DASH COMPUTER, INC.

GREEN FUNCTION VL-BUS (MV035)

Processor

AM486DX/80486DX/SL80486DX/CX486DX2/AM486DX2/(SL)AM486DX2/P24D/CX486DX4/AM486DX4/(SL)AM486DX4/SL80486DX2/80486DX4/Pentium Overdrive/CX586/(SL)AM486DX5

Processor Speed

25/33/40/50(internal)/50/66(internal)/80(internal)100(internal)/ 120(internal)MHz

Chip Set

OPTI

Max. Onboard DRAM

128MB

Cache

64/128/256/512KB

BIOS

Award

Dimensions

250mm x 220mm

I/O Options

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

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Speaker

JP38

Power LED & keylock

JP22

Green PC connector

JP39

Turbo LED

JP34

Reset switch

S1

Turbo switch

JP36

32-bit VESA local bus slots

SL1 - SL3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

JP2

pins 2 & 3 closed

 

CMOS memory clear

JP2

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

2MB

(4) 256K x 9

(1) 256K x 36

NONE

NONE

2MB

NONE

(1) 512K x 36

NONE

NONE

4MB

(4) 1M x 9

NONE

NONE

NONE

4MB

NONE

(1) 1M x 36

NONE

NONE

8MB

(4) 1M x 9

(1) 1M x 36

NONE

NONE

8MB

NONE

(1) 2M x 36

NONE

NONE

16MB

(4) 4M x 9

NONE

NONE

NONE

16MB

NONE

(1) 4M x 36

NONE

NONE

16MB

(4) 1M x 9

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

16MB

NONE

(1) 2M x 36

(1) 2M x 36

NONE

32MB

(4) 4M x 9

(1) 4M x 36

NONE

NONE

32MB

NONE

(1) 4M x 36

(1) 4M x 36

NONE

64MB

NONE

(1) 16M x 36

NONE

NONE

64MB

(4) 4M x 9

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

128MB

NONE

(1) 16M x 36

(1) 16M x 36

NONE

DRAM JUMPER CONFIGURATION

Setting

JP5

72-pin SIMM set as Bank 0

pins 1 & 2 closed

30-pin SIMM set as Bank 0

pins 2 & 3 closed

Note: When using these settings, Bank 0 and Bank 1 are interchangeable.

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) 16K x 8

256KB (B)

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

256KB (C)

(4) 64K x 8

NONE

(1) 16K x 8

512KB

(4) 128K x 8

NONE

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP8

JP27

JP28

JP43

JP44

64KB

2 & 3

Open

Open

Open

1 & 2

128KB

1 & 2

Closed

Open

Open

1 & 2

256KB (A)

2 & 3

Closed

Closed

Open

2 & 3

256KB (B)

2 & 3

Closed

Closed

Open

1 & 2

256KB (C)

1 & 2

Closed

Closed

Closed

2 & 3

512KB

1 & 2

Closed

Closed

Closed

1 & 2

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JP9

JP10

JP11

JP12

AM486DX

Open

Open

pins 1 & 2 closed

Open

80486DX

Open

Open

pins 1 & 2 closed

Open

SL80486DX

Open

Closed

pins 1 & 2 closed

pins 1 & 2 closed

CX486DX2

Closed

Closed

pins 2 & 3 closed

pins 2 & 3 closed

AM486DX2 (3.45v)

Open

Open

pins 1 & 2 closed

Open

SL AM486DX2

Open

Closed

pins 2 & 3 closed

pins 1 & 2 closed

SL80486DX2

Open

Closed

pins 1 & 2 closed

pins 1 & 2 closed

P24D

Open

Closed

pins 2 & 3 closed

pins 1 & 2 closed

CX486DX4

Closed

Closed

pins 2 & 3 closed

pins 2 & 3 closed

AM486DX4 (3.45v)

