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





4X4-VL

GENOA SYSTEMS CORPORATION

4X4-VL

Processor

CX486SX/80486SX/SL80486SX/CX486DX/SLCX486DX/AM486DX/80486DX/ SL80486DX/CX486DX2/SLCX486DX2/AM486DX2/80486DX2/SL80486DX2/ AM486DX4/80486DX4/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

128MB

Cache

128/256/512KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

Daughter board connector, PS/2 mouse port, green PC connector, 32-bit VESA local bus slots (2)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Daughter board connector

CN6

Speaker

J8

Green PC LED

J3

Power LED & keylock

J9

Green PC power connector

J4

Green PC connector

J10

Turbo LED

J5

Chassis fan power

J11

Turbo switch

J6

PS/2 mouse interface

S1

Reset switch

J7

32-bit VESA local bus slots

SL1 - SL2

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

AM486DX2 clock select 2x

J2

Closed

 

AM486DX2 clock select 3x

J2

Open

»

Password select normal operation

JCP

Open

 

Password select clear

JCP

Closed

»

Monitor type select monochrome

JP1

Open

 

Monitor type select color

JP1

Closed

 

CPU type select Intel

JP3

pins 1 & 2 closed

 

CPU type select Cyrix

JP3

pins 2 & 3 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

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

 

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) 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

(1) 256K x 36

NONE

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) 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

(1) 1M x 36

(1) 256K 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) 256K x 36

(1) 1M x 36

(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

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

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

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

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

NONE

(1) 4M x 36

NONE

NONE

16MB

NONE

NONE

(1) 4M x 36

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

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) 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) 256K x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

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) 1M x 36

(1) 4M x 36

NONE

20MB

NONE

(1) 4M x 36

(1) 1M 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) 1M x 36

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

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) 1M x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

