3Com 3C16895, Installation Manual

Page: 19 / 74

I/O Modules 19
Table 24 describes the specifications of the 48-port 10/100/1000BASE-T PoE
module.
48-port 10/100BASE-T
Auto-sensing FE Module
The 48-port 10/100BASE-T Auto-sensing FE module provides 48 external
100Mbps Ethernet electrical ports.
Figure 10 illustrates the 48-port 10/100BASE-T Auto-sensing FE module.
Figure 10 48-port 10/100BASE-T Auto-sensing FE Module
Figure 11 illustrates the front panel and LEDs of the 48-port 10/100BASE-T
Auto-sensing FE module.
Table 20 Specifications for the 48-port 10/100/1000BASE-T PoE Module
Specification Description
CPU MPC8241
BootROM 512 KB
SDRAM 128 M
Dimensions (L X W) 366.7 x 340 mm (14.4 x 13.4 in.)
Maximum power consumption 70 W
Connector RJ-45
Number of ports 48
Port transmission speed 10/100/1000 Mbps half-/full-duplex
MDI/MDIX auto-sensing
Cables and maximum
transmission distance Category 5 twisted pair with a maximum distance of 100 m
(328 ft.)
Compliance IEEE802.3ab
IEEE802.3
IEEE802.3i
IEEE802.3x
IEEE802.1p
IEEE802.1D
IEEE802.1Q
IEEE802.1X
IEEE802.1s
IEEE802.1w