Enterasys Matrix 7H4382-49 Installation Guide Page 49

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Connecting to the Network
DFE-Platinum Series Hardware Installation Guide 3-19
Figure 3-8 Eight-Wire Straight-Through Cable RJ45 Pinouts, Connections
Between Switches and End User Devices
f. EnsurethatthetwistedpairconnectionmeetsthedBlossandcablespecifications
outlinedintheCablingGuide.Referto“RelatedDocuments”inAbout ThisGuide
forinformationonobtainingthisdocument.
IfalinkisnotestablishedanditisconnectedtoaPD(PoweredDevice),checkthePoE
PortStatustoensurethatthereis48Vdcpoweratthe7H438549 RJ45port.Referto
VerifyingPoEPortStatusonpage 319.Ifthereisstillaproblem,contactEnterasys
Networks.RefertoGettingHelponpage xviiifordetails.
4. Repeatsteps1through3above,until
allconnectionshavebeenmade.
Verifying PoE Port Status
IfaPDisconnectedtothe7H438549RJ45port,ensurethatthereispowerattheRJ45port
asfollows:
1. PressontheGROUPSELECTswitchformorethanonesecond.The7H438549will
enterthePoEstatusmode,whichwillindicateasetofpowerstatusconditions
relatingtothePoEPortStat us.
2. Now,everytimeyoupresstheGROUPSELECTswitchforlessthanasecond,the
GROUPLEDlightsupinsequence,indicatingwhichgroupisselected.ThePoE
POWERSTATUSforthatgroupofsegmentsisthenindicatedbytheRXandTXLEDs
for
eachsegment.Ifthereispowerattheport,theRXLEDisgreenandtheTXLEDis
off.Otherwise,refertoChapter 4fortroubleshootinginformation.
1 RJ45 device port 3 RJ45-to-RJ45 straight-through cable
2 Other 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
À
Â
Á
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