MICROENHANCER EV-653 video card Settings and Configuration

Category	Video
Video Types Supported	EGA/Monochrome
Video Processor	Unidentified
Highest Resolution Supported	640 x 350
Data Bus Type	8-bit ISA
Memory Type	DRAM
Maximum Onboard Memory	256KB (Exact location of memory is unidentified)

CONNECTIONS
Purpose	Location	Purpose	Location
15-pin analog video port	CN1	Light pen connector	J2

I/O PORT ADDRESS CONFIGURATION
Address		W3
»	3xx	Pins 1 & 2 closed
	2xx	Pins 2 & 3 closed

SLOT LOCATION SELECTION
Setting		W5
»	Card is not installed in slot 8	Closed
	Card is installed in slot 8	Open

VIDEO INTERRUPT SELECTION
IRQ		W6	W7	W8
»	NMI	Closed	Closed	N/A
	2	Open	Open	N/A
	3	Open	Closed	Pins 1 & 2 closed
	5	Open	Closed	Pins 2 & 3 closed

MONITOR TYPE SELECTION
Type	W2	SW1/1	SW1/2	SW1/3	SW1/4
Enhanced 80 x 25	Pins 2 & 3 closed	Off	On	On	Off
Enhanced color 80 x 25	Pins 2 & 3 closed	On	On	On	Off
Color 80 x 25	Pins 1 & 2 closed	Off	Off	Off	On
Color 40 x 24	Pins 1 & 2 closed	On	Off	Off	On
Monochrome	Pins 1 & 2 closed	Off	Off	On	Off

DUAL MONITOR CONFIGURATION
Primary (Micro Enhanced)	Secondary	SW1/1	SW1/2	SW1/3	SW1/4
Enhanced 80 x 25	Monochrome	Off	On	On	Off
Enhanced color 80 x 25	Monochrome	On	On	On	Off
Color 80 x 25	Monochrome	Off	Off	Off	On
Color 40 x 24	Monochrome	On	Off	Off	On
Monochrome	Color 80 x 25	Off	Off	On	Off
Monochrome	Color 40 x 24	On	Off	On	Off

DUAL MONITOR CONFIGURATION
Primary	Secondary (Micro Enhanced)	SW1/1	SW1/2	SW1/3	SW1/4
Monochrome	Enhanced 80 x 25	Off	Off	On	On
Monochrome	Enhanced color 80 x 25	On	Off	On	On
Monochrome	Color 80 x 25	Off	On	On	On
Monochrome	Color 40 x 24	On	On	On	On
Color 80 x 25	Monochrome	Off	On	Off	On
Color 40 x 24	Monochrome	On	On	Off	On

FACTORY CONFIGURED - DO NOT ALTER
Jumper	Position
W1	Open
W4	Pins 1 & 2 closed