UNIDENTIFIED

SVGA GRAPHICS ADAPTER(16-BIT)

Card Type

Video card

Video Chip Set

Trident

Maximum Video Memory

512KB DRAM

Video Types Supported

Monochrome, CGA, EGA, VGA, XVGA

Highest Resolution Supported

1024 x 768,

Data Bus

16-bit ISA

CONNECTIONS

Function

Label

Function

Label

15-pin analog video port

CN1

9-pin digital video port

CN2

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Card for use with a VGA or CGA monitor

J1

Pins 2 & 3 closed

 

Card for use with CGA or MDA monitor

J1

Pins 1 & 2 closed

»

IRQ9 disabled

J3

Open

 

IRQ9 enabled

J3

Closed

BUS SIZE SELECTION

Setting

Label

Position

»

Autodetect

J2

Pins 2 & 3 closed

 

Autodetect (Compaq, Micronics)

J2

Pins 1 & 2 closed

 

8-bit

J2

Open

MONITOR CONFIGUATION SELECTION

Setting

SW1/1

SW1/2

SW1/3

SW1/4

VGA mode

On

On

On

On

EGA mode

Off

On

On

On

CGA mode

On

Off

On

On

MDA/Hercules mode

Off

Off

On

On

ADDRESS DECODING SPEED

Setting

Label

Position

Fast address decode

SW1/5

0n

Slow address decode

SW1/5

Off

DATA PATH SELECTION

Setting

Label

Position

16-bit data path

SW1/6

On

8-bit data path

SW1/6

Off

VIDEO MEMORY CONFIGURATION (DRAM)

Size

Bank 0

Bank 1

256KB

(8) 32KB

None

512KB

(8) 32KB

(8) 32KB

Note: Exact location of banks is unidentified