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486-VIP-IO

FIRST INTERNATIONAL COMPUTER, INC.

486-VIP-IO

Processor

AM486/CX486S/80486SX/CX486DX/80486DX/80486DX2/80486DX4/P4S/ P23S/P24CT/P24D/Pentium Overdrive

Processor Speed

25/33/40/50(internal)/50/66(internal)/75(internal)/100(internal)MHz

Chip Set

VIA

Max. Onboard DRAM

64MB

Cache

128/256/512/1024KB

BIOS

Award

Dimensions

330mm x 218mm

I/O Options

32-bit VESA local bus slots (2), 32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port

CN1

Green PC connector

J21

PS/2 mouse port

CN4

Green PC connector

J22

Serial port 2

CN6

Chassis fan power

J24

Serial port 1

CN7

3.3v daughter board connector

J25

Parallel port

CN8

Speaker

J28

Floppy drive interface

CN9

Power LED & keylock

J29

IDE interface (secondary)

CN10

Reset switch

J30

External battery

J3

Turbo switch

J31

IDE interface LED

J4

Turbo LED

J32

Green PC connector

J5

32-bit PCI slots

PC1 - PC4

IDE interface (primary)

J6

32-bit VESA local bus slots

SL1 & SL2

IDE interface LED

J13

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CMOS memory normal operation

J7

Open

 

CMOS memory clear

J7

Closed

IDE connector pin 27 linked to IOCHRDY signal

J8

Open

 

IDE connector pin 27 open

J8

Closed

IDE connector pin 28 linked to BALE signal

J11

Open

 

IDE connector pin 28 open

J11

Closed

Factory configured - do not alter

J20

Pins 1 & 2 closed

Factory configured - do not alter

J23

Pins 1 & 2 closed

VESA IDE enabled

J26

Pins 1 & 2 closed

 

VESA IDE disabled

J26

Pins 2 & 3 closed

Monitor type select monochrome/EGA/VGA

J33

Open

 

Monitor type select color

J33

Closed

Cache type select write back

JC7

Pins 1 & 2 closed

 

Cache type select write through

JC7

Pins 2 & 3 closed

CPU type select Intel/AMD DX4

JC8

Pins 1 & 2 closed

 

CPU type select Cyrix DX2-V

JC8

Pins 2 & 3 closed

CPU type select Intel S - series

JC9

Pins 1 & 2 closed

 

CPU type select P24D/P24T/CX486DX

JC9

Pins 2 & 3 closed

CPU type select Intel DX4

JC10

Open

 

CPU type select CX486DX/DX2-V

JC10

Closed

IRQ select IRQ10

JT3

Pins 2 & 3 closed

 

IRQ select IRQ14

JT3

Pins 1 & 2 closed

Factory configured - do not alter

JX1

Pins 2 & 3 closed

Factory configured - do not alter

JX2

Pins 2 & 3 closed

Factory configured - do not alter

JX5

Pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

1MB

NONE

(1) 256K x 36

NONE

NONE

1MB

NONE

NONE

(1) 256K x 36

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

2MB

(1) 256K x 36

NONE

(1) 256K x 36

NONE

2MB

NONE

NONE

(1) 256K x 36

(1) 256K x 36

2MB

NONE

(1) 256K x 36

(1) 256K x 36

NONE

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

NONE

3MB

NONE

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

3MB

(1) 256K x 36

NONE

(1) 256K x 36

(1) 256K x 36

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB

(1) 1M x 36

NONE

NONE

NONE

4MB

NONE

(1) 1M x 36

NONE

NONE

4MB

NONE

NONE

(1) 1M x 36

NONE

5MB

(1) 1M x 36

(1) 256K x 36

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

5MB

(1) 256K x 36

NONE

(1) 1M x 36

NONE

5MB

(1) 1M x 36

NONE

(1) 256K x 36

NONE

5MB

NONE

(1) 256K x 36

(1) 1M x 36

NONE

5MB

NONE

(1) 1M x 36

(1) 256K x 36

NONE

6MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

NONE

6MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

NONE

6MB

(1) 256K x 36

(1) 1M x 36

(1) 256K x 36

NONE

6MB

NONE

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

6MB

(1) 1M x 36

NONE

(1) 256K x 36

(1) 256K x 36

7MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

7MB

(1) 256K x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

8MB

(1) 1M x 36

NONE

(1) 1M x 36

NONE

8MB

NONE

NONE

(1) 1M x 36

(1) 1M x 36

8MB

NONE

(1) 1M x 36

(1) 1M x 36

NONE

9MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

NONE

9MB

(1) 1M x 36

(1) 256K x 36

(1) 1M x 36

NONE

9MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

NONE

9MB

NONE

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

9MB

(1) 256K x 36

NONE

(1) 1M x 36

(1) 1M x 36

10MB

(1) 256K x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

10MB

(1) 1M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

NONE

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

12MB

(1) 1M x 36

NONE

(1) 1M x 36

(1) 1M x 36

13MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

13MB

(1) 1M x 36

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

(1) 4M x 36

NONE

NONE

NONE

DRAM CONFIGURATION (CONT)

