Enterasys-networks Network Ethernet Adapter Uživatelský manuál stáhnout pdf (Strana 26)

Powering Up

2-4 Installation and Connection

Detection Sequence

OnceacompliantloadisattachedtotheoutputRJ45connector,

thegreen“CONNECT”LEDwillilluminate.

Shouldtheloadbenon‐compliant,thentheLEDswillblinka

codesignifyingthecausefornon‐detection.

Detection Failure Codes

1. Incorrectresistivesignature–Thegreen“CONNECT”and

red“FAULT”LEDswillblink3times.

2. Incorrectcapacitivesignature–Thegreen“ON”LEDwill

blink3times.

3. IncorrectVoffset–Thegreen“CONNECT”andgreen“ON”

LEDswillblink3times.

4. Unstablecurrentmeasurement–Thegreen“ON”LEDwill

blink3times.

5. Lowvoltagesensedduringdetection(overload)–Thered

“FAULT”LEDwillblink3

times.

AftertheLEDsblink3timestheBL‐69551ENTwillcontinueto

trytodetectavalidload.Therefore,untilthecorrectloadis

applied,theLEDswillcontinuetoblink.Ifthereisanopen

circuitconnectedtotheoutputRJ45,thentheLEDswillnotblink

butthe

BL‐69551ENTwillcontinuetotrytodetectavalidload.

Fault Sequence

Shouldtherebeafaultsuchasanoverloadorshortcircuit,then

thered“FAULT ”LEDwillilluminate.Thered“FAULT”LED

willilluminatefor2secondsandthengooffasthepowersupply

triestore‐detect

avalidload.Ifthereisaproblemindetecting,

theLEDwillindicatewhatiswrongwiththeloadasperthe

codesinthesectionabove.

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Enterasys-networks Network Ethernet Adapter Uživatelský manuál Strana 26