...because we can't all be on the bleeding edge...





486-GVT (REV. A2)

FIRST INTERNATIONAL COMPUTER, INC.

486-GVT (REV. A2)

Processor

CX486S/80486SX/CX486DX/CX487S/80486DX/80486DX2/Pentium Overdrive

Processor Speed

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

Chip Set

VIA

Max. Onboard DRAM

96MB

Cache

64/128/256KB

BIOS

AMI/Award

Dimensions

259mm x 218mm

I/O Options

32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J1

Speaker

J12

Turbo LED

J9

Power LED & keylock

J13

Turbo switch

J10

32-bit VESA Local bus slot

SL1

Reset switch

J11

32-bit VESA Local bus slot

SL2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery select - internal

J2

pins 2 & 3 closed

 

Battery select - external

J2

pins 1 & 2 closed

Monitor type select monochrome/EGA/VGA

J4

Open

 

Monitor type select color

J4

Closed

Password clear - AMI

J7

pins 2 & 3 closed

 

Password clear - Award

J7

pins 1 & 2 closed

Factory configured - do not alter

J8

pins 1 & 2 closed

80486SX/P23S/P4S/CX486S PQFP disabled

JC6

Open

 

80486SX/P23S/P4S/CX486S PQFP enabled

JC6

Closed

CPU 2X clock mode

JX1

pins 2 & 3 closed

 

CPU 1X clock mode

JX1

pins 1 & 2 closed

Factory configured - do not alter

JX2

pins 2 & 3 closed

Keyboard select - external

JKB1-4, JX3

pins 1 & 2 closed

 

Keyboard select - internal

JKB1-4, JX3

pins 2 & 3 closed

Intel S-series CPU

JCX1

Open

 

