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SPECTRA EGA CARD MODEL 4800

GENOA SYSTEMS CORPORATION

SPECTRA EGA CARD MODEL 4800

Card Type

Video card

Video Processor

Genoa

Maximum Onboard Memory

256KB DRAM

I/O Options

Feature connector, light pen port, parallel port

Data Bus

8-bit ISA

Video Types Supported

EGA

Highest Resolution Supported

640 x 350

CONNECTIONS

Function

Label

Function

Label

9-pin EGA port

CN1

Unidentified

CN4

Light pen port

CN2

Feature connector

CN5

Parallel port

CN3

   

PARALLEL PORT ADDRESS

Setting

SW1/1

SW1/2

LPT1:

On

On

LPT2:

Off

On

LPT3:

On

Off

Disabled

Off

Off

MONITOR TYPE (EGA PRIMARY)

Primary

Secondary

JP1

JP2

SW1/3

SW1/4

SW1/5

SW1/6

CGA, lo-res

Monochrome

Pins 2 & 3

Pins 2 & 3

On

Off

Off

On

CGA, hi-res

Monochrome

Pins 2 & 3

Pins 2 & 3

Off

Off

Off

On

EGA, lo-res

Monochrome

Pins 1 & 2

Pins 1 & 2

On

On

On

Off

EGA, hi-res

Monochrome

Pins 1 & 2

Pins 1 & 2

Off

On

On

Off

Monochrome

CGA, lo-res

Pins 2 & 3

Pins 2 & 3

On

Off

On

Off

Monochrome

CGA, hi-res

Pins 2 & 3

Pins 2 & 3

Off

Off

On

Off

Note:Pins designated are in the closed position.

MONITOR TYPE (EGA SECONDARY)

Primary

Secondary

JP1

JP2

SW1/1

SW1/2

SW1/3

SW1/4

Monochrome

CGA, lo-res

Pins 2 & 3

Pins 2 & 3

On

On

On

On

Monochrome

CGA, hi-res

Pins 2 & 3

Pins 2 & 3

Off

On

On

On

Monochrome

EGA, lo-res

Pins 1 & 2

Pins 1 & 2

On

Off

On

On

Monochrome

EGA, hi-res

Pins 1 & 2

Pins 1 & 2

Off

Off

On

On

CGA, lo-res

Monochrome

Pins 2 & 3

Pins 2 & 3

On

On

Off

On

CGA, hi-res

Monochrome

Pins 2 & 3

Pins 2 & 3

Off

On

Off

On

Note:Pins designated are in the closed position.