3Com CoreBuilder 5000 User Manual page 56

4-16 C
ONFIGURING THE
M
ODULE
Table 4-2 describes the states of port LEDs.
Table 4-2 12-Port 100BASE-TX Workgroup FastModule LED Interpretations
LED Name
Module Status
Port
Activity/Status
(Ports 1 to 12)
There is no DMM LED to report 100BASE-TX Workgroup FastModule
activity.
Color State
Green Off
Blinking
On
Green On
1 blink
2 blinks
3 blinks
4 blinks
Off
Yellow Off
On
Blinking
Indicates
No power to hub or insufficient
power in the hub to support this
module.
Module download in progress.
Module failed self-diagnostics.
Module is OK.
Port enabled and link OK with no
traffic.
DMM initiated channel check.
Link failure on the port.
Port partitioned because of excessive
collisions.
If a port partitions, it is automatically
reconnected to the network when
the problem no longer exists.
Port jabber because long packets are
being sent over the network.
Link unstable due to carrier
integrity failure.
Port or ports disabled or shutdown.
No packets are received on the
ports.
Link OK. Heavy traffic activity on the
port.
Download to processor flash
memory.
Link OK. Normal activity on the port.