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386-40/33 CACHE SYSTEM BOARD

UNIDENTIFIED

386-40/33 CACHE SYSTEM BOARD

Processor

80386DX/AMD386DX/CX486DLC

Processor Speed

33/40MHz

Chip Set

ALI

Max. Onboard DRAM

32MB

Cache

64/128/256KB

BIOS

AMI

Dimensions

254mm x 218mm

I/O Options

None

NPU Options

80387SX/CX87DLC/83D87

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

CN1

Speaker

CN4

Turbo LED

CN2

Reset switch

CN5

Turbo switch

CN3

External battery

CN6

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Factory configured - do not alter

JP2

Open

Factory configured - do not alter

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) 1M x 9

(4) 256K x 9

8MB

(4) 1M x 9

(4) 1M x 9

16MB

(4) 4M x 9

NONE

17MB

(4) 4M x 9

(4) 256K 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

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

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP4

JP5

JP6

JP7

64KB

Open

Open

Open

Open

128KB

Closed

Closed

Open

pins 2 & 3 closed

256KB

Closed

Closed

Closed

pins 1 & 2 closed