Allied Telesis AT-MCF2012LC/1 - Manual (Page 23)

AT-MCF2012LC and AT-MCF2012LC/1 Media Converter Modules Installation Guide
23
Port and Channel LEDs
The LEDs on the media converter module reflect packet
activity, link status, duplex mode and collisions of the ports,
as well as the operating mode of the channels.
“A” Activity
LED
Each port on the module has an Activity (A) LED, shown in
Figure 5. The Activity LED blinks to indicate when a port is
transmitting or receiving network packets from the
networking device connected to it.
Figure 5. Activity LEDs
The Activity LED is defined in Table 2.
Twisted Pair Port
Activity LED
Fiber Optic Port
Activity LED
L A 1
L A 2
3
4
A
T
-MCF2012LC
L
A
L
A
CH
CH
CH1
CH2
TX RX 1
TX RX 2
3
4
CDC FDC
A
Table 2. “A” Activity LED
Link LED
State
Description
Off The port is not receiving or transmitting network
packets.
Flashing
Green The port is receiving or transmitting packets.