Allied Telesis AT-MCF2000, Installation Manual

Page: 41 / 190

AT-MCF2000 Media Converter Series Installation Guide
Section I: Features 41
Port and Channel LEDs
The LEDs on a media converter module reflect packet activity, link status,
duplex mode and collisions of the ports, as well as the operating modes of
the channels.
“A” Activity LED
The Activity (A) LEDs blink whenever the ports are transmitting or
receiving network packets. The Activity LEDs for the twisted pair ports are
located in the upper right corners of the upper ports and the bottom right
corners of the lower ports.
Figure 9. Activity LED for a Twisted Pair Port
The Activity LEDs for the fiber optic ports on the AT-MCF2012LC and the
AT-MCF2012LC/1 Modules are located to the right of the ports.
Figure 10. Activity LED for a Fiber Optic Port on the AT-MCF2012LC and
AT-MCF2012LC/1 Modules
The Activity LEDs for the fiber optic ports on the AT-MCF2032SP Module
are the second pair of LEDs located between the SFP slots, shown in
Figure 11. The first LED in a pair applies to the lower SFP module and the
second LED to the upper module.
Activity LED
L A 1
L A 2
3
4
A
T
-MCF2012LC
Activity LED
L
A
L
A
CH
CH
CH1
CH2
TX RX 1
TX RX 2
3
4
CDC FDC
A