EGA/CGA GRAPHICS BOARD (250-3048A) video card Settings and Configuration

Card Type	Video card
Video Processor	6845
Maximum Onboard Memory	256KB DRAM
Data Bus	8-bit ISA
Video Types Supported	EGA
Highest Resolution Supported	720 x 350

CONNECTIONS
Function	Label
9-pin video out	CN1

USER CONFIGURABLE SETTINGS
Setting		Label	Position
»	EGA mode base I/O address set to 3D0h	P3/A	Pins 1 & 2 closed
	EGA mode base I/O address set to 2D0h	P3/A	Pins 2 & 3 closed
»	Card is installed in normal slot	P3/C	Pins 2 & 3 closed
	Card is installed in XT slot 8	P3/C	Pins 1 & 2 closed
»	Factory configured - do not alter	SW1/7	Off
»	Factory configured - do not alter	SW1/8	Off

MONITOR TYPE SELECTION
Primary monitor	Secondary monitor	P1	SW1/1	SW1/2	SW1/3	SW1/4
Lo-res CGA	Monochrome	Pins 2 & 3	On	Off	Off	On
Hi-res CGA	Monochrome	Pins 2 & 3	Off	Off	Off	On
Lo-res EGA	Monochrome	Pins 1 & 2	On	On	On	Off
Hi-res EGA	Monochrome	Pins 1 & 2	Off	On	On	Off
Monochrome	Lo-res CGA	Pins 2 & 3	On	Off	On	Off
Monochrome	Hi-res CGA	Pins 2 & 3	Off	Off	On	Off
Note:Pins designated are in the closed position.

VIDEO MODE SELECTION
Setting	SW1/5	SW1/6
Monochrome	Off	On
CGA	On	Off
EGA	On	On

AUTOMODE CONFIGURATION
Setting		P3/B	P3/D
»	Enabled	Pins 2 & 3 closed	Pins 1 & 2 closed
	Disabled	Pins 1 & 2 closed	Pins 2 & 3 closed