D-Link DES-5664TX User Guide - Page 31
Port 10/100-TX Module
UPC - 790069226427
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Fast Ethernet Switching System User's Guide 16-Port 10/100-TX Module This section covers the LEDs on the 16-Port 10/100 TX Module, see Figure 11. The meaning of the LEDs is displayed in Table 3: 16-Port 10/100-TX Module LEDs. Link/ Act/ Speed Duplex Mode Figure 11: 16-Port 10/100-TX Module Link/ Act/ 100/10 The Link/ Act/ 100/ 10 LED shows the link status, activity and speed of the port. The LED is green when there is a link at the port. It flashes when there is activity. 100Mbps is indicated by color. Green indicates port speed of 100Mbps. Amber indicates port speed of 10 Mbps. Duplex The Duplex LED indicates the duplex mode the port is in. The LED is green when the port is in full duplex. It is dark when the port is in half duplex. Full duplex means the port is transmitting and receiving data simultaneously. Half duplex means that data is only being transmitted or received in one direction at a time. Table 3: 16-Port 10/100-TX Module LEDs LED Link/ Act/ 100/ 10 Duplex Color Green indicates port speed is 100 Mbps Orange indicates port speed is 10 Mbps LED flashes when there is activity. Green indicates port is working at full duplex Dark No link or link is down Port is working at half duplex LEDs 24