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CT-8490

TWINHEAD INTERNATIONAL CORPORATION

CT-8490

Card Type

Video card

Video Chip Set

Unidentified

Maximum Video Memory

Unidentified

Video Types Supported

Monochrome, CGA, EGA, VGA

Highest Resolution Supported

800 x 600

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

VGA feature connector

CN1

9-pin TTL video connector

CN3

15-pin Analog video connector

CN2

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

CT-8490 is primary display card

SW1/5

On

 

CT-8490 is secondary display card

SW1/5

Off

MONITOR TYPE SELECTION

Monitor

SW1/1

SW1/2

SW1/3

SW1/4

Monochrome

On

On

On

On

CGA

Off

On

On

On

EGA

On

Off

On

On

VGA

On

On

On

Off

Monochrome (PS/2)

Off

On

On

Off

MultiSync TTL

Off

Off

On

On

MultiSync analog

Off

On

On

Off

DISPLAY MODE SELECTION

Setting

SW1/6

SW1/7

SW1/8

Lock at monochrome display mode

On

Off

On

Lock at CGA display mode

Off

On

On

Lock at EGA display mode

On

On

Off

Lock at VGA display mode

On

On

Off

Lock at VGA display mode

On

On

Off

Set at auto switch

On

On

On

Set at auto switch

On

On

On