User's Manual Part 2

Replacing Fusion Wideband Components
Page 178 InterReach Fusion Wideband Installation, Operation, and Reference Manual
© 2013 TE Connectivity Ltd D-620616-0-20 Rev H • TECP-77-044 Issue 7 • May 2013
REPLACINGAFUSIONWIDEBANDEXPANSIONHUB
1 TurnoffthepowertotheExpansionHub.
2 Disco
nnectallCATVcables,bothfibercables,andtheACpowercord.
3 ReplacetheExpansi
onHubwithanewone.
4 Connect
theACpowercord,allCATVcables,andbothfibercables–rememberingtocleanand
correctlyconnecttheuplinkanddownlinkfiber.
5 TurnonthepowertotheExpansionHub.
• The
MainHubautomaticallyissuesthebandsetting.
• Wh
enconvenient,useAdminBrowsertoperformSystemTestinordertooptimize
performance.
CAUTION! DuringSystemTest,theentiresystemistemporarilyoff‐lineandnoRFisbeingtransmitted.For
afullyloadedsystem(oneMainHub,fourExpansionHubs,and32RAUs),itcantakeupto90
secondstocompletethetest.
• TheLEDsshouldblinkthroughallstatesonpowerup.
– Ifthe
LEDsdonotblinkonpowerup,replacetheExpansionHub.
– Ifthe
LEDsdonotilluminateatall,makesuretheACpowercableisconnected.
• The
UL STATUSandDL STATUSLEDsshouldbegreen.
• The
E-HUB STATUS andPOWERLEDsshouldbegreen.
• Fore
achCATVportthathasanRAUconnectedtheLEDsshouldbegreen.
Itcantakeseveralseco
ndsforeachCATVconnectionfortheLEDstodisplayproperly.
NOTE: Referto“TroubleshootingUsingLEDs”onpage186fortroubleshootingusingtheLEDs.
 ReplaceaFusionWidebandExpansionHub
 AdminBrowserTasks
 ChecktheExpansionHubLEDs