3Com 7750 Series, Installation Manual

Page: 28 / 74

28 C
HAPTER
1: S
WITCH
7750 C
OMPONENTS
Table 34 describes the LEDs on the 8-port 10/100/1000BASE-T GE module.
Specifications of the 8-port 10/100/1000BASE-T GE module are described in
Table 35.
1-Port
10GBASE-R-XENPAK
Module
The 1-port 10GBASE-R-XENPAK module provides a single 10 Gbps XENPAK
interface.
Figure 24 illustrates the 1-port 10GBASE-R-XENPAK module.
Figure 24 1-Port 10GBASE-R-XENPAK Module
Figure 25 illustrates the front panel of the 1-port 10GBASE-R-XENPAK module.
Table 34 8-Port 10/100/1000BASE-T GE Module LEDs
LED Description
LINK Off — The link is not connected
Green — The link is connected
ACT Off — No data is being transmitted
Green flashing — Data is being transmitted or received
Table 35 Specifications for the
8-Port 10/100/1000BASE-T GE
Module
Specification Description
CPU MPC850
BootROM 512 Kb
SDRAM 64 MB
Dimensions (L x W) 366.7 x 340 mm (14.5 x 13.4 in)
Maximum power consumption 50 W
Connector type RJ-45
Number of ports 8
Port transmission speed 10 Mbps, half/full duplex
100 Mbps, half/full duplex
1000 Mbps, full duplex
Cables and maximum
transmission distance 4 100-ohm Category-5 non-shielded twisted pairs up to 100
m (300 ft).
Compliance IEEE 802.3ab
IEEE802.3
IEEE802.3u
IEEE802.3x
3C16875