Size

Bank 0

Bank 1

Bank 2

Bank 3

16MB

NONE

(1) 4M x 36

NONE

NONE

16MB

NONE

NONE

(1) 4M x 36

NONE

17MB

(1) 4M x 36

(1) 256K x 36

NONE

NONE

17MB

(1) 256K x 36

(1) 4M x 36

NONE

NONE

17MB

(1) 256K x 36

NONE

(1) 4M x 36

NONE

17MB

NONE

(1) 256K x 36

(1) 4M x 36

NONE

17MB

NONE

(1) 4M x 36

(1) 256K x 36

NONE

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

NONE

18MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

NONE

18MB

(1) 256K x 36

(1) 4M x 36

(1) 256K x 36

NONE

18MB

NONE

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

19MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

19MB

(1) 256K x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

20MB

(1) 1M x 36

NONE

(1) 4M x 36

NONE

20MB

NONE

(1) 4M x 36

(1) 1M x 36

NONE

20MB

NONE

(1) 1M x 36

(1) 4M x 36

NONE

21MB

(1) 4M x 36

(1) 1M x 36

(1) 256K x 36

NONE

21MB

(1) 256K x 36

(1) 1M x 36

(1) 4M x 36

NONE

21MB

(1) 256K x 36

(1) 4M x 36

(1) 1M x 36

NONE

21MB

(1) 1M x 36

(1) 256K x 36

(1) 4M x 36

NONE

21MB

(1) 1M x 36

(1) 4M x 36

(1) 256K x 36

NONE

22MB

(1) 4M x 36

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

22MB

(1) 1M x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

NONE

24MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

NONE

24MB

(1) 1M x 36

(1) 4M x 36

(1) 1M x 36

NONE

24MB

NONE

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

25MB

(1) 256K x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

28MB

(1) 1M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

32MB

NONE

(1) 4M x 36

(1) 4M x 36

NONE

32MB

NONE

NONE

(1) 4M x 36

(1) 4M x 36

32MB

(1) 8M x 36

NONE

NONE

NONE

32MB

NONE

NONE

(1) 8M x 36

NONE

33MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

NONE

33MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

NONE

33MB

NONE

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

33MB

(1) 256K x 36

NONE

(1) 4M x 36

(1) 4M x 36

34MB

(1) 4M x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

34MB

(1) 256K x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

36MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

NONE

DRAM CONFIGURATION (CONT)

Size

Bank 0

Bank 1

Bank 2

Bank 3

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

36MB

NONE

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

36MB

(1) 1M x 36

NONE

(1) 4M x 36

(1) 4M x 36

37MB

(1) 256K x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

37MB

(1) 1M x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

40MB

(1) 4M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

40MB

(1) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

NONE

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

49MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

52MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 8M x 36

NONE

(1) 8M x 36

NONE

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 8K x 8 or (1) 32K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB

(4) 64K x 8

NONE

(1) 32K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

512KB

(4) 64K x 8

(4) 64K x 8

(1) 32K x 8 or (1) 64K x 8

1MB

(4) 128K x 8

(4) 128K x 8

(1) 64K x 8 or (1) 128K x 8

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

JS3

JS4

JS5

JS6

128KB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

256KB

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

1 & 2

512KB

2 & 3

2 & 3

2 & 3

1 & 2

2 & 3

1 & 2

1MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JC1

JC2

JC3

JC4

JC5

JC6

AM486

1 & 2

1 & 2

Open

1 & 2

Open

Closed

CX486S

2 & 3

2 & 3

Open

1 & 2

Open

Open

80486SX

2 & 3

2 & 3

Open

1 & 2

Open

Closed

CX486DX

1 & 2

1 & 2

Open

1 & 2

Open

Open

80486DX

1 & 2

1 & 2

Open

1 & 2

Open

Closed

80486DX2

1 & 2

1 & 2

Open

1 & 2

Open

Closed

80486DX4

1 & 2

1 & 2

Open

1 & 2

Closed

Closed

P4S

1 & 2

1 & 2

Open

1 & 2

Closed

Closed

P23S

2 & 3

2 & 3

Open

1 & 2

Closed

Closed

P24S

1 & 2

1 & 2

Open

1 & 2

Closed

Closed

P24CT

1 & 2

1 & 2

Closed

2 & 3

Closed

Closed

P24D

1 & 2

1 & 2

Open

2 & 3

Closed

Closed

P24T

1 & 2

1 & 2

Closed

2 & 3

Closed

Closed

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION (CONT)

