Specifications

Maxiva ULX Series
November 11, 2013
4‐9
888‐2628‐300 WARNING:Disconnectprimarypowerpriortoservicing.
Copyright©2013,HarrisBroadcast
4.4.4.4.1 PredriverandIPADriveAandBBusses
TheDriveAandDriveBbussesprovidecontrolandmonitoringofthepredriverandIPAmodulesAandB.These
bussesrunfromconnectorsJ3AandJ3BofPAinterfaceboardA4A7toconnectorsonthepredriverassemblyand
theIPAbackplaneboard,see
Figure4‐6.Table4‐3providestheconnectionsforthesebusses.
4.4.4.4.2 PABP(Backplane)Busses1Through4.
TheBP1throughBP4PAbackplanebussesprovidecontrolandmonitoringtobackplaneboardsA5,A6,A8,andA9
respectively.Theycontrolandmonitorthe16PAmodules(fourmodulesforeachbackplane).Thesebussesrunfrom
connectorsJ2AandJ2BofthetwoPAinterfaceboardsA4A7and
A4A8toconnectorsonthePAbackplanes,see
Figure4‐6.Eachofthesebusseshave50conductors.Table4‐4providestheconnectionsforthesebusses.
Table4‐3PredriverandIPADriveAandDriveBControlBusses
PredriverAssemblyConnectorsJ1andJ2,andIPABackplaneConnectorsJ1andJ5
Pin Function Pin Function Pin Function Pin Function
1 +15VfromTCU 14 NC 27 NC 40 Gnd
2 IPAAorBFault1 15 NC 28 NC 41 NC
3 IPAAorBFault2 16 Gnd 29 NC 42 NC
4 IPAAorBFault3 17 IPAAorBOn/Off 30 NC 43 Gnd
5 IPAAorBPrsnt 18 Off/OnPredrvrAorB 31 Gnd 44 IPAAorBOutPwr
6 Gnd 19 NC 32 TP1‐IPAAorB 45 IPAAorBSumCurrent
7 NC 20 NC 33 PwrCntlPredrvrAorB 46 Gnd
8 NC 21 Gnd 34 Gnd 47 CntPredriverAorB
9 NC 22 NC 35 PhaseCntlPredrvrAorB 48 InPwrPredrvrAorB
10 NC 23 NC 36 NC 49 Gnd
11 Gnd 24 NC 37 Gnd 50 NC‐Predrvr,Gnd‐IPA
TheGroundservesasan
IPAmoduleinterlock.
12 NC 25 NC 38 NC
13 NC 26 Gnd 39 NC
Table4‐4PABackplaneBoardBP1throughBP4ControlBusses
Pin Function Pin Function Pin Function Pin Function
1 VA+ 14 PA3Fault3 27 DigitalOutput5 40 Gnd
2 PA1Fault1 15 PA3Present 28 DigitalOutput6 41 PA2OutputPower
3 PA1Fault2 16 Gnd 29 DigitalOutput7 42 PA2SumCurrent
4 PA1Fault3 17 PA4Fault1 30 DigitalOutput8 43 Gnd
5 PA1Present 18 PA41Fault2 31 Gnd 44 PA3OutputPower
6 Gnd 19 PA4Fault3 32 TP3,Analog_Out1 45 PA3SumCurrent
7 PA2Fault1 20 PA4Present 33 TP43,Analog_Out2 46 Gnd
8 PA2Fault2 21 Gnd 34 Gnd 47 PA4OutputPower
9 PA2Fault3 22 PA1On/Off 35 TP2,Analog_Out3 48 PA4SumCurrent
10 PA2Present 23 PA2On/Off 36 TP1,Analog_Out4 49 Gnd
11 Gnd 24 PA3On/Off 37 Gnd 50 Gnd
12 PA3Fault1 25 PA4On/Off 38 PA1OutputPower
13 PA3Fault2 26 Gnd 39 PA1SumCurrent