TRENDnet TE100-S86FX User Manual page 11

FDX/COL: The lower LED is illuminated when the port is
operating in full-duplex mode. When this LED is
off, the port is operating in half-duplex mode.
The LED flashes when the switch detects
packet collisions on the port.
Power
This LED comes on when the switch is connected to a power
supply and turned on.
Auto MDIX
If connecting to an uplink port of a hub or another switch, any of
the switch ' s RJ-45 ports can be used.
Fast EthernetSwitch
User's Guide
Fast Ethernet Switch
11