3Com 3C94024 Getting Started Guide - Page 38

Table 7, Symptom, Possible Sources of the Problem, Steps to Take, LED Status, Fault, Power

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38 CHAPTER 6: TROUBLESHOOTING THE SYSTEM Table 7 Troubleshooting Power Failures Symptom Possible Sources of the Problem System does not power up. s System is not receiving power. s Power supply malfunctioned. Steps to Take 1 Verify that the building's power outlet has power. 2 Verify that the power cord is firmly plugged into the system and into the building's power outlet. 3 Try another power cable. 4 If the system still does not operate, contact your network supplier or 3Com Technical Support. Table 8 Troubleshooting Abnormal System LED Activity LED Status Possible Sources of the Problem Steps to Take Fault LED blinks yellow. Diagnostic software is not running. 1 Check the Administration Console display. 2 Call your network supplier or 3Com Technical Support. Power LED does not light. System has failed or power is not being 1 Shut down the system by disconnecting the power plug. supplied. 2 Call your network supplier or 3Com Technical Support.

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38
C
HAPTER
6: T
ROUBLESHOOTING
THE
S
YSTEM
Table 7
Troubleshooting Power Failures
Symptom
Possible Sources of the Problem
Steps to Take
System does not power up.
■
System is not receiving power.
■
Power supply malfunctioned.
1
Verify that the building’s power outlet has power.
2
Verify that the power cord is firmly plugged into the system and into the
building’s power outlet.
3
Try another power cable.
4
If the system still does not operate, contact your network supplier or
3Com Technical Support.
Table 8
Troubleshooting Abnormal System LED Activity
LED Status
Possible Sources of the Problem
Steps to Take
Fault
LED blinks yellow.
Diagnostic software is not running.
1
Check the Administration Console display.
2
Call your network supplier or 3Com Technical Support.
Power
LED does not light.
System has failed or power is not being
supplied.
1
Shut down the system by disconnecting the power plug.
2
Call your network supplier or 3Com Technical Support.