UNIDENTIFIED

EGA-PC/D TH

Category

Video

Video Types Supported

CGA, monochrome, EGA

Video Processor

Unidentified

Highest Resolution Supported

800 x 600

Data Bus Type

8-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

Unidentified

CONNECTIONS

Purpose

Location

Purpose

Location

9-pin digital video port

CN1

RCA video connector

CN3

RCA video connector

CN2

VESA Feature connector

J1

FACTORY CONFIGURED SETTINGS

Jumper

Setting

SW1/7

Off

SW1/8

Off

MONITOR TYPE

Setting

P1

»

ECD

Pins 1 & 2 closed

 

RGB or monochrome

Pins 2 & 3 closed

I/O ADDRESS RANGE

ADDRESS RANGE

P3/A

»

3xxh

Pins 1 & 2 closed

 

2xxh

Pins 2 & 3 closed

AUTOMODE

Setting

P3/B

P3/D

»

Enabled

Pins 2 & 3 closed

Pins 1 & 2 closed

 

Disabled

Pins 1 & 2 closed

Pins 2 & 3 closed

EXPANSION SLOT SELECTION

Type

P3/C

»

Other

Pins 2 & 3 closed

 

IBM PC slot 8

Pins 1 & 2 closed

SINGLE MONITOR CONFIGURATIONS

Setting

SW1/1

SW1/2

SW1/3

SW1/4

»

ECD high resolution

Off

On

On

Off

 

RGB 40 x 25

On

Off

Off

On

 

RGB 80 x 25

Off

Off

Off

On

 

ECD low resolution

On

On

On

Off

 

Monochrome

Off

Off

On

Off

CARD ATTACHED TO PRIMARY MONITOR CONFIGURATIONS

Primary/Secondary Monitor

SW1/1

SW1/2

SW1/3

SW1/4

»

ECD high resolution/monochrome

Off

On

On

Off

 

RGB 40 x 25/monochrome

On

Off

Off

On

 

RGB 80 x 25/monochrome

Off

Off

Off

On

 

ECD low resolution/monochrome

On

On

On

Off

 

Monochrome/RGB 80 x 25

Off

Off

On

Off

 

Monochrome/RGB 40 x 25

On

Off

On

Off

CARD ATTACHED TO SECONDARY MONITOR CONFIGURATIONS

Primary/Secondary Monitor

SW1/1

SW1/2

SW1/3

SW1/4

RGB 40 x 25/monochrome

On

On

Off

On

RGB 80 x 25/monochrome

Off

On

Off

On

Monochrome/ECD low resolution

On

Off

On

On

Monochrome/ECD high resolution

Off

Off

On

On

Monochrome/RGB 40 x 25

On

On

On

On

Monochrome/RGB 80 x 25

Off

On

On

On

POWER-ON MODE

Resolution/Monitor type

SW1/5

SW/6

»

EGA/all

On

On

 

MDA-Hercules/ECD-monochrome

Off

On

 

CGA/ECD-RGB

On

Off