Open

Open

pins 1 & 2 closed

Open

SL AM486DX4

Open

Closed

pins 2 & 3 closed

pins 1 & 2 closed

80486DX4

Open

Closed

pins 1 & 2 closed

pins 1 & 2 closed

Pentium Overdrive

Open

Closed

pins 2 & 3 closed

pins 1 & 2 closed

CX586

Closed

Closed

pins 2 & 3 closed

pins 2 & 3 closed

SL AM486DX5

Open

Closed

pins 2 & 3 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION (CON’T)

Type

JP13

JP19

JP20

JP21

AM486DX

pins 1 & 2 closed

Open

Open

Open

80486DX

pins 1 & 2 closed

Open

Open

Open

SL80486DX

pins 1 & 2 closed

Open

Closed

pins 1 & 2 closed

CX486DX2

Open

Open

Closed

pins 2 & 3 closed

AM486DX2 (3.45v)

pins 1 & 2 closed

pins 2 & 3 closed

Open

Open

SL AM486DX2

pins 1 & 2 closed

pins 1 & 2 closed

Closed

pins 1 & 2 closed

SL80486DX2

pins 1 & 2 closed

Open

Closed

pins 1 & 2 closed

P24D

pins 1 & 2 closed

pins 1 & 2 closed

Closed

pins 1 & 2 closed

CX486DX4

Open

Open

Closed

pins 2 & 3 closed

AM486DX4 (3.45v)

pins 1 & 2 closed

pins 1 & 2 closed

Open

Open

SL AM486DX4

pins 1 & 2 closed

pins 1 & 2 closed

Closed

pins 1 & 2 closed

80486DX4

pins 1 & 2 closed

Open

Closed

pins 1 & 2 closed

Pentium Overdrive

pins 1 & 2 closed

Open

Closed

pins 1 & 2 closed

CX586

Open

pins 1 & 2 closed

Closed

pins 1 & 2 closed

SL AM486DX5

pins 1 & 2 closed

pins 1 & 2 closed

Closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION (CON’T)

Type

JP23

JP30

JP32

JP46

AM486DX

1 & 2, 3 & 4

Open

Open

Open

80486DX

1 & 2, 3 & 4

Open

Open

Open

SL80486DX

1 & 2, 3 & 4

Open

Open

1 & 2

CX486DX2

1 & 2, 3 & 4

Open

1 & 2

2 & 3

AM486DX2 (3.45v)

1 & 2, 3 & 4

Open

Open

Open

SL AM486DX2

1 & 2, 3 & 4

1 & 2

2 & 3

1 & 2

SL80486DX2

1 & 2, 3 & 4

Open

Open

1 & 2

P24D

1 & 2, 3 & 4

Open

2 & 3

1 & 2

CX486DX4

1 & 2, 3 & 4

Open

1 & 2

2 & 3

AM486DX4 (3.45v)

1 & 2, 3 & 4

Open

Open

Open

SL AM486DX4

1 & 2, 3 & 4

Open

2 & 3

1 & 2

80486DX4

1 & 2, 3 & 4

Open

Open

1 & 2

Pentium Overdrive

1 & 2, 3 & 4

Open

2 & 3

1 & 2

CX586

1 & 2, 3 & 4

Open

2 & 3

2 & 3

SL AM486DX5

1 & 2, 3 & 4

1 & 2

2 & 3

1 & 2

Note: Pins designated should be in the closed position.

CPU SPEED CONFIGURATION

Speed

JP17

JP18

25MHz

Open

Open

33MHz

Closed

Closed

40MHz

Closed

Open

50iMHz

Open

Open

50MHz

Open

Closed

66iMHz

Closed

Closed

80iMHz

Closed

Open

100iMHz

Closed

Closed

120iMHz

Closed

Open

133iMHz

Closed

Closed

CPU VOLTAGE CONFIGURATION

Voltage

JP29

Low voltage

pins 3 & 5, 4 & 6 closed

5v

pins 1 & 3, 2 & 4 closed

Note: If a low voltage is selected, see table below. If 5v is used, JP45 is left open.

CPU VOLTAGE CONFIGURATION

Voltage

JP45

3.3v

pins 1 & 2 closed

3.45v

pins 3 & 4 closed

4v

pins 5 & 6 closed