3Com 3500 Switch User Manual


 
Diagnosing Problems 61
Tabl e 1 4
Troubleshooting Power Failures
Symptom Possible Sources of the Problem Steps to Take
System does not power up. System is not receiving power.
Power supply has malfunctioned.
1
Verify that the building’s power outlet has power.
2
Verify that the power cord is firmly inserted into the system and
into the building’s power outlet.
3
If the system still does not operate, contact your network supplier
or 3Com Technical Support.