– 71 –
ES-4550G / ES-4526G
A
T
ROUBLESHOOTING
D
IAGNOSING
S
WITCH
I
NDICATORS
Table 19: Troubleshooting Chart
Symptom
Action
PWR LED is Off
◆
Check connections between the switch, the power cord and
the wall outlet.
◆
Contact your dealer for assistance.
PWR LED is Amber
◆
Internal power supply has failed. Contact your local dealer
for assistance.
DIAG LED Flashing
Yellow
◆
Power cycle the switch to try and clear the condition.
◆
If the condition does not clear, contact your dealer for
assistance.
Stack Master LED is
Flashing Amber
◆
The stack has not completed its initial configuration. Wait a
few minutes for the process to complete.
◆
Check that all stacking cables are properly connected.
Stack Link LED is
Flashing Green/Amber
◆
The uplink/downlink has failed.
◆
For the indicated stack link, check that the stacking cables
are properly connected. Replace the stacking cable if
necessary.
◆
Power cycle the switch to try and clear the condition.
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 iPECS ES-4526G
Страница 1: ...Installation Manual ES 4550G ES 4526G Managed Layer 3 Stackable GE Switch ...
Страница 2: ......
Страница 4: ......
Страница 14: ...COMPLIANCES AND SAFETY STATEMENTS 14 ES 4550G ES 4526G ...
Страница 20: ...TABLES 20 ES 4550G ES 4526G ...
Страница 22: ...FIGURES 22 ES 4550G ES 4526G Figure 30 Crossover Wiring 77 ...
Страница 36: ...CHAPTER 1 Introduction Features and Benifits 36 ES 4550G ES 4526G ...
Страница 44: ...CHAPTER 2 Network Planning Application Notes 44 ES 4550G ES 4526G ...
Страница 70: ...CHAPTER 4 Making Network Connections Cable Labeling and Connection Records 70 ES 4550G ES 4526G ...
Страница 88: ...APPENDIX C Specifications 10GBASE Extender Module SFP 88 ES 4550G ES 4526G ...
Страница 97: ......
Страница 98: ...Printed in China MARCH 2011 ISSUE 1 0 ...