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386WB CACHE

UNIDENTIFIED

386WB CACHE

Processor

80386DX

Processor Speed

33/40MHz

Chip Set

OPTI

Video Chip Set

None

Maximum Onboard Memory

64MB (32MB on external memory card)

Maximum Video Memory

None

Cache

32/64/128/256KB

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

External memory card

NPU Options

80387DX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J10

External memory card

SL1

Power LED & keylock

J23

Reset switch

SW1

Speaker

J24

Turbo switch

SW2

Turbo LED

JP4

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Monitor type select CGA/EGA/PGA/VGA

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

 

I/O bus speed select ATCLK/8

JP3

Closed

 

I/O 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) 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

32KB

(4) 8K x 8

None

64KB

(4) 8K x 8

(4) 8K x 8

128KB

(4) 32K x 8

None

256KB

(4) 32K x 8

(4) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP5

JP6

JP7

JP8

JP9

JP10

32KB

1 & 2

1 & 2

1 & 2

Open

2 & 3

2 & 3

64KB

2 & 3

1 & 2

1 & 2

Open

2 & 3

1 & 2

128KB

2 & 3

1 & 2

2 & 3

Closed

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.