Allied-telesis x610 Series Layer 3 Instrukcja Użytkownika Pobierz pdf (Strona 112)

Chapter 5: Troubleshooting

112

Power LED is Off

Check the PWR LED on the front of the switch. If the LED is off, indicating

that the unit is not receiving power, do the following:

 Make sure the power cord is securely connected to the power source

and to the AC connector on the rear panel of the switch.

 Verify that the power outlet has power by connecting another device

to it.

 Connect the unit to another power source.

 Use a different power cord.

 Check that the voltage from the power source is within the required

levels for your region.

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Installation Guide 1
Radiated Energy 3
Industry Canada 3
Translated Safety Statements 4
Contents 5
List of Figures 9
List of Tables 11
Product Documentation 14
Starting a Management Session 15
Contacting Allied Telesis 18
Overview 19
Introduction 20
Switch Descriptions 21
STACKING 22
FDX HDX COL 25
1000/100/10 25
POE+ Switch 27
POWER SUPPLY 29
10/100/1000Base-T Ports 30
Auto-MDI/ 31
Chapter 1: Overview 32
Combo Ports 34
SD Card Slot 36
Port LEDs 37
SFP and SFP+ 39
SFP 4745 40
SFP 49SFP+47 40
System STATUS LEDs 42
STACK LEDs 45
Secure Digital (SD) LED 47
Terminal Port 48
Power Supplies 49
AT-PWR800 50
Redundant Power Supplies 51
AT-LBM (Loop Back) Module 53
VCStack Stacking Module 54
AC Power Connector 55
Power Device (PD) 57
Virtual Chassis Stacking 59
VCStack Introduction 60
The Physical 61
Ring Configuration 62
Resiliency Link 63
Configurations 63
Stack Formation 64
Common Stack Configuration 65
Stack Management VLAN 65
Stack Member Identification 66
Connecting 67
VCStack restrictions 68
Steps to set up a 69
Steps to replace a 71
Installing the Hardware 73
Reviewing Safety Precautions 74
Unpacking a Switch 77
Installing a 82
VCStack 82
Stacking Module 82
AT-PWR8000 86
AT-PWR1200 87
AT-x6EM/XS2 88
Cabling an 93
AT-StackXG 93
Cabling the Network Ports 97
Twisted Pair 98
Specifications 98
Transceiver 99
LASER PRODUC 100
8mm ±1mm 104
(0.31in. ±0.039in.) 104
AT-PWR250 105
100-240VAC 107
Starting a Local 109
Management 109
Warranty Registration 110
Troubleshooting 111
Power LED is Off 112
SFP or SFP+ LED is Off 114
System Fault LED is Flashing 116
Chapter 5: Troubleshooting 118
Technical Specifications 121
Environmental Specifications 122
Power Specifications 123
Certifications 124

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