System-board external connectors
The following illustration shows the external input/output (I/O) connectors on the
system board.
1 Power connector 6 USB 1-2
2 Serial (COM 1) 7 Ethernet 1
3 Video 8 USB 3-4
4 Systems-management
Ethernet connector
9 Ethernet 2
5 NMI button
Chapter 4. Server controls, LEDs, and power 29