
11
For installation instructions, see “Installing an MDA” on
page 22.
Table 4. 100BASE-FX MDA Description
Item Label Description
1 Link Communications link LEDs (green):
On: Valid communications link.
Off: Invalid communications link or no
connection to this port.
Blinking: The corresponding port is
management disabled.
2 F Dx Full-duplex port status LEDs (green):
On: The corresponding port is in
full-duplex mode.
Off: The corresponding port is in
half-duplex mode.
3 Activity Port activity LEDs (green):
Blinkin
: Indicates the network activit
level for the correspondin
port. A hi
h
level of network activit
can cause LEDs
to appear to be on continuousl
.
4
100BASE-FX port connectors:
• Models 400-2FX and 8100-2FX use SC
connectors.
• Models 400-4FX and 8100-4FX use
MT-RJ connectors.
302403-C.mkr Page 11 Monday, May 24, 1999 4:30 PM