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Allied Telesis
AT-9424T/POE, AT-9408LC/SP
manual
Troubleshooting
Models:
AT-9408LC/SP
AT-9424T/POE
1
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Troubleshooting
Specs
Install
Pin Signal
System Fault LED is Blinking
Symbol Meaning Description
Connecting the AC Power Cord
Warranty
Weight
How to
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Chapter 3: Troubleshooting
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Contents
Installation Guide
Page
Electrical Safety and Emissions Standards
Translated Safety Statements
Contents
Page
Preface
Product Documentation
Where to Go First
Starting a Management Session
Safety Symbols Used in this Document
Symbol Meaning Description
Where to Find Web-based Guides
Management Software Updates
Contacting Allied Telesis
Preface
Overview
Chapter
Overview
AT-9408LC/SP Switch
Descriptions
AT-9424T/GB Switch
Shows the front and back panels of the AT-9424T/GB Switch
AT-9424T/SP Switch
10/100/1000Base-T Ports Port and SFP System Slot LEDs
Shows the front and back panels of the AT-9424T Switch
AT-9424T/POE Switch
10/100/1000Base-T POE Ports Port and SFP System Slot LEDs
AT-9424Ts Switch
Shows the front and back panels of the AT-9424Ts Switch
AT-9424Ts/XP Switch
SFP Slots XFP Slots
AT-9448T/SP Switch
10/100/1000Base-T Ports Card Slot
AT-9448Ts/XP Switch
Compact Flash 10/100/1000Base-T Ports Card Slot
Connector Type Speed Duplex Mode
10/100/1000Base-T Twisted Pair Ports
Cable Type Auto-MDI/ MDI-X Port Pinouts
Maximum Distance
Connector Type Speed Maximum Distance Cabling
Fiber Optic Ports
Gbic Transceiver Slots
Gbic Transceiver
SFP Transceiver Slots
Illustrates an SFP transceiver
XFP Transceiver Slots
Shows an example of an XFP transceiver
Redundant Twisted Pair Ports
Model Ports and Slots
AT-9400 Series Gigabit Ethernet Switches Installation Guide
Compact Flash Card Slot
10/100/1000Base- T Twisted Pair Port LEDs
Port LEDs
Function State Description
Fiber Optic Port Transceiver Slot LEDs
System LEDs
State Description
Stack LEDs
Mstr
Stack Installation Guide
Expansion Slot
Terminal Port
Power Over Ethernet
Minimum Power Maximum Power Class
AT-RPS3204 Redundant Power Supply
AC Power Connector
Installing the Switch
Reviewing Safety Precautions
AT-9400 Series Gigabit Ethernet Switches Installation Guide
Installing the Switch
Selecting a Site
Maximum
Twisted Pair and Fiber Optic Cable Specifications
Speed Cable Type
Fiber Optic Cable Specifications
Cable Type Maximum Operating
Unpacking the Switch
Installing the Power Cord Retaining Clip AC Switches Only
Inserting the Retaining Clip into the Retaining Bracket
Installing the Switch in a Rack
Attaching Rack-Mount Brackets
Mounting the Switch in a Rack
Installing Optional Transceivers
Installing a Gbic Transceiver
Installing an SFP Transceiver
SFP Handle
Installing an XFP Transceiver
Installing an XFP Transceiver
Installing the Switch
Cabling the Twisted Pair or Fiber Optic Ports
Applying AC Power
Connecting the AC Power Cord
240VAC
Starting a Local Management Session
9408
AT-9400 Series Gigabit Ethernet Switches Installation Guide
Warranty Registration
Troubleshooting
Power LED is Off
Twisted Pair Port Link LED is Off
Fiber Optic Port Link LED is Off
Transceiver is Installed but the Status is Not Present
System Fault LED is Blinking
System Fault LED is Steadily On
Cannot Establish a Local Out-of-Band Management Session
Switch Functions Intermittently
Troubleshooting
AT-9400 Series Dimensions H x W x D Switch
Physical Specifications
Appendix a
Environmental Specifications
AT-9400 Series Weight Switch
Power Specifications
Certifications
Pin Signal
RJ-45 Twisted Pair Port Pinouts
Pinout Pair
AT-9408LC/SP Switch 1000Base-SX Port Specifications
Property Value
RPS 21-pin D-combo Port and Connector Pinouts
RJ-45 Style Serial Terminal Port Pinouts
Pin Definition
