This document describes the pin assignments for a 15-pin VGA video connector with DDC. Pins 1-3 are for red, green, and blue video signals. Pins 4, 11-12 are for monitor identification bits. Pins 5, 6-8 are grounds and shields for the color signals. Pins 9-10 and 15 are reserved or sync signals. Pin 13 is for horizontal sync and pin 14 is for vertical sync.

1. Pin Signal
1 Red Video
2 Green Video
3 Blue Video
4 Monitor ID - Bit 2
5 Ground
6 Red Ground
7 Green Ground
8 Blue Ground
9 [KEY]
10 Sync Ground

2. Pin Signal
11 Monitor ID - Bit 1
12 Monitor ID - Bit 0
13 Horizontal Sync
14 Vertical Sync
15 N/C (Reserved)
VGA VIDEO with DDC
(VEXT-xx, VEXT-xx-MM)
Mating face of 15-pin
HD male
PIN# SIGNAL PIN# SIGNAL
1 RED 9 NC
2 GREEN 10 SYNC RTN
3 BLUE 11 ID0
4 ID2 12 ID1 or DDC DATA
5 GND 13 HSYNC
6 RED SHIELD 14 VSYNC
GREEN ID3 or DDC
7 15
SHIELD CLOCK
8 BLUE SHIELD