SMC Networks EZ1026FMSC - annexe 1 User Manual page 5

LED-indicators for LK/TX, RX, FDX/COL statuses
For establishing fiber links cable distance up to 2 Km (multi-mode) or 60
Km (single-mode)
LED Indicators
There are three LED indicators for the Fiber connection port. If there is no
connection to this port, the LED indicators will not lit.
LK/TX The LED indicator is green when there is a connection secured
to a device ( Link ) to this port . This LED indicator blinks when there is a
data transmission taking place at this port.
RX The LED indicator blinks when there is a data receiving taking
place at this port.
FDX/COL The LED indicator is yellow when the port is operating in
Full-duplex mode. When the port is operating in Half-duplex mode, the
LED indicator is not lit. When collisions are occurring at the port, the
LED indicator blinks.
SMC-EZ1026GLSC V.2 :Gigabit 1000Base-LX/SC Fiber
Modules
SMC-EZ1026GSSC V.2: Gigabit 1000Base-SX/SC
Fiber Modules
Figure 6. Gigabit 1000Base-SX Module Front View
Figure 7. Gigabit 1000Base-LX Module Front View