DES-3326 Layer 3 Fast Ethernet Switch User’s Guide

GBIC Two-Port Module

Figure 3-8. GBIC two-port module

Front-panel module.

Connects to GBIC devices at full duplex only.

Allows multi-mode fiber optic connections of up to 550 m (SX and LX) and single-mode fiber optic connections of up to 5 km (LX only). GBIC modules are available in –SX and –LX fiber optic media.

LED Indicators

The LED indicators of the Switch include Power, Console, and Link/Act. The following shows the LED indicators for the Switch along with an explanation of each indicator.

Figure 3-9. The LED indicators

Power This indicator on the front panel should be lit during the Power-On Self Test (POST). It will light green approximately 2 seconds after the switch is powered on to indicate the ready state of the device.

Console This indicator is lit green when the switch is being managed via out-of-band/local console management through the RS-232 console port using a straight-through serial cable.

Link/Act These indicators are located to the left and right of each port. They are lit when there is a secure connection (or link) to a device at any of the ports. The LEDs blink whenever there is reception or transmission (i.e. Activity--Act) of data occurring at a port.

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D-Link DES-3326 manual LED Indicators, Gbic Two-Port Module