...because we can't all be on the bleeding edge...





VGA VIDEO ADAPTER

MAGNAVOX

VGA VIDEO ADAPTER

Category

Video

Video Types Supported

VGA

Video Processor

82C451

Highest Resolution Supported

640 x 480

Data Bus Type

16-bit ISA

Memory Type

VRAM

Maximum Onboard Memory

Unidentified

CONNECTIONS

Purpose

Location

Purpose

Location

15-pin analog video port

CN1

VGA Feature Connector

CN3

9-pin digital video port

CN2

   

SINGLE VGA CARD CONFIGURATION

Setting

SW1/1

SW1/2

SW1/3

SW1/4

MD

Off

Off

On

Off

ED 350 Lines

Off

On

On

Off

ED 200 Lines

On

On

On

Off

CD 80x25

Off

Off

Off

On

CD 40x25

On

Off

Off

On

Note: MD = Monochrome Display, ED = Enhanced Color Display, CD = Color Display.

DUAL VIDEO CARD COFIGURATION

Primary Adapter

Secondary Adapter

SW1/1

SW1/2

SW1/3

SW1/4

EGA with MD

CGA 80X25 or none

Off

Off

On

Off

EGA with MD

CGA 40 X 25

On

Off

On

Off

EGA with ED 350 Lines

MDA or none

Off

On

On

Off

EGA with ED 200 Lines

MDA or none

On

On

On

Off

EGA with CD 80x25

MDA or none

Off

Off

Off

On

EGA with CD 40X25

MDA or none

On

Off

Off

On

CGA 80X25

EGA with MD

Off

On

Off

On

CGA 40X25

EGA with MD

On

On

Off

On

MDA

EGA with ED 350 Lines

Off

Off

On

On

MDA

EGA with ED 200 Lines

On

Off

On

On

MDA

EGA CD 80X25

Off

On

On

On

MDA

EGA CD 40X25

On

On

On

On

MONITOR TYPE

Setting

SW1/5

Analog Monitor

On

Digital Monitor

Off

FACTORY CONFIGURED SETTING

Setting

SW1/6

Reserved for new version of software.

N/A

BIOS JUMPERS

Setting

W2

W3

16 bit BIOS for AT system or

8 bit BIOS for XT system

Closed

Closed

8 bit BIOS for AT system

Open

Open

VERTICAL INTERRUPT SETTING

Setting

W1

Disables interrupts for each vertical sync pulse

Open

 

Enables interrupts for each vertical sync pulse

Closed