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Overview
1-6 Introduction
Redundant Power Supplies
TheEnterasys NAC Controllersupportstwofixed,auto‐rangingredundantACpowersupply
modules.Forpowersupplyspecifications,referto“PowerSupply”onpage A‐2.
Power Supply LANVIEW LEDs
PowersupplystatusisindicatedbyLANVIEW
®
LEDslocatedonthefrontpanelofthechassis.
EachpowersupplyutilizesasingleLEDtomonitoranddetectpowersupplyfailureand
redundancystatus.RefertoChapter 2,InstallationRequirementsandGuidelines,forafull
explanationofthepowersupplyLEDsandtheirdefinitions.
Power Supply Status Through System Management
TheEnterasys NAC ControllerpowersuppliesreportinformationtotheNACControllerPEP
installedinthechassisregardingtheirpresentoperatingstatus.Thisinformationincludesthe
following:
•PowerSupplyID(PS1,PS2)
•PowerSupplyStatus(normal/fault)
•PowerSupplyRedundancyindication
RefertotheEnterasysMatrixDFE‐Diamond/PlatinumSeriesConfigurationGuideforinstructionson
howto
accesspowersupplystatusinformationviaLocalManagement.
Auto-Ranging Power Supplies
TheEnterasys NAC Controllerpowersuppliesautomaticallyadjusttotheinputvoltageand
frequency,whichallowsforaninputvoltageof100to240 Vac,andafrequencybetween50and
60 Hz.RefertotheoperatingspecificationsinAppendix A.Noadditionaladjustmentsare
necessary.ForinstallationsinNorthAmerica,two15Apower
cordsarerequired.Referto
“PoweringUpaEnterasys Matrix N1Chassis”onpage 3‐5formoredetails.
Power Supply Replacement
PowersuppliesintheEnterasys Matrix N1chassisarefixedand,assuch,arenotconsidered
field‐replaceableunits.
Ifapowersupplymustbereplaced,contactTechnicalSupportforinformation(referto“Getting
Help”onpagexviii).
Chassis Cooling System
TheEnterasys Matrix N1chassisbackplanesupportssix2‐wire12vfans.Generalfanfailureis
detectedatthechassisbackplaneandthestatusisrelayedtothemoduleusingtheFTM2
connector.
ThefanshaveoneLANVIEWLEDlocatedonthefrontoftheunit.ThisLEDindicatesthestatusof
the
fans,eithernormalorfaultcondition.Sincethefansarebuiltintothechassis,thereisno
supportfora‘FanPresent’indicator.RefertoChapter 2,InstallationRequirementsand
Guidelines,forafulldescriptionoffanLEDstates.