UNIDENTIFIED

J-403TG 486 GREEN VLB (V2.0)

Processor

80486SX/SL80486SX/80486DX/SL80486DX/CXM7/CXM72/80486DX4

Processor Speed

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

Chip Set

OPTI

Video Chip Set

None

Maximum Onboard Memory

128MB

Maximum Video Memory

None

Cache

64/128/256KB

BIOS

AMI/Award

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (3), green PC connector

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo switch

J1

External battery

J6

Reset switch

J2

Green PC connector

JP16

Speaker

J3

Green PC connector (monitor)

JP19

Power LED & keylock

J4

Green PC LED

JP23

Turbo LED

J5

32-bit VESA local bus slots

SL1 - SL3

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Jumper information unavailable

JP2

Unidentified

 

Jumper information unavailable

JP3

Unidentified

 

Jumper information unavailable

JP4

Unidentified

 

Jumper information unavailable

JP6

Unidentified

 

Jumper information unavailable

JP11

Unidentified

 

Jumper information unavailable

JP14

Unidentified

»

CMOS memory normal operation

JP15

Pins 2 & 3 closed

 

CMOS memory clear

JP15

Pins 1 & 2 closed

 

Jumper information unavailable

JP29

Unidentified

 

Jumper information unavailable

JP30

Unidentified

 

Jumper information unavailable

JP37

Unidentified

 

Jumper information unavailable

JP39

Unidentified

 

Jumper information unavailable

JP40

Unidentified

 

Jumper information unavailable

JP51

Unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB (A)

(4) 256K x 9

(1) 256K x 36

None

None

2MB (B)

None

(1) 512K x 36

None

None

4MB (A)

(4) 1M x 9

None

None

None

4MB (B)

None

(1) 1M x 36

None

None

4MB (C)

(4) 256K x 9

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

4MB (D)

None

(1) 512K x 36

(1) 512K x 36

None

5MB

(4) 256K x 9

(1) 1M x 36

None

None

6MB (A)

(4) 256K x 9

(1) 256K x 36

(1) 1M x 36

None

6MB (B)

None

(1) 512K x 36

(1) 1M x 36

None

8MB (A)

(4) 1M x 9

(1) 1M x 36

None

None

8MB (B)

None

(1) 2M x 36

None

None

8MB (C)

None

(1) 1M x 36

(1) 1M x 36

None

10MB (A)

(4) 256K x 9

(1) 256K x 36

(1) 2M x 36

None

10MB (B)

(4) 256K x 9

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

10MB (C)

None

(1) 512K x 36

(1) 2M x 36

None

10MB (D)

None

(1) 512K x 36

(1) 1M x 36

(1) 1M x 36

12MB (A)

(4) 1M x 9

None

(1) 2M x 36

None

12MB (B)

None

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

12MB (C)

(4) 1M x 9

None

(1) 1M x 36

(1) 1M x 36

16MB (A)

(4) 4M x 9

None

None

None

16MB (B)

None

(1) 4M x 36

None

None

16MB (C)

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB (D)

None

(1) 2M x 36

(1) 2M x 36

None

17MB

(4) 256K x 9

(1) 4M x 36

None

None

20MB (A)

(4) 1M x 9

(1) 4M x 36

None

None

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

20MB (B)

(4) 1M x 9

None

(1) 4M x 36

None

20MB (C)

None

(1) 1M x 36

(1) 4M x 36

None

32MB (A)

(4) 4M x 9

(1) 4M x 36

None

None

32MB (B)

None

(1) 8M x 36

None

None

32MB (C)

(4) 4M x 9

None

(1) 4M x 36

None

32MB (D)

None

(1) 4M x 36

(1) 4M x 36

None

64MB (A)

(4) 16M x 9

None

None

None

64MB (B)

None

(1) 16M x 36

None

None

64MB (C)

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB (D)

None

(1) 8M x 36

(1) 8M x 36

None

128MB (A)

(4) 16M x 9

(1) 16M x 36

None

None

128MB (B)

None

(1) 32M x 36

None

None

128MB (C)

(4) 16M x 9

None

(1) 16M x 36

None

128MB (D)

None

(1) 16M x 36

(1) 16M x 36

None

DRAM JUMPER CONFIGURATION

Size

JP18

2MB (A)

Pins 1 & 2 closed

2MB (B)

Pins 2 & 3 closed

4MB (A)

Pins 1 & 2 closed

4MB (B)

Pins 2 & 3 closed

4MB (C)

Pins 1 & 2 closed

4MB (D)

Pins 2 & 3 closed

5MB

Pins 1 & 2 closed

6MB (A)

Pins 1 & 2 closed

6MB (B)

Pins 2 & 3 closed

8MB (A)

Pins 1 & 2 closed

8MB (B)

Pins 2 & 3 closed

8MB (C)

Pins 2 & 3 closed

10MB (A)

Pins 1 & 2 closed

10MB (B)

