HwMuseum | Index

POSITIVE CORPORATION

PC333B

Processor

80386SX

Processor Speed

33MHz

Chip Set

SIS

Max. Onboard DRAM

16MB (8MB on external memory card)

Cache

128KB

BIOS

Unidentified

Dimensions

417mm x 410mm

I/O Options

External memory card

NPU Options

80387SX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

CN1

Turbo switch

CN6

Speaker

CN3

Reset switch

CN7

Power LED & keylock

CN4

32-bit external memory card

SL1

Turbo LED

CN5

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

Battery type select internal

JP1

Open

 

Battery type select external

JP1

Closed

»

Monitor type select monochrome

JP2

pins 1 & 2 closed

 

Monitor type select color

JP2

pins 2 & 3 closed

»

NPU disabled

JP7

pins 2 & 3 closed

 

NPU enabled

JP7

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

8MB

(4) 1M x 9

(4) 1M x 9