Zte ZXSDR R8882 - Page 14

ZXSDRR8882HardwareDescription
Table2-2ExternalInterfaces
No.Silkscr-
een
InterfaceConnectorTypeCompliant
Protocol
Function
1PWR-48VDCpower
inputinterface
2-pinroundplastic
connector(male)
-Supportstheinputof-48V
DCpowerandprovidesa
drycontact.
2MONExternalmonitoring
interface
8-pinstraightpanel
mountroundsocket
(male)
-Supportsinteractionof
signalsbetweentheRRU
andexternaldevices,
includingalarmsignals,
RS485/RS422control
signals,andtwopairsof
drycontactinputsignals.
3AISGAISGinterface8-pinsocketwitha
squarebase
AISGSupportstheconnectionto
anRETantenna.
4-PEinterface16mm
2
yellow-green
roundterminal
-Providesprotectiveearth.
5OPT1Interfacefor
connectingBBU
andRRU,or
cascadingRRUs
LCconnector(IEC
874)
Privateprotocolof
ZTE
6OPT2Interfacefor
connectingBBU
andRRU,or
cascadingRRUs
LCconnector(IEC
874)
Privateprotocolof
ZTE
Supportssignal
transmissionbetween
RRUandBBU,orbetween
RRUs.
7OPT3Interfacefor
cascadingRRUs
onthesamebranch
LCconnector(IEC
874)
Privateprotocolof
ZTE
Supportssignal
transmissionbetween
RRUs.
8ANT4
TX1/
RX1
Antennainterface
(Tx1/Rx1)
DINconnector-Transmitsandreceives
radiosignalsonchannel
1.A1/2"foamdielectric
cable(50Ω)isusedto
connectthisinterfacetoan
antenna.
9ANT3
RX3
Antennainterface
(Rx3)
DINconnector-Receivesradiosignalson
channel3.Itimplements
thediversityreceivingof
radiosignalforchannel1.
2-6
SJ-20111021104623-003|2012–01–30(R1.1)ZTEProprietaryandCondential