32MB

NONE

NONE

(1) 4M x 36

(1) 4M x 36

32MB

(1) 8M x 36

NONE

NONE

NONE

32MB

NONE

(1) 8M x 36

NONE

NONE

32MB

NONE

(1) 4M x 36

(1) 4M 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) 256K x 36

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

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

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

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) 1M x 36

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

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

NONE

(1) 8M x 36

(1) 8M x 36

NONE

65MB

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

NONE

66MB

(1) 256K x 36

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

66MB

(1) 8M x 36

(1) 8M x 36

(1) 256K x 36

(1) 256K x 36

67MB

(1) 256K x 36

(1) 16M x 36

(1) 256K x 36

(1) 256K x 36

68MB

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

NONE

68MB

NONE

(1) 8M x 36

(1) 8M x 36

(1) 1M x 36

68MB

NONE

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

68MB

(1) 8M x 36

(1) 8M x 36

(1) 1M x 36

NONE

69MB

(1) 256K x 36

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

69MB

(1) 256K x 36

(1) 8M x 36

(1) 1M x 36

(1) 8M x 36

69MB

(1) 1M x 36

(1) 256K x 36

(1) 8M x 36

(1) 8M x 36

69MB

(1) 1M x 36

(1) 8M x 36

(1) 256K x 36

(1) 8M x 36

72MB

(1) 1M x 36

(1) 1M x 36

(1) 8M x 36

(1) 8M x 36

72MB

(1) 1M x 36

(1) 8M x 36

(1) 1M x 36

(1) 8M x 36

72MB

(1) 8M x 36

(1) 8M x 36

(1) 1M x 36

(1) 1M x 36

80MB

(1) 8M x 36

(1) 4M x 36

(1) 8M x 36

NONE

80MB

(1) 8M x 36

(1) 8M x 36

(1) 4M x 36

NONE

81MB

(1) 256K x 36

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

81MB

(1) 256K x 36

(1) 8M x 36

(1) 4M x 36

(1) 8M x 36

84MB

(1) 1M x 36

(1) 4M x 36

(1) 8M x 36

(1) 8M x 36

84MB

(1) 1M x 36

(1) 8M x 36

(1) 4M x 36

(1) 8M x 36

96MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

NONE

97MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 256K x 36

128MB

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

(1) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

TAG

128KB

(4) 32K x 8

(1) 32K x 8

256KB

(4) 64K x 8

(1) 32K x 8

512KB

(4) 128K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

128KB

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 2 & 3 closed

pins 1 & 2 closed

512KB

pins 2 & 3 closed

pins 2 & 3 closed

CPU TYPE CONFIGURATION

Type

JC1

JC2

JC3

JC4

JC5

CX486SX

2 & 3

2 & 3

1 & 2

Open

2 & 3

80486SX

2 & 3

2 & 3

1 & 2

Open

1 & 2

SL80486SX

2 & 3

2 & 3

1 & 2

Open

1 & 2

CX486DX

1 & 2

1 & 2

1 & 2

Open

1 & 2

SLCX486DX

1 & 2

1 & 2

1 & 2

Open

2 & 3

AM486DX

1 & 2

1 & 2

1 & 2

Open

1 & 2

80486DX

1 & 2

1 & 2

1 & 2

Open

1 & 2

SL80486DX

1 & 2

1 & 2

1 & 2

Open

1 & 2

CX486DX2

1 & 2

1 & 2

1 & 2

Open

1 & 2

SLCX486DX2

1 & 2

1 & 2

1 & 2

Open

2 & 3

80486DX2

2 & 3

2 & 3

1 & 2

Open

1 & 2

SL80486DX2

1 & 2

1 & 2

1 & 2

Open

1 & 2

80486DX4

2 & 3

2 & 3

1 & 2

Open

1 & 2

P24CT

1 & 2

1 & 2

1 & 2

Closed

1 & 2

P24T

1 & 2

1 & 2

1 & 2

Closed

1 & 2

P24D

1 & 2

1 & 2

1 & 2

Closed

1 & 2

N

CPU TYPE CONFIGURATION

Type

RN16

RN17

RN18

RN19

CX486SX

Installed

Not installed

Not installed

Not installed

80486SX

Not installed

Not installed

Not installed

Installed

SL80486SX

Not installed

Not installed

Not installed

Installed

CX486DX

Installed

Not installed

Not installed

Not installed

SLCX486DX

Installed

Not installed

Not installed

Not installed

AM486DX

Not installed

Not installed

Installed

Not installed

80486DX

Not installed

Not installed

Not installed

Installed

SL80486DX

Not installed

Not installed

Not installed

Installed

CX486DX2

Installed

Not installed

Not installed

Not installed

SLCX486DX2

Installed

Not installed

Not installed

Not installed

AM486DX2

Not installed

Not installed

Installed

Not installed

80486DX2

Not installed

Not installed

Not installed

Installed

SL80486DX2

Not installed

Not installed

Not installed

Installed

AM486DX4

Not installed

Not installed

Installed

Not installed

80486DX4

Not installed

Not installed

Not installed

Installed

P24CT

Not installed

Installed

Not installed

Installed

P24T

Not installed

Installed

Not installed

Installed

P24D

Not installed

Installed

Not installed

Installed

Note: The exact location of RN16, RN17, RN18 and RN19 are unidentified.

CPU JUMPER CONFIGURATION

Type

J12

SLAM486DX2

Closed

AM486DX4

Open

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

»

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

VOLTAGE CONFIGURATION

Voltage

JCV1

JCV2

3.0v

pins 1 & 2 closed

Open

3.3v

pins 2 & 3 closed

Open

3.45v

Open

Open

3.6v

Open

pins 1 & 2 closed

4.0v

Open

pins 2 & 3 closed

VESA WAIT STATE CONFIGURATION

» Wait states

JV1

»

0 wait states

pins 2 & 3 closed

»

1 wait state

pins 1 & 2 closed

VESA LOCAL BUS SPEED CONFIGURATION

» CPU speed

JV2

»

<= 33MHz

pins 2 & 3 closed

»

> 33MHz

pins 1 & 2 closed