21Rear viewItem Icon Component Descri ption1 Power supply module cordsocketConnect the system power cord here.2 PSU fan PSU FAN Regulate PSU airflow.3 Serial port Connects to serial devices.4 Monitor port Connects to monitors.5 10/100/1000M LAN port 1/2 Connects to an Internet or intranet network.6 USB 2.0 ports Connects to USB devices.7 10/100 iKVM LAN port Connect to an Internet or intranet network. Forserver management use.8 System ID button System identification button.9 PCIe slot covers Protects to an Interne t or intrane t network.