Enterasys Networks 4H4283-49 Network Hardware User Manual


 
v
VCCI Notice
ThisisaclassAproductbasedonthestandardoftheVoluntaryControlCouncilforInterferencebyInformation
TechnologyEquipment(VCCI).Ifthisequipmentisusedinadomesticenvironment,radiodisturbancemayarise.
Whensuchtroubleoccurs,theusermayberequiredtotakecorrectiveactions.
BSMI EMC Statement — Taiwan
ThisisaclassAproduct.Inadomesticenvironmentthisproductmaycauseradiointerferenceinwhichcasetheuser
mayberequiredtotakeadequatemeasures.
Safety Information
Class 1 Laser Transceivers
The single mode network expansion modules use Class 1 laser transceivers.
Read the following safety information before installing or operating these modules.
TheClass1lasertransceiversuseanopticalfeedbacklooptomaintainClass1operationlimits.Thiscontrolloop
eliminatestheneedformaintenancechecksoradjustments.Theoutputisfactoryset,anddoesnotallowanyuser
adjustment.Class1Lasertransceiverscomplywiththefollowingsafety
standards:
•21CFR1040.10and1040.11U.S.DepartmentofHealthandHumanServices(FDA).
•IECPublication825(InternationalElectrotechnicalCommission).
CENELECEN60825(EuropeanCommitteeforElectrotechnicalStandardization).
Whenoperatingwithintheirperformancelimitations,lasertransceiveroutputmeetstheClass1accessibleemission
limitofallthreestandards.Class1levelsoflaser
radiationarenotconsideredhazardous.
Whentheconnectorisinplace,alllaserradiationremainswithinthefiber.Themaximumamountofradiantpower
exitingthefiber(undernormalconditions)is‐12.6dBmor55x10
6
watts.
Removingtheopticalconnectorfromthetransceiverallowslaserradiationtoemitdirectlyfromtheopticalport.The
maximumradiancefromtheopticalport(underworstcaseconditions)is0.8Wcm
2
or8x10
3
Wm
2
sr1.
Donotuseopticalinstrumentstoviewthelaseroutput.Theuseofopticalinstrumentstoviewlaseroutput
increaseseyehazard.Whenviewingtheoutputopticalport,powermustberemovedfromthenetworkadapter.