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User’s Manual of SGSD-1022 / SGSD-1022P
SGSW-2840 / SGSW-2840P
31
■ Gigabit TP interface
10/100/1000Base-T Copper, RJ-45 Twist-Pair: Up to 100 meters.
■ Gigabit SFP slots
1000Base-SX/LX mini-GBIC slot, SFP (Small Factor Pluggable) transceiver module: From 550 meters (Multi-mode fiber),
up to 10/30/50/70/120 kilometers (Single-mode fiber).
■ Console Port
The console port is a DB9, RS-232 male seria port connector. It is an interface for connecting a terminal directly. Through
the console port, it provides rich diagnostic information includes factory reset, forgotten password access, network statistics,
link status and system setting. Users can use the attached RS-232 cable in the package and connect to the console port on
the device. After the connection, users an run any terminal emulation program (Hyper Terminal, ProComm Plus, Telix,
Winterm and so on) to enter the statup screen of the device.
2.1.2 LED Indications
The front panel LEDs indicates instant status of port links, data activity, system operation, PoE in use status and system power,
helps monitor and troubleshoot when needed.
SGSD-1022 LED indication
Figure 2-5 SGSD-1022 LED panel
■ System
LED Color Function
PWR Green
Lights to indicate that the Switch is powered on.
Blink to indicate the System is running under booting procedure.
■ 10/100Base-TX interfaces (Port-1 to Por-8)
LED Color Function
Lights:
To indicate the link through that port is successfully established.
LNK/ACT Green
Blink:
To indicate that the switch is actively sending or receiving data over that port.
Lights: indicate that the port is operating at 100Mbps.
100 Orange
Off: If LNK/ACT LED light-> indicate that the port is operating at 10Mbps
If LNK/ACT LED Off -> indicate that the port is link down