TOP SEGA 800 video card Settings and Configuration

Category	Video card
Video Type	EGA/Monochrome
Video Processor	Unidentified
Highest Resolution Supported	800 x 600
Data Bus Type	8-bit ISA
Memory Type	DRAM
Maximum Onboard Memory	64KB (Location unknown)

CONNECTIONS
Purpose	Location	Purpose	Location
Feature connector	J1	RCA jack 2	J4
Light pen connector	J2	9-pin analog video port	J5
RCA jack 1	J3

I/O PORT ADDRESS CONFIGURATION
Port		JMP1
»	3xxh	Pins 2 & 3 closed
	2xxh	Pins 1 & 2 closed

MONITOR TYPE SELECT
Type		JMP2
»	EGA	Pins 1 & 2 closed
	Other	Pins 2 & 3 closed

BIOS TYPE SELECT
Type	JMP3
27128	Pins 1 & 2, 4 & 5 closed
27256	Pins 2 & 3, 5 & 6 closed

CARD MODE CONFIGURATION
Mode		SW1/5	SW1/6
»	EGA	On	On
	CGA	Off	On
	Monochrome/Hercules	Off	Off

DISPLAY CONFIGURATION
EGA Adapter	Monochrome Adapter	CGA Adapter	SW1/1	SW1/2	SW1/3	SW1/4
Color 40 x 25	Secondary	N/A	On	Off	Off	On
Color 80 x 25	Secondary	N/A	Off	Off	Off	On
EGA normal color	Secondary	N/A	On	On	On	Off
EGA Hi-resolution	Secondary	N/A	Off	On	On	Off
Monochrome	N/A	Color 40 x 25	On	Off	On	Off
Monochrome	N/A	Color 80 x 25	Off	Off	On	Off
Color 40 x 25	Primary	N/A	On	On	On	On
Color 80 x 25	Primary	N/A	Off	On	On	On
EGA normal color	Primary	N/A	On	Off	On	On
EGA Hi-resolution	Primary	N/A	Off	Off	On	On
Monochrome	N/A	Color 40 x 25	On	On	Off	On
Monochrome	N/A	Color 80 x 25	Off	On	Off	On