Enterasys Networks 2H252-25R manual Cpu

Page 42

Using LANVIEW

Table 4-1 LANVIEW LEDs (Continued)

LED

Color

State

Recommended Action

 

 

 

 

CPU

Off

Power off.

Power up device.

 

 

 

 

 

Red

Blinking. Hardware failure

Contact Enterasys Networks for

 

 

has occurred.

assistance.

 

 

 

 

 

 

Solid. Resetting, normal

If the LED remains Red for several

 

 

power up reset.

minutes, contact Enterasys

 

 

 

Networks for assistance.

 

 

 

 

 

Amber

Blinking. Crippled.

Contact Enterasys Networks for

 

 

 

assistance.

 

 

 

 

 

 

Solid. Testing.

If the LED remains Amber for

 

 

 

several minutes, contact Enterasys

 

 

 

Networks for assistance.

 

 

 

 

 

Green

Solid. Functional.

None.

 

 

 

 

 

Amber

Booting. Blinks amber and

None.

 

and

green while booting.

 

 

Green

 

 

The following port RX and TX LED indications are only valid when the LED MODE switch is in the RX-TX position.

RX

Off

No link.

None.

(Receive)

 

 

 

Green

Solid. Port enabled, link, no

None.

 

 

 

activity.

 

 

 

 

 

 

 

Blinking. Port disabled,

None.

 

 

link.

 

 

 

 

 

 

Amber

Flashing. Port enabled, link,

None.

 

 

activity.

 

 

 

 

 

 

Red

Diagnostic failure.

Contact Enterasys Networks for

 

 

 

assistance.

 

 

 

 

4-4Troubleshooting

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Contents 2H252-25R SmartSwitch Installation User’s Guide Page Page Vcci Notice FCC NoticeIndustry Canada Notice Class a ITE NoticeEnterasys NETWORKS, INC Program License Agreement Page Declaration of Conformity Page Contents Troubleshooting Figures Tables Using this Guide About This GuideStructure of this Guide Related Documents Document Conventions Guide uses the following conventionsPage Introduction OverviewConnectivity Runtime IP Address DiscoveryFull Duplex Switched Ethernet SmartTrunkPort/VLAN Redirect Functions Remote Monitoring RmonBroadcast Suppression Rate LimitingGarp Switch Operation Flow ControlManagement Switching Options11 802.1 Port Priority Optional HSIMs and VHSIMsLanview Diagnostic LEDs Standards CompatibilityYear 2000 Compliant Getting Help Your email addressNetwork Requirements 10BASE-T Network100BASE-TX Network Installation Unpacking the DeviceInstalling Options Guidelines for Tabletop and Shelf Installations Installing the DeviceTabletop or Shelf Installation InstallationRackmount Installation Guidelines for the Rackmount InstallationAttaching the Strain-Relief Bracket Rack Mounting the 2H252-25R Strain-Relief Bracket ScrewsRackmount Bracket Screws Connecting Power Redundant Primary AC outlets are On separate circuitsConnecting to the Network Connecting Twisted Pair Cables to Fixed PortsConnecting the Twisted Pair Segment Straight-Through Cable Completing the Installation Troubleshooting Using LanviewLanview LEDs PWR CPU FDX Troubleshooting Checklist Local Management User’s Guide2E253, 2H252, 2H253 SmartSwitch Series 2E253 Using the Reset Button Reset ButtonPage Specifications Device SpecificationsPhysical Properties Electrical Specifications Environmental RequirementsINPUT/OUTPUT Ports COM Port Pinout Assignments Regulatory CompliancePage Optional Installations Mode Switch Bank Settings Required ToolsRemoving the Chassis Cover Optional Installations and Mode Switch Bank Settings B-3 Screws Chassis Cover Front Panel Setting the Mode Switches Figure B-2 Mode Switch Location6Optional Installations and Mode Switch Bank Settings Simm Upgrade Locating SIMMsInstalling the Dram Simm Installing Optional Hsim or Vhsim Interface Modules Figure B-5 Hsim and Vhsim Connector LocationsPage Index NumericsIndex-2