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14 Quick Installation Guide
Table 8
Troubleshooting Abnormal Activity on the Module Status LEDs
Module LED Status Possible Sources of Problem and Steps to Take
PWR LED lights yellow. Possible source of problem:
■ Module is not fully inserted.
■ Module has failed.
Recommended actions:
■ Verify that the module is fully inserted.
■ Replace the module with a new one.
INS LED lights yellow. Possible source of problem:
■ Module is partially inserted.
Recommended action:
■ Remove the module and reinsert it.
ERR LED lights yellow. Possible source of problem:
■ Module did not successfully complete the
power-up diagnostics.
Recommended actions:
■ Reboot the system.
■ If the ERR LED remains yellow, contact your
network supplier or 3Com Technical Support.
E LED (Error - Port Status)
lights yellow.
Possible source of problem:
■ Module did not successfully complete power-up
diagnostics.
■ An error condition has occurred with the
associated port, or the port has been disabled
through the Administration Console or
WebConsole.
Recommended actions:
1 Verify that all cables are firmly inserted into the
system’s affected port and the attached device.
2 Check the L LED (Link - Port Status).
3 Test for faulty cables.
4 If the E LED (Error - Port Status) remains yellow,
contact your network supplier or 3Com Technical
Support.