WESTERN DIGITAL CORPORATION

VIEWTOP PD2 VGA

Card Type

Video card

Video Chip Set

Western Digital

Maximum Video Memory

1MB

Data Bus

16-bit ISA

Video Types Supported

VGA

Highest Resolution Supported

1024 x 768

CONNECTIONS

Function

Label

Function

Label

15-pin video analog video port

CN1

Feature connector

CN2

USER CONFIGURABLE SETTINGS

Function

Label

Position

Factory configured - do not alter

JP2

Unidentified

0 wait state enabled

JP3

Closed

 

0 wait state disabled

JP3

Open

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

512KB

512KB

None

1MB

512KB

512KB

Note: The size of the memory chips is unidentified.

VIDEO MEMORY JUMPER CONFIGURATION

Size

JP1

512KB

Closed

1MB

Open

SCAN RATE SELECTION

Horizontal

Vertical

SW1/5

31.5KHz

60/70Hz

Off

 

40KHz

75/88Hz

On

VERTICAL TIMING SELECTION (800 X 600)

Timing

SW1/1

SW1/2

56Hz

Off

Off

 

56Hz

On

On

 

60Hz

Off

On

 

72Hz

On

Off

VERTICAL TIMING SELECTION (1024 X 768)

Timing

SW1/3

SW1/4

Interlaced

Off

Off

 

Interlaced

On

On

 

60Hz non interlaced

Off

On

 

70Hz non interlaced

On

Off