Pins 1 & 2 closed

10MB (C)

Pins 2 & 3 closed

10MB (D)

Pins 2 & 3 closed

12MB (A)

Pins 1 & 2 closed

12MB (B)

Pins 2 & 3 closed

12MB (C)

Pins 1 & 2 closed

16MB (A)

Pins 1 & 2 closed

16MB (B)

Pins 2 & 3 closed

16MB (C)

Pins 1 & 2 closed

16MB (D)

Pins 2 & 3 closed

17MB

Pins 1 & 2 closed

20MB (A)

Pins 1 & 2 closed

DRAM JUMPER CONFIGURATION (CON’T)

Size

JP18

20MB (B)

Pins 1 & 2 closed

20MB (C)

Pins 2 & 3 closed

32MB (A)

Pins 1 & 2 closed

32MB (B)

Pins 2 & 3 closed

32MB (C)

Pins 1 & 2 closed

32MB (D)

Pins 2 & 3 closed

64MB (A)

Pins 1 & 2 closed

64MB (B)

Pins 2 & 3 closed

64MB (C)

Pins 1 & 2 closed

64MB (D)

Pins 2 & 3 closed

128MB (A)

Pins 1 & 2 closed

128MB (B)

Pins 2 & 3 closed

128MB (C)

Pins 1 & 2 closed

128MB (D)

Pins 2 & 3 closed

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 (A)

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB (B)

(4) 32K x 8

(4) 32K x 8

(1) 16K x 8

CACHE JUMPER CONFIGURATION

Size

JP34

JP35

JP36

JP38

64KB

Pins 1 & 2 closed

Open

Open

Pins 2 & 3 closed

128KB

Pins 1 & 2 closed

Closed

Open

Pins 1 & 2 closed

256KB (A)

Pins 1 & 2 closed

Closed

Closed

Pins 2 & 3 closed

256KB (B)

Pins 2 & 3 closed

Closed

Closed

Pins 2 & 3 closed

CPU SPEED SELECTION (AV-9107-03)

Speed

JP9

JP21

JP22

JP23

JP24

25MHz

1 & 2

Open

Closed

Open

Closed

33MHz

1 & 2

Open

Closed

Closed

Open

40MHz

1 & 2

Open

Open

Open

Closed

50iMHz

1 & 2

Open

Closed

Open

Closed

66iMHz

1 & 2

Open

Closed

Closed

Open

100iMHz

1 & 2

Open

Closed

Closed

Open

Note: Pins designated should be in the closed position.

CPU SPEED SELECTION (SC468)

Speed

JP9

JP21

JP22

JP23

JP24

25MHz

Open

Open

Open

Open

Open

33MHz

Open

Open

Closed

Closed

Open

40MHz

Open

Open

Open

Closed

Open

50iMHz

Open

Open

Open

Open

Open

66iMHz

Open

Open

Closed

Closed

Open

100iMHz

Open

Open

Closed

Closed

Open

CPU TYPE SELECTION

Type

JP1

JP10

JP12

JP13

JP26

80486SX

Open

Open

Open

Open

Open

SL80486SX

Closed

Open

Open

Open

Open

80486DX

Open

Open

Open

Open

1 & 2

SL80486DX

Closed

Open

Open

Open

1 & 2

CX M7

Open

1 & 2

Open

2 & 3

1 & 2

CX M72

Open

1 & 2

Open

2 & 3

1 & 2

80486DX2

Open

Open

Open

Open

1 & 2

SL80486DX2

Closed

Open

Open

Open

1 & 2

80486DX4

Closed

Open

Open

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE SELECTION (CON’T)

Type

JP27

JP28

JP31

JP32

JP33

80486SX

2 & 3

1 & 2

Open

Open

Open

SL80486SX

2 & 3

1 & 2

1 & 2

Closed

Closed

80486DX

1 & 2, 3 & 4

1 & 2

Open

Open

Open

SL80486DX

1 & 2, 3 & 4

1 & 2

1 & 2

Closed

Closed

CX M7

1 & 2, 3 & 4

2 & 3

2 & 3

Open

Open

CX M72

1 & 2, 3 & 4

2 & 3

2 & 3

Open

Open

80486DX2

1 & 2, 3 & 4

1 & 2

Open

Open

Open

SL80486DX2

1 & 2, 3 & 4

1 & 2

1 & 2

Closed

Closed

80486DX4

1 & 2, 3 & 4

1 & 2

1 & 2

Closed

Closed

Note: Pins designated should be in the closed position.

CPU VOLTAGE SELECTION

Voltage

JP25

3.3v

Pins 3 & 5, 4 & 6 closed

5v

Pins 1 & 3, 2 & 4 closed

VL BUS SPEED SELECTION

Speed

JP7

< = 33MHz

Open

> 33MHz

Closed

VL BUS WAIT STATE SELECTION

Setting

JP8

0

Open

1

Closed