The Enhanced Graphics Adapter (EGA) is the IBM PC computer display standard specification for a 16 simultaneous colors from a palette of 64 at a resolution of up to 640×350 pixels. EGA cards use the PC ISA bus and were available starting in 8-bit versions. The following schematics shows 9-Pin EGA (Enhanced Graphics Adapter) Connector and Pinout assignments.

9-pin EGA connector

Pin Name Function

1
2
3
4
5
6
7
8
9

GND
SR
PR
PG
PB
SG
SB
H
V

Ground
Secondary Red (Intensity)
Primary Red
Primary Green
Primary Blue
Secondary Green (Intensity)
Secondary Blue (Intensity)
Horizontal Sync
Vertical Sync

Further reading: Enhanced Graphics Adapter (EGA) on wikipedia



Related Post

LM555 Timer Internal Circuit Block Diagram and Schematic
Hartley Oscillator Basic Circuit Diagram
2009 Suzuki GSF1250SA Starter Motor Components and Parts Diagram
Aiphone Intercom Wiring Diagram and Installation Guide
BNC Connector Parts and Components Diagram