Accton Technology Media Converter EC3802-WDM - Manual (Page 16)

Description of Hardware
16
LED Indicators
The CPE includes seven LED status indicators on the top panel. The LEDs are
detailed in the following figure and table.
LED Description
PWR ON: Power is on.
OFF: Power is off.
OPT ON: Fiber link is up.
OFF: Fiber link down.
TEST ON: Loopback test in progress.
OFF: No loopback test (normal mode).
PoE ON: PoE is enabled on the LAN port.
OFF: PoE is disabled on the LAN port.
Link ON: UTP port link is up.
Flashing: UTP port is transmitting or receiving data.
OFF: UTP port link is down.
100M ON: UTP port is operating at 100 Mbps.
OFF: UTP port is operating at 10 Mbps.
FULL ON: UTP port is operating in full-duplex mode.
OFF: UTP port is operating in half-duplex mode.