ENHANCED GRAPHICS ADAPTER (250-4037) video card Settings and Configuration

Card Type	Video card
Video Processor	Unidentified
Maximum Onboard Memory	256KB DRAM
I/O Options	Light pen port
Data Bus	8-bit ISA
Video Types Supported	EGA
Highest Resolution Supported	640 x 350

CONNECTIONS
Function	Label	Function	Label
Light pen port	J5	9-pin video out	P3

USER CONFIGURABLE SETTINGS
Setting		Label	Position
»	Factory configured - do not alter	J4	Pins 2 & 3 closed
»	Factory configured - do not alter	SW1/5	N/A
»	Factory configured - do not alter	SW1/6	N/A

DISPLAY MODE SELECTION (EGA PRIMARY)
Primary	Secondary	SW1/1	SW1/2	SW1/3	SW1/4
Monochrome	None	Off	Off	On	Off
Lo-res CGA	None	On	Off	Off	On
Hi-res CGA	None	Off	Off	Off	On
Lo-res EGA	None	On	On	On	Off
Hi-res EGA	None	Off	On	On	Off
None	Monochrome	Off	On	On	On
Lo-res CGA	Monochrome	On	On	On	On
Hi-res CGA	Monochrome	Off	On	On	On
Lo-res EGA	Monochrome	On	On	On	On
Hi-res EGA	Monochrome	Off	Off	On	On
Monochrome	Lo-res CGA	On	Off	On	Off
Monochrome	Hi-res CGA	Off	Off	On	Off

DISPLAY MODE SELECTION (EGA SECONDARY)
Primary	Secondary	SW1/1	SW1/2	SW1/3	SW1/4
Monochrome	None	Off	On	On	On
Monochrome	Lo-res CGA	On	On	On	On
Monochrome	Hi-res CGA	Off	On	On	On
Monochrome	Lo-res EGA	On	Off	On	On
Monochrome	Hi-res EGA	Off	Off	On	On
Lo-res CGA	Monochrome	On	On	Off	On
Hi-res CGA	Monochrome	Off	On	Off	On

MONITOR TYPE SELECTION
Setting	J2	SW1/7	SW1/8
Monochrome	Pins 2 & 3 closed	On	Off
CGA	Pins 2 & 3 closed	On	Off
400-line 25MHz	Pins 2 & 3 closed	Off	On
EGA	Pins 1 & 2 closed	On	Off