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Rev A5
Speedstar24x1.jpg
Speedstar24x2.jpg
Speedstar24x3.jpg

PC compatible ISA VGA video card.

Jumper Settings

Category

Video

Video Types Supported

XVGA

Video Processor

WD90C31

Highest Resolution Supported

1280 x 1024

Data Bus Type

VESA local bus

Memory Type

VRAM

Maximum Onboard Memory

1024KB

 

CONNECTIONS

Purpose

Location

Purpose

Location

VESA Feature connector

CN1

15-pin analog video port

CN2

WAIT STATE SELECT

Zero Wait State

JP1

»

Enabled

Closed

 

Disabled

Open

VIDEO INTERRUPT SELECT

IRQ2

JP3

»

Enabled

Closed

 

Disabled

Open

BIOS ROM ACCESS

Address Width

JP4

»

16--bit BIOS ROM access

Closed

 

8-bit BIOS ROM access

Open

800 X 600 MONITOR RETRACE SELECT

Timing

SW1/1

SW1/2

»

56Hz (non-interlaced)

On

On

 

72Hz (non-interlaced)

On

Off

 

60Hz (non-interlaced)

Off

On

1024 X 768 MONITOR RETRACE SELECT

Timing

SW1/3

SW1/4

»

43Hz (interlaced)

On

On

 

70Hz (non-interlaced)

On

Off

 

60Hz (non-interlaced)

Off

On

 

72Hz (non-interlaced)

Off

Off

ALTERNATE TIMING SELECT

Setting

SW1/5

Normal

 

Alternate

 

See Also