Installing and Operating the Module 3 - 19
Table 3-5 describes how to interpret the 10BASE-FL Module LEDs.
Table 3-5. Interpreting the 10BASE-FL 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 Port partitioned.
3 blinks FIFO error or MAU jabber
lockup protection.
Redundancy
(Ports 1&2)
(Ports 3&4)
Green Off Redundancy is disabled;
ports are independent of
each other.
On Redundancy is enabled
between ports 1 and 2
and/or 3 and 4.
Blinking Redundancy is enabled
between ports 1 and 2
and/or 3 and 4 and there is
a failure on one of these
ports.
