Make sure the Rx-to-Tx connection rule is followed on the both ends of the fiber cable.
Network Cables
Multimode (MMF) - 50/125
m, 62.5/125
m
Single mode (SMF) - 9/125
m
Fiber Port Configuration
For 1000M fiber application on Port 21, 22, 23, and 24, just leave the default port configuration
Auto
for fiber
connection.
2.9 LED Indication
LED
Function
State
Interpretation
POWER
Power status
ON
The power is supplied to the switch.
OFF
The power is not supplied to the switch.
Mngt
Management
status
OFF
The
switch is in initialization and diagnostics.
BLINK
The
switch
is
initialized completely with diagnostic error.
ON The
switch
is
initialized
completely
and
normal.
1000M
Port speed status
ON
A speed of 1000Mbps is selected.
OFF
A
speed
of
10/100Mbps
is
selected.
Link/Act.
Port link status
ON
A link is established. (No traffic)
BLINK Port link is up and there is traffic.
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