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486VLP3 (VER. 1.1)

SEANIX TECHNOLOGY, INC.

486VLP3 (VER. 1.1)

Processor

80486SX/80486DX/80486DX2/80486DX4/Pentium Overdrive

Processor Speed

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

Chip Set

Contaq

Max. Onboard DRAM

64MB

Cache

128/256KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (3)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

P3

Reset switch

P7

Power LED & keylock

P4

External battery

P8

Turbo switch

P5

32-bit VESA local bus slots

SL1 - SL3

Turbo LED

P6

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JP5

Open

Factory configured - do not alter

JP20

N/A

Factory configured - do not alter

P1

N/A

Note: The location of JP20 is unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(1) 256K x 36

(1) 256K x 36

2MB

(1) 512K x 36

NONE

3MB

(1) 512K x 36

(1) 256K x 36

4MB

(1) 512K x 36

(1) 512K x 36

4MB

(1) 1M x 36

NONE

5MB

(1) 256K x 36

(1) 1M x 36

5MB

(1) 1M x 36

(1) 256K x 36

6MB

(1) 512K x 36

(1) 1M x 36

8MB

(1) 1M x 36

(1) 1M x 36

9MB

(1) 2M x 36

(1) 256K x 36

10MB

(1) 2M x 36

(1) 512K x 36

10MB

(1) 512K x 36

(1) 2M x 36

12MB

(1) 2M x 36

(1) 1M x 36

16MB

(1) 2M x 36

(1) 2M x 36

16MB

(1) 4M x 36

NONE

17MB

(1) 4M x 36

(1) 256K x 36

17MB

(1) 256K x 36

(1) 4M x 36

18MB

(1) 512K x 36

(1) 4M x 36

20MB

(1) 4M x 36

(1) 1M x 36

20MB

(1) 1M x 36

(1) 4M x 36

24MB

(1) 2M x 36

(1) 4M x 36

32MB

(1) 4M x 36

(1) 4M x 36

32MB

(1) 8M x 36

NONE

40MB

(1) 8M x 36

(1) 2M x 36

40MB

(1) 2M x 36

(1) 8M x 36

48MB

(1) 8M x 36

(1) 4M x 36

64MB

(1) 8M x 36

(1) 8M x 36

DRAM JUMPER CONFIGURATION

Size

JP41

Bank 0 & Bank 1 single side SIMM

pins 1 & 2 closed

Bank 0 double side SIMM & Bank 1 single side SIMM

pins 2 & 3 closed

Bank 0 & Bank 1 double side SIMM

pins 2 & 3 closed

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

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

JP1

128KB

pins 2 & 3 closed

256KB

pins 1 & 2 closed

CPU TYPE CONFIGURATION

Type

JP19

JP28

R51

R52

R82

R89

80486SX (PQFP)

1 & 2

1 & 2, 3 & 4

Closed

Closed

Closed

Closed

80486SX (PGA)

1 & 2

1 & 2, 3 & 4

Closed

Closed

Closed

Closed

80486DX

1 & 2

1 & 2, 3 & 4

Closed

Closed

Closed

Closed

80486DX2

1 & 2

1 & 2, 3 & 4

Closed

Closed

Closed

Closed

80486DX4

1 & 2

1 & 2, 3 & 4

Open

Open

Open

Open

P24T

1 & 2

1 & 2, 3 & 4

Closed

Closed

Closed

Closed

Note: Pins designated should be in the closed position. The locations of R51 & R52 are unidentified.

CPU SPEED CONFIGURATION

Speed

JP30

JP37

JP38

JP40

25MHz

Closed

pins 2 & 3 closed

Open

Closed

33MHz

Open

Open

pins 2 & 3 closed

Closed

40MHz

Open

pins 2 & 3 closed

Open

Open

50iMHz

Closed

pins 2 & 3 closed

Open

Closed

50MHz

Open

Open

pins 2 & 3 closed

Open

66iMHz

Open

Open

pins 2 & 3 closed

Closed

75iMHz

Closed

pins 2 & 3 closed

Open

Closed

100iMHz

Open

Open

pins 2 & 3 closed

Closed

VESA WAIT STATE CONFIGURATION

Wait states

JP12

0 wait states

pins 2 & 3 closed

1 wait state

pins 1 & 2 closed

BUS SPEED CONFIGURATION

CPU speed

JP2

<= 33MHz

Open

> 33MHz

Closed