5
100BaseFX port
100Base-FX full-duplex SM or MM port, SC/ST type .The fiber
port must be used in pair, TX (transmit) port connect remote
switch’s RX (receive) port; RX (receive) port connect remote
switch’s TX (transmit) port.
The optical fiber connection supports the line to instruct enhance
the reliability of network effectively
.
Suppose
: If you make your own cable, we suggest labeling the
two sides of the same line with the same letter (A-to-A and
B-to-B, shown as below, or A1-to-A2 and B1-to-B2).
【
LED indicator
】
LED indictor light on the front panel of IT-ES2010-IU-2GS-4F
Series .the function of each LED is described in the table as
below.
System Indication LED
LED
State
Description
PWR
（
green
）
ON
Power is being supplied to
power input PWR input
Summary of Contents for IT-ES2010-IU-2GS-4F Series
Page 10: ...10 Certifications...
