The system board is equipped with a PCI extender card that provides either one or
two additional expansion slots. The following illustration shows the LEDs on the PCI
Express extender card 1, if one is installed.
The following illustration shows the LEDs (1 and 2) on the PCI-X extender card,
if one is installed.
System-board external connectors
The following illustration shows the external input/output connectors on the system
board.
1 Video port
2 Serial port
3 10/100m RJ45 LAN connector
4 NMI button
5 USB ports
6 GbE RJ45 LAN connectors
146 ThinkServer TD200x Types 3719, 3821, 3822, and 3823: Hardware Maintenance Manual