3Com 4005 Installation And Maintenance Manual page 56

56 C 7: S F
HAPTER WITCH ABRIC
M M
ANAGEMENT ODULES AND
Table 13 lists and explains the status LEDs on Gigabit Ethernet Interface Modules
and explains their modes.
Table 13 LED Indicators on Gigabit Ethernet Interface Modules
LED State or Color
Diag Green
(Diagnostics)
Flashing Green
Off
Release Amber
Flashing Amber
Off
Link Amber
Green
Flashing Green
Flashing Amber
Off
Mode 2 If this LED is Amber
and FC LED on SFMM
is Green
If this LED is Off and
FC LED on SFMM is
Green
If this LED is Amber
and FDX LED on
SFMM is Green
If this LED is Off and
FDX LED on SFMM is
Green
If this LED is Amber
and Act LED on
SFMM is Green
If this LED is Off and
Act LED on SFMM is
Green
1
10 Mbps and 100 Mbps operation are possible with the 1000BASE-T module only (not with
GBIC or 1000BASE-SX modules).
2
Use the Mode button on the Switch Fabric Management Module (SFMM) to select the
display mode, which applies to all interface modules. To determine the mode that is selected
when you view a Port Mode LED on an interface module, look at the Port Mode LED on the
SFMM.
3 Half duplex transmission is possible with the GBIC and 1000BASE-T modules only (not with
the 1000BASE-SX module).
I M
NTERFACE ODULES
Definition
Power is on (normal operation).
Diagnostics is in progress.
After initial insertion or module reset, the LED
remains unlit for approximately 3 seconds. At other
times, an unlit LED indicates diagnostic failure.
Module is ready for removal.
System is preparing for module removal.
Module is operating in its normal state.
Port is operating at 10 Mbps
Port is operating at 100 Mbps
Port is operating at 1000 Mbps.
Port is set to disabled.
Cable is not connected or link is down.
Flow control is enabled.
Flow control is disabled.
Port is operating at full duplex.
Port is operating at half duplex
Port is receiving or transmitting packets.
Port is not active.
1
.
1 .
3 .