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Orchid Fahrenheit 1280 Plus/VLB

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Jumper Settings

Category

Video

Video Types Supported

XVGA

Video Processor

Orchid

Highest Resolution Supported

1280 x 1024

Data Bus Type

32-bit VESA Local Bus

Memory Type

DRAM

Maximum Onboard Memory

2048KB

50142-1.png

CONNECTIONS

Purpose

Location

Purpose

Location

15 pin analog video port

CN1

VGA feature connector

CN2

REFRESH RATE CONFIGURATION

640 x 480

800 x 600

1024 x 768

1280 x 960

1280 x 1024

SW1/1

SW1/2

72Hz

72Hz

60Hz

45Hz

45Hz

Off

Off

72Hz

72Hz

70Hz

48Hz

48Hz

On

Off

60HZ

56HZ

43HZ

N/A

N/A

Off

On

60Hz

60Hz

60Hz

N/A

N/A

On

On

VIDEO INTERRUPT CONFIGURATION

IRQ 2/9

JP1

»

Disabled

Pins 2 & 3 closed

 

Enabled

Pins 1 & 2 closed

CPU SPEED CONFIGURATION

Speed

JP1

»

All other CPU speeds

Pins 2 & 3 closed

 

80486/50MHz

Pins 1 & 2 closed

FACTORY CONFIGURED - DO NOT ALTER

Switch

Position

SW1/4

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1024KB

(2) 44256

None

2048KB

(2) 44256

(2) 44256

See Also