Allied Telesis AT-CV5000 - Manual (Page 98)

Chapter 4: Troubleshooting
98
FLT LED is
Steadily ON
If the converter FLT LED is steadily on, a problem has occurred in the
converter, perform the following:
ˆ Try resetting the converter by disconnecting and reconnecting the AC
power cord.
ˆ Try resetting the management card by pressing the reset button on the
LED interface card with the tip of a pen or a non-conductive pointy
object.
ˆ Try resetting the line card or the module installed in the rear expansion
slot by pressing the reset button on the LED interface card with the tip
of a pen or a non-conductive pointy object.
Note
If the FLT LED remains steadily on, contact Allied Telesis Technical
Support for assistance.
LK LED is OFF
If the LK LED for a twisted pair port on an AT-CV5M01 card is OFF,
perform the following:
ˆ Check that the end node connected to the port is powered ON and is
operating properly.
ˆ Check that the twisted pair cable is securely connected to the twisted
pair port on the switch and on the end node.
ˆ Make sure that the twisted pair cable does not exceed 100 meters
(328 feet) and that you are using a Category 5 or better cable.
Converteon™ Line Cards
LK LED is
Blinking
If the LK LED for either the fiber optic port or the twisted pair port is
blinking, refer to Appendix A in the Converteon™ Media Converter Line
Cards Reference Guide.
LK LED is OFF If the LK LED for a twisted pair port is OFF, do the following:
ˆ Check that the end node connected to the port is powered ON and is
operating properly.
ˆ Check that the twisted pair cable is securely connected to the twisted
pair port on the switch and on the end node.
ˆ Make sure that the twisted pair cable does not exceed 100 meters
(328 feet) and that you are using a Category 5 or better cable.
ˆ Check for MissingLink™ option.
If the LK LED for a fiber optic port is OFF, do the following: