Zte ZXA10 C320 - Page 15

Chapter2RoutineMaintenance
ItemStep
StandardrequirementsThepowercableandthegroundingcableare
connectedproperlyandtheyarefreeofrust.
TroubleshootingIfthepowercableandthegroundingcableare
notconnectedproperly,pleasereconnector
changethem.
PowerSupplyandVoltageCheck
Table2-5liststhepowersupplyandvoltagecheckinformation.
Table2-5PowerSupplyandVoltageCheck
ItemStep
MetersMultimeter
CheckmethodMaintenancepersonnelmeasuretheACandDC
voltagesoftheinputpowerwithamultimeterand
keeparecord.
Standardrequirements1.TheZXA10C320uses–48/60Vpower
supply.Theequipmentroomshouldbe
installedwithAC/DCpowertransforming
equipmenttosupplyworkingpower.TheDC
powervoltageisallowedtouctuatebetween
–72Vand–38V.
2.Inordertoensurecontinuousworkingofthe
ZXA10C320deviceincaseofthemains
powerfailure,itisnecessarytoprovidethe
uninterruptedpowersupplymeasures,such
asdiesel-electricsetandstoragebattery.
3.DCpowersupplyshallhave
over-voltage/currentprotectionand
indication.
TroubleshootingWhenthetestresultisnotinthestandardrange,
pleasechecktheinputpowersupplytimelyand
makesurethebackuppowersupplyisinthe
workingstatus.
FansRunningStatusCheck
Table2-6liststhefanrunningstatuscheckinformation.
Table2-6FansRunningStatusCheck
ItemStep
MetersNone
2-5
SJ-20120615152640-008|2012-06-30(R1.0)ZTEProprietaryandCondential