Planet Technology Planet 4-Port 10/100Mbps +1/2 100FX Fiber Port Industrial Fast Ethernet Switch ISW-621 - Manual (Page 16)

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2.1.2 LED Indicators
LED Color Function
P1 Green Lit: indicate the power 1 has power.
P2 Green Lit: indicate the power 2 has power.
FAULT Green
Lit: indicate the either power 1 or power 2 has no
power.
100 Green
Fiber
Optical
Lit: indicate the Fiber port is successfully
connecting to the network at
100Mbps.
10/100 Green Copper
Lit: indicate the Switch is successfully
connecting to the network at
100Mbps.
Off: indicate that the Switch is
successfully connecting to the
network at 10Mbps.
LNK/ACT Green
Fiber
Optical
Lit: indicate the link through that port is
successfully established.
Blink: indicate that the Switch is actively
sending or receiving data over that
port.
Copper
2.1.3 Switch Upper Panel
The upper panel of the Industrial Fast Ethernet Switch consist one
terminal block connector within two DC power inputs. Figure 2-5 shows
the upper panel of the Industrial Fast Ethernet Switch.
Figure 2-5 Industrial Fast Ethernet Switch upper Panel.