HwMuseum | Index

CLUB AMERICAN TECHNOLOGIES, INC.

FALCON 400 SERIES REVISION D

Processor

80486SX/80487SX/80486DX/80486DX2

Processor Speed

20/25/33/50(internal)/50/66(internal)MHz

Chip Set

VLSI

Max. Onboard DRAM

64MB

SRAM Cache

64/256KB

BIOS

AMI

Dimensions

330.2mm x 218.4mm

I/O Options

32-bit external CPU/NPU card slot

NPU Options

4167 (on external CPU/NPU card)

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Reset switch

J6

Turbo LED

J4

Speaker

J19

Power LED & keylock

J5

CPU/NPU expansion card

S1

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Factory configured - do not alter

W1

pins 1 & 2 closed

»

CPU speed select switchable from keyboard

W3

pins 1 & 2 closed

 

CPU speed select forced high

W3

open

 

CPU speed select forced low

W3

pins 2 & 3 closed

»

Monitor type select color

W4

pins 2 & 3 closed

 

Monitor type select monochrome

W4

pins 1 & 2 closed

»

BIOS type select 27256

W19

pins 2 & 3 closed

 

BIOS type select 27512

W19

pins 1 & 2 closed

»

Battery select internal

W20

closed

 

Batery select external

W20

open

»

Factory configured - do not alter

W21

pins 1 & 2 closed

»

Factory configured - do not alter

W22

pins 1 & 2 closed

»

Factory configured - do not alter

W23

pins 1 & 2 closed

»

Factory configured - do not alter

W24

pins 1 & 2 closed

»

Factory configured - do not alter

SW1/switch 1

closed

»

Factory configured - do not alter

SW1/switch 2

open

»

Factory configured - do not alter

SW1/switch 3

closed

»

Shadow video BIOS enabled

SW1/switch 4

SW1/switch 5

open

closed

 

Shadow video BIOS disabled

SW1/switch 4

SW1/switch 5

closed

open

»

Shadow system BIOS enabled

SW1/switch 6

closed

 

Shadow system BIOS disabled

SW1/switch 6

open

»

Factory configured - do not alter

SW4/switch 1

SW4/switch 2

closed

closed

»

System BIOS cacheable

SW4/switch 3

closed

 

System Bios non cacheable

SW4/switch 3

open

»

Factory configured - do not alter

SW4/switch 4

open

»

DRAM refresh disabled

SW4/switch 5

open

 

DRAM refresh enabled

SW4/switch 5

closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(4) 256K x 9

NONE

NONE

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

4MB

(4) 1M x 9

NONE

NONE

NONE

6MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

10MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

(4) 1M x 9

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

NONE

NONE

24MB

(4) 1M x 9

(4) 1M x 9

(4) 4M x 9

NONE

32MB

(4) 4M x 9

(4) 4M x 9

NONE

NONE

40MB

(4) 4M x 9

(4) 4M x 9

(4) 1M x 9

(4) 1M x 9

48MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

NONE

64MB

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

(4) 4M x 9

DRAM JUMPER CONFIGURATION

Size

SW1/switch 7

SW1/switch 8

SW1/switch 9

SW1/switch 10

1MB

closed

closed

closed

closed

2MB

closed

open

closed

closed

4MB

closed

closed

closed

open

6MB

open

closed

closed

closed

8MB

closed

open

closed

open

10MB

open

open

closed

closed

12MB

open

closed

closed

open

16MB

open

open

closed

open

16MB

closed

closed

open

open

24MB

open

closed

open

closed

32MB

closed

open

open

open

40MB

open

open

open

closed

48MB

open

closed

open

open

64MB

open

open

open

open

CPU CONFIGURATION

CPU

JP1

JP2

80486DX2/80486DX

pins 1 & 2 and 3 & 4 closed

pins 1 & 2 closed

ODP486SX/80487SX

pins 1 & 2 and 3 & 4 closed

pins 2 & 3 closed

80486SX

pins 2 & 3 closed

open

SRAM CONFIGURATION

Size

Jumper W1

Jumper W2

Jumper W8

Jumper W9

64KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

SRAM CONFIGURATION

Size

Cache SRAM

64KB

(8) 16K x 4

256KB

(8) 64K x 4

BURST MODE CONFIGURATION

Burst mode

Jumper W3

Jumper W4

W5/switch 1

Enabled

pins 2 & 3 closed

pins 2 & 3 closed

closed

Disabled

pins 1 & 2 closed

pins 1 & 2 closed

open

Note:W5/switch 2 is factory configured and should be in the closed position.

W5/switch 3 is factory configured and should be in the open position.