EG-2000 video card Settings and Configuration

Category

Video

Video Types Supported

CGA/EGA/Monochrome

Video Processor

Unidentified

Highest Resolution Supported

640 x 480

Data Bus Type

8-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

256KB (Exact location of memory is unidentified)

CONNECTIONS

Purpose

Location

Purpose

Location

32-pin feature connector

J1

Composite display - RCA jack

J4

6-pin light pen connector

J2

15-pin analog video port

J5

Composite display - RCA jack

J3

MODE TYPE SELECTION

Type

SW1/5

SW1/6

»

EGA

On

On

CGA

Off

On

Monochrome

Off

Off

PRIMARY DISPLAY ADAPTER CONFIGURATION

Primary

Secondary

JP5

SW1/1

SW1/2

SW1/3

SW1/4

»

Monochrome

80 x 25 text

Closed

Off

Off

On

Off

40 x 25 text

Monochrome

Closed

On

Off

Off

On

80 x 25 text

Monochrome

Closed

Off

Off

Off

On

640 x 200

Monochrome

Closed

On

On

On

Off

640 x 350

Monochrome

Closed

Off

On

On

Off

Monochrome

40 x 25 text

Closed

On

Off

On

Off

SECONDARY DISPLAY ADAPTER CONFIGURATION

Secondary

Primary

JP5

SW1/1

SW1/2

SW1/3

SW1/4

40 x 25 text

Monochrome

Closed

On

On

On

On

80 x 25 text

Monochrome

Closed

Off

On

On

On

640 x 200

Monochrome

Closed

On

Off

On

On

640 x 350

Monochrome

Closed

Off

Off

On

On

Monochrome

40 x 25 text

Open

On

On

Off

On

Monochrome

80 x 25 text

Open

Off

On

Off

On

EPROM BIOS CHIP SELECTION

Setting

JP1

JP2

27128

Pins 1 & 2 closed

Pins 1 & 2 closed

27256

Pins 2 & 3 closed

Pins 2 & 3 closed

BASE I/O ADDRESS SELECTION

Address

JP3

2xxh

Pins 1 & 2 closed

3xxh

Pins 2 & 3 closed

DISPLAY TYPE SELECTION

Type

JP4

EGA

Pins 1 & 2 closed

CGA or Monochrome

Pins 2 &3 closed