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LB9 User’s Guide 15/1523
1.3 Front-Panel Components
The front panel of the Switch consists of 48 1-Giga interfaces, 4 SFP+10-Giga interfaces, 2 LED
indicators, one built-in 1000/100/10 RJ-45 Ethernet service ports, an RS-232 communication port.
An RS-232 DCE console port is for setting up and managing the Switch via a connection to a console
terminal or PC using a terminal emulation program. Each port LED has two colors: Color green
represents port link status; Color Orange represents port activity status and it will be blinking if the port
has an activity. The management port (RJ-45 port) has two LED indicators. The Left side represents
speed and Right side represents activity. The speed light will has three different colors for connecting
speed 10M (Color Green), 100M (Color Yellow), and 1G (Color Orange). The activity light will have a
yellow blinking once the mgmt port has a receive/transmit data.
1.4 Rear Panel Description
The rear panel of the Switch contains Dual Redundant AC power connector and Four Fans. The four
fans can be built in back-to-front and front-to-back (depend on customer requirement).
The AC power connector is a standard three-pronged connector that supports the power cord. Plug the
female connector of the provided power cord into this socket, and the male side of the cord into a power
outlet. The Switch automatically adjusts its power setting to any supply voltage in the range from 100 ~
240 VAC at 50 ~ 60 Hz.
1.5 LED Indicators
The Status LED indicator represnts status of the switch. The Power LED indicator represent power ON
or OFF.
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