
– 52 –
A
T
ROUBLESHOOTING
D
IAGNOSING
LED I
NDICATORS
P
OWER
AND
C
OOLING
P
ROBLEMS
If the power indicator does not turn on when the power cord is plugged in, you
may have a problem with the power outlet, power cord, or internal power
supply. However, if the unit powers off after running for a while, check for loose
power connections, power losses, or surges at the power outlet. If you still
cannot isolate the problem, the internal power supply may be defective.
Table 11: LED Indicators
LED Status
Action
Power LED is Off
◆
Check connections between the switch, the power cord, and the
wall outlet.
◆
Contact your dealer for assistance.
Diag LED is
Flashing Amber
◆
Power cycle the switch to try and clear the condition.
◆
If the condition does not clear, contact your dealer for
assistance.
Link LED is Off
◆
Verify that the switch and attached device are powered on.
◆
Be sure the cable is plugged into both the switch and
corresponding device.
◆
If the switch is installed in a rack, check the connections to the
punch-down block and patch panel.
◆
Verify that the proper cable type is used and its length does not
exceed specified limits.
◆
Check the adapter on the attached device and cable
connections for possible defects. Replace the defective adapter
or cable if necessary.
Содержание ECS2000-50T
Страница 1: ...Installation Guide www edge core com ECS2000 50T 50 Port Layer 2 Gigabit Ethernet Switch...
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Страница 14: ...COMPLIANCES AND SAFETY STATEMENTS 14...
Страница 16: ...ABOUT THIS GUIDE 16...
Страница 19: ...CONTENTS 19 INDEX 64...
Страница 20: ...CONTENTS 20...
Страница 22: ...TABLES 22...
Страница 29: ...CHAPTER 1 Introduction Overview 29...
Страница 63: ...GLOSSARY 63...
Страница 65: ...INDEX 65...
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Страница 67: ...ECS2000 50T E092012 MW R01...