3Com 3C16895 Installation Manual

Also see for 7750 Series: Datasheet Installation guide Quick reference guide Product guide Command reference guide

Contents

I/O Modules 21Figure 12 48-port 10/100/1000BASE-T ModuleFigure 13 illustrates the front panel and LEDs of the 48-port 10/100/1000BASE-Tmodule.Figure 13 Front Panel of the 48-port 10/100/1000BASE-T Module1 Ethernet port2 Ethernet port LEDTable 23 describes the 48-port 10/100/1000BASE-T module LEDs.Table 24 describes the specifications of the 48-port 10/100/1000BASE-T module.Table 23 48-port 10/100/1000BASE-T Module LEDLED DescriptionLINK/ACT Green — The port is connectedOff — The port is not connectedGreen flashing — Data is being transmittedTable 24 Specifications for the 48-port 10/100/1000BASE-T ModuleSpecification DescriptionCPU MPC8241BootROM 512 KBSDRAM 128 MDimensions (L X W) 366.7 x 340 mm (14.4 x 13.4 in.)Maximum power consumption 70 WConnector RJ-45Number of ports 48Port transmission speed 10/100/1000 Mbps half-/full-duplex MDI/MDI-Xauto-sensingCables and maximumtransmission distanceCategory 5 twisted pair with a maximum transmissiondistance of 100 m (328 ft.)Compliance 1EEE 802.3ab1EEE 802.31EEE 802.3u1EEE 802.3x1EEE 802.1p1EEE 802.1D1EEE 802.1Q1EEE 802.1X1EEE 802.1s1EEE 802.1w3C168881 23C16888