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PPENDIX
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T
ROUBLESHOOTING
Diagnosing Switch Indicators
Troubleshooting Chart
Symptom
Action
Power LED is Off
•
Internal or redundant power supply has failed or is
disconnected.
•
Check connections between the switch, the power cord,
the wall outlet.
•
Contact SMC Tech Support.
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.
•
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.
1000BASE-T port is
not functional
•
Verify that the RJ-45 cable is plugged properly on the
front panel M2 port.
•
Check the M2 module is unplugged on the rear panel.
Summary of Contents for 6709L2
Page 2: ......
Page 12: ...COMPLIANCES viii ...
Page 32: ...NETWORK PLANNING 2 8 ...
Page 40: ...INSTALLING THE SWITCH 3 8 ...
Page 46: ...MAKING NETWORK CONNECTIONS 4 6 ...
Page 56: ...CABLES B 8 ...
Page 62: ...ORDERING INFORMATION D 2 ...
Page 68: ...GLOSSARY Glossary 6 ...
Page 72: ...INDEX Index 4 ...
Page 73: ......