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386WB

SILICON VALLEY COMPUTER, INC.

386WB

Processor

80386DX

Processor Speed

25/33/40MHz

Chip Set

C & T

Max. Onboard DRAM

32MB

Cache

64/256KB

BIOS

C & T

Dimensions

330mm x 218mm

I/O Options

32-bit external memory card slot

NPU Options

80387/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J10

32-bit external memory card

S1

Power LED & keylock

J23

Reset switch

SW1

Speaker

J24

Turbo switch

SW2

Turbo LED

JP4

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Monitor type select CGA

JP1

Closed

 

Monitor type select monochrome, EGA, or VGA

JP1

Open

CMOS memory normal operation

JP2

pins 2 & 3 closed

 

CMOS memory clear

JP2

pins 1 & 2 closed

Bus speed select ATCLK/4

JP3

closed

 

Bus speed select ATCLK/6

JP3

open

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

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

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

TAG (U32 & U33)

Dirty Bit (U42)

64KB

(8) 8K x 8

(2) 4K x 4

(1) 16K x 4

256KB

(8) 32K x 8

(2) 16K x 4

(1) 16K x 4

CACHE JUMPER CONFIGURATION

Size

JP5

JP6

JP7

JP8

JP9

JP10

64KB

2 & 3

1 & 2

1 & 2

Open

2 & 3

1 & 2

256KB

2 & 3

2 & 3

2 & 3

Closed

1 & 2

1 & 2

Note:Pins designated should be in the closed position.