Dell PowerEdge 2970 - Manual (Page 9)

Getting Started With Your System
7
Connecting the Keyboard, Mouse, and Monitor
Connect the keyboard, mouse, and monitor (optional).
The connectors on the back of your system have icons indicating which cable to plug into
each connector. Be sure to tighten the screws (if any) on the monitor's cable connector.
Connecting the Power
Connect the monitor’s power cable to the monitor (optional), and connect the system’s power
cable(s) to the system.