HP Monitor LE1901wm - Manual (Page 12)

Rear Components
Figure 3-2 Rear Components
Component Function
1 AC Power Connector Connects the AC power cord to the monitor.
2 Audio In (select models) Connects the audio cable to the monitor's internal speakers
(select models)
3 DVI (select models) Connects the DVI-D cable to the monitor.
4 VGA Connects the VGA cable to the monitor.
6 Chapter 3 Setting Up the Monitor ENWW