Connecting to the Network
Matrix DFE-Gold Series PoE Module 4H4285-49 Installation Guide 3-17
f. EnsurethatthetwistedpairconnectionmeetsthedBlossandcablespecifications
outlinedintheCablingGuide.Referto“RelatedDocuments”onpagexvifor
informationonobtainingthisdocument.
IfalinkisnotestablishedanditisconnectedtoaPDdevice,checkthePoEPort
Statustoensurethatthereis48Vdcpoweratthe4H428549RJ45port.Referto
“VerifyingPoEPortStatus”onpage 317.Ifthereisstillaproblem,contact
EnterasysNetworks.Referto“GettingHelp”onpagexviiifordetails.
4. Repeatsteps1through3above,untilallconnectionshavebeenmade.
Verifying PoE Port Status
IfaPDisconnectedtothe4H428549RJ45port,ensurethatthereispowerattheRJ45port
asfollows:
1. PressontheGROUPSELECTbuttonformorethanonesecond.The4H428549will
enterthePoEstatusmode,whichwillindicateasetofpowerstatusconditions
relatingtothePoEPortStatus.
2. Now,everytimeyoupresstheGROUPSELECTbuttonforlessthanasecond,the
GROUPLEDlightsupinsequence,indicatingwhichGroupisselected.ThePoE
POWERSTATUSforthatgroupofsegmentsisthenindicatedbytheRXandTXLEDs
foreachsegment.Ifthereispowerattheport,theRXLEDisgreenandtheTXLEDis
off.Otherwise,refertoChapter4fortroubleshootinginformation.
Figure 3-8 Eight-Wire Straight-Through Cable RJ45 Pinouts, Connections
Between Switches and End-User Devices
1RJ45 device port 3RJ45-to-RJ45 straight-through cable
2Other device port
TX1+
TX2+
RX4-
RX1-
TX4+
RX3-
TX3+
RX2-
2
1
3
6
4
5
7
8
TX2+
TX1+
RX3-
RX2-
TX3+
RX4-
TX4+
RX1-
2
1
3
6
4
5
7
8
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