Troubleshooting

LED indicators on the front and rear panels of the FT82011/FR82011 module allow you to monitor operational status:

•LED indicators on the front panel allow you to monitor operating power, 100BASE-FX port status, and optic signal/laser status. Refer to Table B for information about the front-panel indicators and associated troubleshooting guidelines.

•LED indicators on the rear panel allow you to monitor RJ-45 10BASE-T/100BASE-TX port status. Refer to Table C for information about the rear-panel indicators and associated troubleshooting guidelines.

Table B. Troubleshooting with Front-Panel Indicators

Indicator
Color	Meaning	Possible Cause	Corrective Action

		Power LED (Pelco badge)

Blue	Power is	—	No action required.
	being applied
	to the module.

Not lit	Power is not	Power connection is faulty.	Check power connection.
	being applied		If module is rack mounted,
	to the module.		reseat module or power
			supply as necessary.

		Power supply has failed.	Replace power supply.

		Loss of power occurs due to tripped circuit	Check circuit breakers,
		breakers, blown fuses, or faulty electrical	fuses, or electrical service
		service.	as necessary.

		100BASE-FX Status LED (	)

Green	A fiber link is	—		No action required.
	established.

Flashing	Data activity	—		No action required.
green	is occurring
	on the fiber
	link—data is
	being trans-
	mitted or
	received.

				(Continued on next page)

18	C2653M (6/07)

Troubleshooting

C2653M (6/07)