐6ExciterBControl/StatusConnectorJ1BonTCU(9pinfemaledsub)
Pin Signal Description
1 /EXC_A_MUTE_CMD
Opencollectoroutput‐ExciterAmutecommand‐100mAsinkcapability@
0.8Vdcmax.1Kohmpullupto+5V.TVSprotection.Active’0’stateto
commandexcitermute.
2 /EXC_A_EQUALIZER_HOLD_CMD
Opencollectoroutput‐ExciterAequalizerholdcommand‐100mAsink
capability@0.8Vdcmax.1Kohmpullupto+5V.TVSprotection.Active’0’
statetocommandexciterequalizertohold.
3 /EXC_A_ACTIVE_CMD
Opencollectoroutput‐ExciterAactivecommand‐100mAsinkcapability
@0.8Vdcmax.1Kohmpullupto+5V.TVSprotection.Active’0’stateto
commandexciterequalizerto"onair".
4 NC Noconnection
5 GND Ground
6 GND Ground
7 /EXC_A_MUTE_STATUS
CMOSinput‐ExciterAmutestatus‐’0’onthislineindicatesexciteris
muted.TVSprotection.1Kpullupto+5Vdc
8 /EXC_A_RF_PRESENCE_STATUS
CMOSinput‐ExciterARFpresencestatus‐’0’onthislineindicatesexciter
ispresent.TVSprotection.1Kpullupto+5Vdc.
9 /SUMMARY_FAULT
CMOSinput‐ExciterAsummaryfault‐’0’onthislineindicatesexciterhasa
fault.TVSprotection.1Kpullupto+5Vdc.
Pin Signal Description
1 /EXC_B_MUTE_CMD Opencollectoroutput‐ExciterBmutecommand‐100mAsinkcapability@
0.8Vdcmax.1Kohmpullupto+5V.TVSprotection.Active’0’stateto
commandexcitermute.
2 /EXC_B_EQUALIZER_HOLD_CMD Opencollectoroutput‐ExciterBequalizerholdcommand‐100mAsink
capability@0.8Vdcmax.1Kohmpullupto+5V.TVSprotection.Active’0’
statetocommandexciterequalizertohold.
3 /EXC_B_ACTIVE_CMD Opencollectoroutput‐ExciterBactivecommand‐100mAsinkcapability@
0.8Vdcmax.1Kohmpullupto+5V.TVSprotection.Active’0’stateto
commandexciterequalizerto"onair".
4 NC Noconnection
5 GND Ground
6 GND Ground
7 /EXC_B_MUTE_STATUS CMOSinput‐ExciterBmutestatus‐’0’onthislineindicatesexciterismuted.
TVSprotection.1Kpullupto+5Vdc
8 /EXC_B_RF_PRESENCE_STATUS CMOSinput‐ExciterBRFpresencestatus‐’0’onthislineindicatesexci teris
present.TVSprotection.1Kpullupto+5Vdc.
9 /SUMMARY_FAULT CMOSinput‐ExciterBsummaryfault‐’0’onthislineindicatesexciterhasa
fault.TVSprotection.1Kpullupto+5Vdc.