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Related Topics LCD Panel in an EX8200 Switch on page 17•
• Understanding Alarm Types and Severity Levels on EX Series Switches
Field-Replaceable Units in an EX8208 Switch
Field-replaceable units (FRUs)are switch components that you can replace atyour site.
The switch uses these types of FRUs:
•
Hot-insertable and hot-removable—You can remove and replace these components
without powering off the switch or disrupting the switching function.
•
Hot-pluggable—Youcan remove and replace these componentswithout powering off
the switch, but the switching function is interrupted until you replace the component.
Table 9 on page 23 lists the FRUs for the EX8208 switch and their types.
Table 9: FRUs in an EX8208 Switch
TypeFRU
Hot-insertable and hot-removable.Powersupplies
Hot-insertable and hot-removable.Fantray
Redundant configuration:
•
Master SRE moduleis hot-pluggable.
•
BackupSRE moduleis hot-insertableand hot-removable.
Baseconfiguration:
•
Switchmustbe disabledbeforetheSREmoduleisremoved.See“Takingthe SRE
ModuleOffline in an EX8208 Switch”on page 213.
See“EX8208 Switch Configurations”on page6.
SwitchFabricandRoutingEngine(SRE)
module
Redundant configuration:
•
SF moduleis hot-insertableand hot-removable.
Baseconfiguration:
•
Werecommendthat youdisablethe switchbeforeremovingthe SF module.See
“Taking the SF Module Offline in an EX8208 Switch”on page216.
See“EX8208 Switch Configurations”on page6.
SwitchFabric (SF) module
Hot-insertable and hot-removable.
Werecommendthat youtakethe line cardsoffline beforeremovingthem. See
“Removing a Line Cardfroman EX8200 Switch” on page218.
8-port SFP+ line card
40-port SFP+ line card
48-port SFP line card
48-port RJ-45line card
Hot-insertable and hot-removable.SFP and SFP+ transceivers
23Copyright©2010, JuniperNetworks, Inc.
Chapter2:ComponentDescriptions