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PPENDIX
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ROUBLESHOOTING
Diagnosing Switch Indicators
Power and Cooling Problems
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
Troubleshooting Chart
Symptom
Action
Power LED is Off
•
Internal power supply is disconnected.
•
Check connections between the switch, the power
cord, and the wall outlet.
•
Contact SMC Technical Support.
Power LED is Red
•
Internal power supply has failed. Contact your local
dealer for assistance.
Link LED is Off
•
Verify that the switch and attached device is 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.
Summary of Contents for 6750L2
Page 2: ......
Page 12: ...COMPLIANCES viii ...
Page 16: ...CONTENTS xii ...
Page 28: ...ABOUT THE TIGERSWITCH 10 100 1 12 ...
Page 38: ...NETWORK PLANNING 2 10 ...
Page 48: ...MAKING NETWORK CONNECTIONS 4 4 ...
Page 58: ...CABLES B 8 ...
Page 64: ...SPECIFICATIONS C 6 ...
Page 66: ...ORDERING INFORMATION D 2 ...
Page 72: ...GLOSSARY Glossary 6 ...
Page 76: ...INDEX Index 4 ...
Page 77: ......