Lenovo THINKSERVER 3821 - Manual (Page 154)

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