UNIDENTIFIED

386-VC-H

Processor

AM386DX/80386DX/CX486DLC

Processor Speed

33/40MHz

Chip Set

VIA

Max. Onboard DRAM

32MB

Cache

32/64/128/256KB

BIOS

Award

Dimensions

254mm x 218mm

I/O Options

None

NPU Options

80387DX/CX487DLC/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J6

Speaker

J9

Turbo switch

J7

Power LED & keylock

J10

Reset switch

J8

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

J1

Open

 

CMOS memory clear

J1

Closed

»

Monitor type select monochrome/EGA/VGA

J2

Open

 

Monitor type select color

J2

Closed

»

NPU synchronous with CPU

J5

pins 1 & 2 closed

 

NPU asynchronous with CPU

J5

pins 2 & 3 closed

»

CX487DLC disabled

JN1

pins 2 & 3 closed

 

CX487DLC enabled

JN1

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 256K x 9

(4) 1M x 9

5MB

(4) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 256K x 9

(4) 4M x 9

17MB

(4) 4M x 9

(4) 256K x 9

20MB

(4) 1M x 9

(4) 4M x 9

20MB

(4) 4M x 9

(4) 1M x 9

32MB

(4) 4M x 9

(4) 4M x 9

CACHE CONFIGURATION

Size

Bank 0

Bank 1

M10

TAG

32KB

(4) 8K x 8

NONE

(1) 8K x 8

(1) 8K x 8

64KB

(4) 8K x 8

(4) 8K x 8

(1) 8K x 8

(1) 8K x 8

128KB

(4) 32K x 8

NONE

(1) 8K x 8

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

(1) 32K x 8

Note: M10 is optional and does not have to be installed.

CACHE JUMPER CONFIGURATION

Size

JS1

JS2

JS3

JS4

JS5

JS6

32KB

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

1 & 2

64KB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

128KB

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

1 & 2

256KB

2 & 3

1 & 2

1 & 2

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.

CPU TYPE CONFIGURATION

Type

JC1

JC3

JC4

AM386DX

Open

pins 1 & 2 closed

Closed

80386DX (PQFP)

Open

pins 2 & 3 closed

Open

80386DX (PGA)

Open

pins 1 & 2 closed

Closed

CX486DLC

Closed

pins 1 & 2 closed

Closed