3Com 510M-FBP, 5102M-FBP Interpreting the 10BASE-FB Module LEDs, LED Name Color State Indicates

Table 3-5 describes how to interpret the 10BASE-FB Module LEDs.

Table 3-5. Interpreting the 10BASE-FB Module LEDs

LED Name	Color	State	Indicates
Activity	yellow	Off	No packets are received on the
			fiber segment.
(Ports 1-4)		On	Constant activity on the fiber
			segment.
		Blinking	Module receives packets from
			segment to which it is attached.
Status	green	Off	Port disabled.
(Ports 1-4)
		On	Port enabled or in standby and link
			integrity is OK.
		1 blink	No light detected.
		2 blinks	Jabber.
		3 blinks	Partition.
		4 blinks	Remote fault.
		5 blinks	Invalid data received.
		6 blinks	Low light received (you can disable
			it using Low Light switch setting).
Redundancy	green	Off	Redundancy is disabled; ports are
(Ports 1-2)			independent of each other.
(Ports 3-4)
		On	Redundancy is enabled between
			ports 1 & 2 and 3 & 4.
		Blinking	Switchover has taken place or there
			has been a link failure.

Installing and Operating the Module 3 - 21