KLH

80386SX

Processor

80386SX

Processor Speed

Unidentified

Chip Set

Unidentified

Max. Onboard DRAM

8MB

Cache

None

BIOS

Unidentified

Dimensions

395mm x 393mm

I/O Options

PS/2 mouse port, parallel port, serial port, IDE interface, VGA port, floppy drive connnector

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

VGA port

S1

PS/2 mouse interface

S4

Parallel port

S2

Riser Card

S5

Serial port

S3

   

Note: The location on HDD and of the floppy drive connector are unidentified.

USER CONFIGURABLE SETTINGS

Function

Switch

Position

»

Factory configured - do not alter

SW1/1

N/A

»

Factory configured - do not alter

SW1/4

Off

»

Factory configured - do not alter

SW1/5

Off

»

PS/2 style monitor modes

SW1/6

On

 

PC/AT style monitor modes

SW1/6

Off

»

PS/2 fixed frequency display timing

SW1/7

Off

 

Older multi-frequency display timing

SW1/7

On

Note: The position of on and off are unidentified

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

512KB

(2) 256K x 9

NONE

NONE

NONE

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

1.5MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

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

2.5MB

(2) 256K x 9

(2) 1M x 9

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

4.5MB

(2) 1M x 9

(2) 1M x 9

(2) 256K x 9

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

 

8MB

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

(2) 1M x 9

ON-BOARD VGA CONFIGURATION

Setting

SW1/1

SW1/2

SW1/3

Enabled

On

On

Off

Disabled

Off

Off

On

TECHNICAL NOTE

Note: Switch 1 on SW1 is unidentified.