Dell S2240L Monitor - Manual (Page 8)

* Zero power consumption in OFF mode can only be achieved by disconnecting the main cable from the monitor.
** Maximum power consumption with max luminance and contrast.
Pin Assignments
15-pin D-Sub connector
Pin Number Monitor Side of the 15-pin Side Signal Cable
1 Video-Red
2 Video-Green
3 Video-Blue
4 GND
5 Self-test
6 GND-R
7 GND-G
8 GND-B
9 DDC +5V
10 GND-sync
11 GND
12 DDC data
13 H-sync
14 V-sync