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SCAMP 386SX

UNIDENTIFIED

SCAMP 386SX

Processor

80386SX/CX486SLC (exact location unidentified)

Processor Speed

16/20/25/33MHz

Chip Set

VLSI

Max. Onboard DRAM

16MB

Cache

None

BIOS

Unidentified

Dimensions

218mm x 168mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

CN1

Turbo switch

JP6

External battery

CN2

Turbo LED

JP8

Power LED & keylock

CN3

Reset switch

JP14

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

CMOS memory normal operation

HDR1

pins 1 & 2 closed

 

CMOS memory clear

HDR1

pins 3 & 4 closed

 

Pipeline mode disabled

JP1

Open

 

Pipeline mode enabled

JP1

Closed

 

Monitor type select monochrome

JP4

Open

 

Monitor type select color

JP4

Closed

Keyboard matching select normal operation

JP5

Open

 

Keyboard matching select keyboard error during boot-up

JP5

Closed

 

CPU clock speed select software turbo

JP7

pins 1 & 2 closed

 

CPU clock speed select hardware turbo

JP7

pins 2 & 3 closed

 

NPU clock select CPU clock speed

JP11

Open

 

NPU clock select NPU clock speed

JP11

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(2) 256K x 9

NONE

1MB

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

2.5MB

(2) 1M x 9

(2) 256K x 9

2.5MB

(2) 256K x 9

(2) 1M x 9

4MB

(2) 1M x 9

(2) 1M x 9

8MB

(2) 4M x 9

NONE

16MB

(2) 4M x 9

(2) 4M x 9

CPU SPEED CONFIGURATION

Speed

JP2

16MHz

Open

20MHz

Open

25MHz

Open

33MHz

Closed

Note: If CPU speed is 16MHz or 20MHz, set Fast Clock Divider in Advanced CMOS Setup to 4.