HP x2401 24-inch LED Backlit Monitor - Manual (Page 9)

Side connectors
Figure 2-2 Side connectors
Table 2-1 Side connectors
Connector Function
1 DisplayPort Connects the DisplayPort video cable (provided with select
models) from the computer to the monitor
2 HDMI Connects the HDMI video cable (provided with select
models) from the computer to the monitor
3 DC Power Jack Connects the external power adapter to the monitor
Side connectors 3