Appendix A Specifications
10/100/1000BASE-T Management Port
A-2
Cisco Catalyst 4900M Switch Installation Guide
78-18350-01
10/100/1000BASE-T Management Port
The 10/100/1000BASE-T management port is an RJ-45 receptacle with a Link
Status LED.
Table A-2 lists the 10/100BASE-T port pinouts.
Catalyst 4900M Switch Specifications
Catalyst 4900M switch specifications are provided in Table A-3.
Ta b l e A-2 10/100BASE-T Port Pinouts
Pin Signal Direction Description
1 RXDP input receive data
2 RXDN input receive data
3 TXDP output transmit data
4 unused — —
5 unused — —
6 TXDN output transmit data
7 unused — —
8 unused — —
Ta b l e A-3 Catalyst 4900 Series Switch Specifications
Item Specification
Environmental
Temperature
ambient operating
32°F (0°C) to 104°F (40°C)
Temperature
ambient nonoperating and storage
–40 to 167°F (–40 to 75°C)
Humidity (RH), ambient (noncondensing)
operating
10% to 90%
Humidity (RH), ambient (noncondensing)
nonoperating and storage
5% to 95%
