ATI TECHNOLOGIES, INC.

EGA WONDER

Category

Video

Video Types Supported

EGA

Video Processor

ATI 18800

Highest Resolution Supported

800 X 600

Data Bus Type

8-bit ISA

Memory Type

DRAM

Maximum Onboard Memory

256KB

CONNECTIONS

Purpose

Location

Purpose

Location

15-pin analog video port

CN1

VGA feature connector

CN4

RF modulator port

CN2

Composite monitor port

J1

Light pen port

CN3

Composite monitor port

J2

FACTORY CONFIGURED - DO NOT ALTER

Jumper

Position

P4

Open

P5

Open

COMPOSITE MONITOR SELECTION

Setting

P3

»

Composite signal to J1 enabled

Pins 2 & 3 closed

 

Composite signal to J1 disabled

Pins 1 & 2 closed

BIOS TYPE SELECTION

BIOS

P6

27256

Pins 1 & 2 closed

27128

Pins 2 & 3 closed

PORT ADDRESS SELECTION

Address

P7

»

3XX

Pins 1 & 2 closed

 

2XX

Pins 2 & 3 closed

MONITOR TYPE CONFIGURATION

Type

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

SW1/6

SW1/7

»

EGA

Off

On

On

Off

On

Off

Off

 

Multisync

Off

On

On

Off

On

Off

On

 

RGB & Composite

Off

On

On

Off

On

On

Off

 

TTL Monochrome

Off

On

On

Off

Off

On

Off

 

Composite Monochrome

Off

On

On

Off

On

On

Off

 

Compaq

Off

On

On

Off

Off

Off

Off

 

IBM Analog

On

On

On

Off

Off

On

On

Note: SW1/8 enables the enhanced feature of the card. Turn the switch off if any problems occur.