Diagnosing Switch Indicators
Symptom
Power LED is Off
Power LED is
Amber
Diag LED is
Flashing Amber
Link LED is Off
T
ROUBLESHOOTING
Table A-1 Troubleshooting Chart
Action
• Power supply is disconnected.
• Check connections between the switch, the power cord, and
the wall outlet.
• Contact your dealer for assistance.
• Internal power supply has failed.
• Contact your local dealer for assistance.
• Power cycle the switch to try and clear the condition
• If the condition does not clear, contact your dealer for
assistance
• 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.
A
PPENDIX
A
A-1