WYSE DECISION 386SX/16S Motherboard Settings and Configuration

Processor

80386SX

Processor Speed

16MHz

Chip Set

WYSE

Max. Onboard DRAM

8MB

Cache

None

BIOS

WYSE

Dimensions

370mm x 303mm

I/O Options

Parallel port, serial port, floppy drive interface, IDE interface, VGA port, PS/2 mouse interface, proprietary riser card connector

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

PS/2 mouse port connector

J1

Serial port

J11

VGA port

J5

External battery

J12

IDE interface

J6

Power LED/Reset switch

J13

Floppy drive interface

J7

Keyboard port connector

K1

Parallel port

J10

Proprietary riser card connector

S1

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

IRQ2 disabled

JP3

pins 2 & 3 closed

IRQ2 enabled

JP3

pins 1 & 2 closed

»

Floppy drive interface enabled

JP4

pins 1 & 2 closed

Floppy drive interface disabled

JP4

pins 2 & 3 closed

»

Mouse type select PS/2

JP5

pins 2 & 3 closed

Mouse type select serial

JP5

pins 1 & 2 closed

»

VGA port (J5) enabled

JP6

pins 2 & 3 closed

VGA port (J5) disabled

JP6

pins 1 & 2 closed

»

Monitor type select color

JP8

pins 1 & 2 closed

Monitor type select monochrome

JP8

pins 2 & 3 closed

»

Parallel port (J10) interrupt select IRQ7

JP10

pins 2 & 3 closed

Parallel port (J10) interrupt select IRQ5

JP10

pins 1 & 2 closed

»

Serial port (J11) interrupt select IRQ4

JP11

pins 2 & 3 closed

Serial port (J11) interrupt select IRQ3

JP11

pins 1 & 2 closed

»

VGA clock source select internal (36MHz)

JP13

pins 2 & 3 closed

VGA clock source select external

JP13

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(2) 256K x 9

(2) 256K x 9

NONE

NONE

2MB

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

(2) 256K x 9

4MB

(2) 1MBx 9

(2) 1MBx 9

NONE

NONE

5MB

(2) 1MBx 9

(2) 1MBx 9

(2) 256K x 9

(2) 256K x 9

8MB

(2) 1MBx 9

(2) 1MBx 9

(2) 1MBx 9

(2) 1MBx 9