Chapter3StructureandPrinciple
1.Systemindicatorsincludepowerindicator(SYS)andrunning
indicator(RUN).
�Afterthesystemispoweredup,theSYSindicatorisonand
theRUNindicatorisoff.
�WhenBootROMstartstoloadtheversion,iftheversionis
unavailable,thestatesofindicatorsdonotchange.Ifthe
versionisloadednormally,theRUNindicatorashesata
frequencyofonetimepersecond.
2.TheindicatorsofZXR102928(exceptpowerandsystemindi-
cators)areshowninTable3.
TABLE3INDICATORWORKINGSTATEOFZXR102928
IndicatorPosition
State
Meaning
On
Full-duplex
OffHalf-duplex Ontheleftside
ofport
FlashingCollision
condition
On
Linkis
available.
10/100Base-T
Ports
Ontheright
sideofport
Flashing
Dataissent
andreceived.
Ontheleftside
ofport
ACTindicator
isashing.
Dataissent
andreceived.
10/100/1000
BASE-TPorts
Ontheright
sideofport
LINKindicator
isalwayson.
LINKis
available.
ZXR102952
FrontpanelofZXR102952isshowninFigure4.
FIGURE4ZXR102952FRONTPANEL
ZXR102952Interfaces
ZXR102952providesthefollowingtypesofaccessports.
1.48xed10/100BASE-TEthernetports,whichsupportfull/half
duplex,10/100Madaptation,MDI/MDIXadaptationandVCT
automatictestfunction.
2.Twoxed10/100/1000BASE-TEthernetports.
3.Twoxed1000BASE-Xinterfaces.
CondentialandProprietaryInformationofZTECORPORATION15