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Chapter9LineInterfaceBoards

9.13RAC-PIU-04UE1-75

Overview

RAC-PIU-04UE1-75boardprovidesthefollowingfunctions:

lProvidesfourunchannelizedE1(75ohm)interfaces.

lRestoresthelineclockandprovidingittoanMPFUboardforreference.

lSupportstheprocessingofvariousservices,suchasPPPandML-PPP.

lSupportshotswapping.

lSupportsboardinformationqueryandtemperaturemonitoring.

Panel

ForthepaneloftheRAC-PIU-04UE1-75board,seeFigure9-13.

Figure9-13FrontPaneloftheRAC-PIU-04UE1-75Board

InterfaceProperty

TheRAC-PIU-04UE1-75boardprovidesmicrocoaxialinterfaces,anditonlysupports75

ohmnon-balancedE1interfaces.Foradescriptionoftheinterfaceproperties,referto

Table9-37.

Table9-37InterfacePropertiesoftheRAC-PIU-04UE1-75Board

PropertyDescription

ConnectortypeMicrocoaxial

OperationalmodeFullduplex

AppliedstandardITU-TG.703,G.704

SupportedlinkprotocolPPP ,ML-PPP ,HDLC,FR

Supportednetwork

protocol

Indicators

ForadescriptionoftheindicatorsoftheRAC-PIU-04UE1-75board,refertoT able9-38.

Table9-38DescriptionoftheIndicatorsonthePaneloftheRAC-PIU-04UE1-75Board

IndicatorColorDescription

RUNGreenTheindicatorislitwhentheboardisoperatingproperly.

ALMRedTheindicatorislitiftheboardproducesanalarm.

9-21

SJ-20150204153047-004|2015-03-30(R1.0)ZTEProprietaryandCondential

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Zte ZXR10 3800-8 Specifications

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