Type

RN18

RN19

RN20

AM486

Not installed

Not installed

Installed

CX486S

Installed

Not installed

Not installed

80486SX

Not installed

Not installed

Not installed

CX486DX

Installed

Not installed

Not installed

80486DX

Not installed

Not installed

Not installed

80486DX2

Not installed

Not installed

Not installed

80486DX4

Not installed

Installed

Not installed

P4S

Not installed

Not installed

Not installed

P23S

Not installed

Not installed

Not installed

P24S

Not installed

Not installed

Not installed

P24CT

Not installed

Installed

Not installed

P24D

Not installed

Installed

Not installed

P24T

Not installed

Not installed

Not installed

Note: The locations of RN18, RN19 & RN 20 are unidentified.

CPU SPEED CONFIGURATION

Speed

JK1

JK2

JK3

JK4

25MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

33MHZ

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

40MHz

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

50iMHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

50MHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

66iMHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

75iMHz

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

100iMHz

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

CPU SPEED CONFIGURATION (80486DX4 ONLY)

Speed

J27

2.0x

Pins 2 & 3 closed

2.5x

Pins 1 & 2 closed

3.0x

Open

VESA WAIT STATE CONFIGURATION

Wait states

JV1

0 wait states

Pins 2 & 3 closed

1 wait state

Pins 1 & 2 closed

BUS SPEED CONFIGURATION

CPU speed

JV2

<= 33MHz

Pins 2 & 3 closed

> 33MHz

Pins 1 & 2 closed

BASE I/O ADDRESS CONFIGURATION

Index address

Data address

JF

JG

JH

26EH

26FH

Pins 1 & 2 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

2EH

2FH

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

15CH

15DH

Pins 2 & 3 closed

Pins 1 & 2 closed

Pins 2 & 3 closed

398H

399H

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

DMA MODE CONFIGURATION

Speed

JP1

JP2

DREQ3/DACK3

Pins 1 & 2 closed

Pins 1 & 2 closed

DREQ1/DACK1

Pins 2 & 3 closed

Pins 2 & 3 closed

IDE CONNECTOR CONFIGURATION

IRQ

J8

J9

J10

J11

IDE connector pin 27 linked to IOCHRDY signal

Open

Open

N/A

N/A

IDE connector pin 27 open

Closed

Closed

N/A

N/A

IDE connector pin 28 linked to BALE signal

N/A

N/A

Open

Open

IDE connector pin 28 open

N/A

N/A

Closed

Closed

IDE CONTROLLER CONFIGURATION

Speed

J14

J16

0

Pins 2 & 3 closed

Pins 1 & 2 closed

1

Pins 2 & 3 closed

Pins 1 & 2 closed

2

Pins 1 & 2 closed

Pins 1 & 2 closed

IRQ PULL UP/PULL DOWN CONFIGURATION

IRQ

J1

J2

J34

J35

J36

IRQ5 pull up

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

IRQ5 pull down

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

IRQ9 pull up

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

IRQ9 pull down

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

IRQ10 pull up

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

IRQ10 pull down

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

IRQ11 pull up

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

IRQ11 pull down

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

IRQ14 pull up

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

IRQ14 pull down

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Use pull down setting if PCI card is installed. Pins designated should be in the closed position.

PCI CLOCK CONFIGURATION

Setting

JT4

J19

PCICLK=PCICLK

Pins 1 & 2 closed

Pins 1 & 2 closed

PCICLK=CPUCLK/2

Pins 2 & 3 closed

Pins 2 & 3 closed

KEYBOARD CONTROLLER CONFIGURATION

Type

J17

JX3

JX4

External keyboard

Pins 1 & 2 closed

Pins 1 & 2 closed

Pins 1 & 2 closed

Internal keyboard with PS/2 mouse

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 2 & 3 closed

Internal keyboard without PS/2 mouse

Pins 2 & 3 closed

Pins 2 & 3 closed

Pins 1 & 2 closed

KEYBOARD CONTROLLER CONFIGURATION (CONT)

Type

RN1

RN2

RN3

External keyboard

Installed

Not installed

Not installed

Internal keyboard with PS/2 mouse

Not installed

Installed

Not installed

Internal keyboard without PS/2 mouse

Not installed

Not installed

Installed

Note: The locations of RN1, RN2, & RN3 are unidentified.