SILICON VALLEY COMPUTER, INC.

SVC386SX

Processor

80386SX

Processor Speed

16/20/25MHz

Chip Set

OPTI

Max. Onboard DRAM

16MB

Cache

16/64KB

BIOS

SVC

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J1

Turbo LED

JP7

Speaker

J21

Reset switch

S2

Power LED & keylock

J22

Turbo switch

S3

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Monitor type select color

JP1

Closed

 

Monitor type select monochrome

JP1

Open

»

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

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

NONE

NONE

3MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

NONE

NONE

5MB

(2) 256K x 9

(2) 256K x 9

(2) 1M x 9

(2) 1M x 9

6MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

NONE

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

NONE

NONE

9MB

(2) 256K x 9

(2) 256K x 9

(2) 4M x 9

NONE

10MB

(2) 1M x 9

(2) 4M x 9

NONE

NONE

12MB

(2) 1M x 9

(2) 1M x 9

(2) 4M x 9

NONE

16MB

(2) 4M x 9

(2) 4M x 9

NONE

NONE

CACHE CONFIGURATION

Size

Bank 0

TAG

16KB

(2) 8K x 8

(2) 4K x 4

64KB

(2) 32K x 8

(2) 16K x 4

CACHE JUMPER CONFIGURATION

Size

JP3

JP4

JP5

JP6

16KB

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Open

64KB

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

Closed