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VIDEO DISPLAY ADAPTER

INFINITI SYSTEMS

VIDEO DISPLAY ADAPTER

Card Type

Video card

Video Chip Set

Unidentified

Maximum Video Memory

512KB

Video Types Supported

Monochrome, CGA, EGA, VGA

Highest Resolution Supported

1024 x 768

Data Bus

8-bit ISA

CONNECTIONS

Function

Label

Function

Label

Feature connector

CN1

15-pin analog video port

CN2

USER CONFIGURABLE SETTINGS

Function

Label

Position

Factory configured - do not alter

SW1/3

Off

Clock input from feature connector disabled

JP2

Pins 2 & 3 closed

 

Clock input from feature connector enabled

JP2

Pins 1 & 2 closed

Note: When feature connector signal support is enabled, support of 800 x 600 graphics is disabled.

VIDEO MEMORY CONFIGURATION

Size

Bank 0

Bank 1

256KB

(1) 256KB

None

512KB

(1) 256KB

(1) 256KB

Note: Exact size and location of memory banks is unidentified.

MONITOR DISPLAY TIMING SELECTION

Setting

SW1/1

Multi-frequency display timing

On

Standard PS/2 fixed frequency timing

Off

MONITOR CONFIGURATION SELECTION

Setting

SW1/2

(PS/2) All VGA modes available on any monitor

On

(PC/AT) Color or monochrome mode depending on monitor type

Off

DATA PATH CONFIGURATION

Video memory

Bios Autodetect

W2

SW1/4

16-bit

Enabled

On

On

16-bit

Disabled

Off

On

8-bit

N/A

N/A

Off

Note: The Infiniti Video Memory Display Adapter is configurable to work with 8 or 16-bit Video Memory Data Paths. If an 8-bit video memory is selected, an 8-bit BIOS is also selected. If a 16-bit data path is selected, the user can enable BIOS autodetect to automatically detect the proper BIOS setting. When the BIOS autodetect is disabled, an 8-bit BIOS is automatically selected.

IRQ INTERRUPT SELECTION

Setting

JP8

IRdisabled

Open

 

IRenabled

Closed