CX486S

JCX1

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

1MB

(4) 256K x 9

NONE

NONE

1MB

NONE

(1) 256KB x 36

NONE

1MB

NONE

NONE

(1) 256KB x 36

2MB

(4) 256K x 9

(1) 256KB x 36

NONE

2MB

NONE

(1) 256KB x 36

(1) 256KB x 36

2MB

(4) 256K x 9

NONE

(1) 256KB x 36

3MB

(4) 256K x 9

(1) 256KB x 36

(1) 256KB x 36

4MB

(4) 1M x 9

NONE

NONE

4MB

NONE

(1) 1M x 36

NONE

4MB

NONE

NONE

(1) 1M x 36

5MB

(4) 256K x 9

(1) 1M x 36

NONE

5MB

(4) 256K x 9

NONE

(1) 1M x 36

5MB

(4) 1M x 9

(1) 256KB x 36

NONE

5MB

(4) 1M x 9

NONE

(1) 256KB x 36

5MB

NONE

(1) 256KB x 36

(1) 1M x 36

5MB

NONE

(1) 1M x 36

(1) 256KB x 36

6MB

(4) 256K x 9

(1) 1M x 36

(1) 256KB x 36

6MB

(4) 256K x 9

(1) 256KB x 36

(1) 1M x 36

6MB

(4) 1M x 9

(1) 256KB x 36

(1) 256KB x 36

8MB

(4) 1M x 9

(1) 1M x 36

NONE

8MB

(4) 1M x 9

NONE

(1) 1M x 36

8MB

NONE

(1) 1M x 36

(1) 1M x 36

9MB

(4) 256K x 9

(1) 1M x 36

(1) 1M x 36

9MB

(4) 1M x 9

(1) 256KB x 36

(1) 1M x 36

9MB

(4) 1M x 9

(1) 1M x 36

(1) 256KB x 36

DRAM CONFIGURATION

12MB

(4) 1M x 9

(1) 1M x 36

(1) 256KB x 36

16MB

(4) 4M x 9

NONE

NONE

16MB

NONE

(1) 4M x 36

NONE

16MB

NONE

NONE

(1) 4M x 36

17MB

(4) 256K x 9

(1) 4M x 36

NONE

17MB

(4) 256K x 9

NONE

(1) 4M x 36

17MB

NONE

(1) 256KB x 36

(1) 4M x 36

17MB

NONE

(1) 4M x 36

(1) 256KB x 36

17MB

(4) 4M x 9

(1) 256KB x 36

NONE

17MB

(4) 4M x 9

NONE

(1) 256KB x 36

18MB

(4) 256K x 9

(1) 256KB x 36

(1) 4M x 36

18MB

(4) 256K x 9

(1) 4M x 36

(1) 256KB x 36

18MB

(4) 4M x 9

(1) 256KB x 36

(1) 256KB x 36

20MB

(4) 1M x 9

(1) 4M x 36

NONE

20MB

(4) 1M x 9

NONE

(1) 4M x 36

20MB

(4) 4M x 9

(1) 1M x 36

NONE

20MB

(4) 4M x 9

NONE

(1) 1M x 36

20MB

NONE

(1) 1M x 36

(1) 4M x 36

20MB

NONE

(1) 4M x 36

(1) 1M x 36

21MB

(4) 256K x 9

(1) 1M x 36

(1) 4M x 36

21MB

(4) 256K x 9

(1) 4M x 36

(1) 1M x 36

21MB

(4) 1M x 9

(1) 256KB x 36

(1) 4M x 36

21MB

(4) 1M x 9

(1) 4M x 36

(1) 256KB x 36

21MB

(4) 4M x 9

(1) 256KB x 36

(1) 1M x 36

21MB

(4) 4M x 9

(1) 1M x 36

(1) 256KB x 36

24MB

(4) 1M x 9

(1) 1M x 36

(1) 4M x 36

24MB

(4) 1M x 9

(1) 4M x 36

(1) 1M x 36

24MB

(4) 4M x 9

(1) 1M x 36

(1) 1M x 36

32MB

(4) 4M x 9

(1) 4M x 36

NONE

32MB

(4) 4M x 9

NONE

(1) 4M x 36

32MB

NONE

(1) 4M x 36

(1) 4M x 36

33MB

(4) 256K x 9

(1) 4M x 36

(1) 4M x 36

33MB

(4) 4M x 9

(1) 256KB x 36

(1) 4M x 36

33MB

(4) 4M x 9

(1) 4M x 36

(1) 256KB x 36

36MB

(4) 1M x 9

(1) 4M x 36

(1) 4M x 36

36MB

(4) 4M x 9

(1) 1M x 36

(1) 4M x 36

36MB

(4) 4M x 9

(1) 4M x 36

(1) 1M x 36

48MB

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

64MB

(4) 16M x 9

NONE

NONE

65MB

(4) 16M x 9

(1) 256KB x 36

NONE

65MB

(4) 16M x 9

NONE

(1) 256KB x 36

66MB

(4) 16M x 9

(1) 256KB x 36

(1) 256KB x 36

68MB

(4) 16M x 9

(1) 1M x 36

NONE

68MB

(4) 16M x 9

NONE

(1) 1M x 36

69MB

(4) 16M x 9

(1) 256KB x 36

(1) 1M x 36

DRAM CONFIGURATION

69MB

(4) 16M x 9

(1) 1M x 36

(1) 256KB x 36

72MB

(4) 16M x 9

(1) 1M x 36

(1) 1M x 36

48MB

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

64MB

(4) 16M x 9

NONE

NONE

65MB

(4) 16M x 9

(1) 256KB x 36

NONE

65MB

(4) 16M x 9

NONE

(1) 256KB x 36

66MB

(4) 16M x 9

(1) 256KB x 36

(1) 256KB x 36

68MB

(4) 16M x 9

(1) 1M x 36

NONE

68MB

(4) 16M x 9

NONE

(1) 1M x 36

69MB

(4) 16M x 9

(1) 256KB x 36

(1) 1M x 36

69MB

(4) 16M x 9

(1) 1M x 36

(1) 256KB x 36

72MB

(4) 16M x 9

(1) 1M x 36

(1) 1M x 36

80MB

(4) 16M x 9

(1) 4M x 36

NONE

80MB

(4) 16M x 9

NONE

(1) 4M x 36

81MB

(4) 16M x 9

(1) 256KB x 36

(1) 256KB x 36

81MB

(4) 16M x 9

(1) 256KB x 36

(1) 4M x 36

81MB

(4) 16M x 9

(1) 4M x 36

(1) 256KB x 36

84MB

(4) 16M x 9

(1) 1M x 36

(1) 4M x 36

84MB

(4) 16M x 9

(1) 4M x 36

(1) 1M x 36

96MB

(4) 16M x 9

(1) 4M x 36

(1) 4M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

JS3

64KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

128KB

pins 1 & 2 closed

pins 2 & 3 closed

pins 2 & 3 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION

CPU Type

RN9

RN10

RN11

CX486S/CX486DX (PGA)

Installed

Not installed

Not installed

CX486S(PQFP)

Not installed

Not installed

Installed

CX487S

Installed

Not installed

Not installed

486SX/DX/DX2

Not installed

Not installed

Not installed

486 SL-Enhanced (PGA)

Not installed

Installed

Not installed

486 SL-Enhanced (PQFP)

Not installed

Not installed

Installed

CPU TYPE CONFIGURATION

CPU Type

JC1

JC2

JC3

JC4

JC5

486SX/486 SL Enhanced

2 & 3

2 & 3

Open

Open

Closed

CX486S

2 & 3

2 & 3

Closed

Open

Open

CX487S

1 & 2

1 & 2

Closed

Open

Open

CX486DX

1 & 2

1 & 2

Closed

Open

Open

80486DX/DX2

1 & 2

1 & 2

Closed

Open

Closed

486 SL-Enhanced

1 & 2

1 & 2

Closed

Open

Closed

Pentium Overdrive

1 & 2

1 & 2

Open

Closed

Open

Note: pins designated should be in the closed position.

CPU SPEED SELECT - JK1

Speed

Pins 1 & 2

Pins3 & 4

Pins 5 & 6

Pins 7 & 8

25MHz

Open

Open

Closed

Open

33MHz

Closed

Open

Open

Open

40MHz

Closed

Closed

Open

Open

40iMHz

Closed

Open

Closed

Closed

50MHz

Open

Open

Closed

Closed

50iMHz

Open

Closed

Open

Open

66MHz

Open

Closed

Open

Closed

66iMHz

Closed

Open

Open

Closed

80MHz

Closed

Closed

Open

Closed

VESA WAIT STATE/BUS SPEED CONFIGURATION

CPU speed

Wait states

JV1

JV2

< 33MHz

0 wait states

pins 2 & 3 closed

pins 2 & 3 closed

> 33MHz

1 wait state

pins 1 & 2 closed

pins 1 & 2 closed