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A TROUBLESHOOTING
DIAGNOSING SWITCH INDICATORS
Table 15: 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 on Amber
◆ Contact your local dealer for assistance.
DIAG LED On 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
◆ If an SFP transceiver has failed, replace it.
◆ 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.
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