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ManualsBrandsNokia Solutions and Networks ManualsElectronicsLTE 700 MHz Public Safety Base Station Transceiver
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ReplacementProcedureChapter8:FieldReplaceableUnits
Procedure8-3RemovingtheBCUIISiteControllercard(Continued)
10
Simultaneouslypressthelockingtabsonbothcardejectorlatches.Rotate
bothcardejectorlatchesoutfromthecardtodisengagethecardfromthe
BCUIIcage.
11
GrasptheSiteControllercardfrontpanel.Pullthecardawayfromthe
BCUIIcardcage.Slidethecardalongwiththeex-circuitoutoftheBCUII
cardcage.
PerformthefollowingproceduretoinstalltheBCUIISiteControllercard.
Procedure8-4InstallingtheBCUIISiteControllercard
1
CAUTION
Thefrontpaneldoormustnotbepivotedopenbeyond120°from
theclosedposition.Thereisamechanicalstopperpinthatindicates
this120–degreeposition.
Topreventdamagingthedoorandtheex-circuit,DONOTforce
thedooropenbeyondthe120–degreeposition.
Openthefrontpaneldoortothe120–degreeposition.Thisisthemaximum
openlimitforthedoor .
2
CAUTION
ESDhandlingprecautionsmustbeadheredtowhenhandlingthe
BCUIIplug-incards.Wearaconductive,highimpedancewriststrap.
PlugtheendoftheESDwriststrapintotheBCUIIESDjack.Thisjackis
locatedinthefrontoftheBCUIIattherightendoftheSiteControllercard
slot.Attachthewriststraptoyourwrist.
3
InserttheSiteControllercardintotheBCUIIcardcageasfollows:
1.InserttheSiteControllercardside-edgesintothecardslotrails.
2.Rotatethecardejectorlatchescompletelyoutfromthecardfrontpanel.
3.Slidethecard,alongwiththeex-circuit,completelyintotheBCUII
cardcage.
4.Makesurethatthecardrear-edgeconnectorsfullyengagewiththe
matingbackplaneconnectors.
5.Simultaneouslypressbothcardejectorlatchesintothecardfrontpanel.
Youshouldfeelandhearaclickwheneachejectorlatchlockingtab
engagesthecardfrontpanelandseatsthecardintothecage.
Continued
8-868P09308A55-6
FEB2010