62 PowerConnect B-FCX Switch Hardware Installation Guide
53-1002267-01
Hardware specifications
5
FIGURE 44 Pin assignment and signalling for 10/100BaseTX and 1000BaseT ports
Cable specifications
Table 24 lists the specifications for the cables used with the 10/100 Ethernet ports. For
information about supported transceivers, see Table 17 and Table 18.
Cable installation and network configuration will affect overall transmission capability. The numbers
provided below represent the accepted recommendations of the various standards. For
network-specific recommendations, consult your local Dell reseller or system engineer.
Pin Number
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
8
1
1
8
RD+
RD-
TD+
Not used
TD-
Not used
Not used
Not used
RD+
RD-
TD+
CMT
TD-
CMT
CMT
CMT
Pin Assignment MDI-X ports MDI-X ports
10BaseT
Pin Number
100BaseTX and 1000BaseT
TABLE 24 Cable length summary
Cable Type Connector Type Core Diameter
(microns)
Modal Bandwidth
(MHz*km) or
Wavelength (nm)
Range (meters)
1000Base-BX-D Single-mode
Fiber (SMF)
LC connector for SFP module 9 1490 nm 2 – 10000 (10km)
1000Base-BX-U SMF LC connector for SFP module 9 1310 nm 2 – 10000 (10km)
1000Base-LHA SMF LC connector for SFP module 9 1550 nm 2 – 70000 (70km)
1000Base-LHB SMF LC connector for SFP module 9 1550 nm 2 – 120000
(120km)
1000Base-LX Multi-mode
Fiber (MMF)
LC connector for SFP module 62.5 500 2 – 550
MMF 50 400 2 – 550
MMF 50 500 2 – 550
SMF 9 1300 nm 2 – 10000
1000Base-SX MMF LC connector for SFP module 62.5/125 200 .5 – 275
MMF 62.5/125 500 .5 – 550
MMF 50/125 900 .5 – 595
MMF 50/125 1500 .5 – 740
MMF 50/125 2000 .5 – 860
