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WIZ-286 KW-211 Motherboard Settings and Configuration






UNIDENTIFIED

WIZ-286 KW-211

Processor

80286

Processor Speed

12MHz

Chip Set

SMD

Max. Onboard DRAM

4MB

Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

Serial ports (2)

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Serial port 2

J2

Power LED & keylock

J6

Serial port 1

J3

Reset switch

JP15

External battery

J4

Turbo LED

JP16

Speaker

J5

Turbo switch

JP18

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

CMOS memory normal operation

JBT

Closed

 

CMOS memory clear

JBT

Open

Factory configured - do not alter

JP3

N/A

Monitor type select color

JP4

Closed

 

Monitor type select monochrome

JP4

Open

Factory configured - do not alter

JP11

pins 2 & 3 closed

 

BIOS type select EPROM

JP11

pins 1 & 2 closed

Factory configured - do not alter

JP17

pins 2 & 3 closed

 

CPU speed select switchable at turbo switch

JP17

pins 1 & 2 closed

Factory configured - do not alter

JP19

pins 2 & 3 closed

 

BIOS ROM select 27256

JP19

pins 1 & 2 closed

Factory configured - do not alter

SW1/1

N/A

Factory configured - do not alter

SW1/5

N/A

Bus speed select ATCLK/1

SW1/6

Off

 

Bus speed select ATCLK/2

SW1/6

On

DMA speed select CPU/1

SW1/7

Off

 

DMA speed select CPU/2

SW1/7

On

Factory configured - do not alter

SW1/8

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

512KB

(18) 41256

NONE

640KB

(18) 41256

(18) 4164

1MB

(18) 41256

(18) 41256

2MB

(18) 411000

NONE

4MB

(18) 411000

(18) 411000

Note:41256 and 4164 chips are placed in DIP socket pins 1 through 8 and 13 through 20. 411000 chips are placed in DIP socket pins 2 through 19. See upper right corner DIP socket on diagram for orientation.

DRAM SWITCH CONFIGURATION

Size

SW1/2

SW1/3

SW1/4

512KB

N/A

Off

Off

640KB

Off

On

Off

1MB

On

On

Off

2MB

N/A

Off

On

4MB

N/A

On

On

DRAM JUMPER CONFIGURATION

Size

JP21

JP22

JP23

JP24

JP25

JP26

512KB

2 & 3, 4 & 5

2 & 3, 4 & 5

2 & 3

2 & 3, 4 & 5

2 & 3

2 & 3, 4 & 5

640KB

2 & 3, 4 & 5

2 & 3, 4 & 5

2 & 3

2 & 3, 4 & 5

2 & 3

2 & 3, 4 & 5

1MB

2 & 3, 4 & 5

2 & 3, 4 & 5

2 & 3

2 & 3, 4 & 5

2 & 3

2 & 3, 4 & 5

2MB

1 & 2, 3 & 4

1 & 2, 3 & 4

1 & 2

1 & 2, 3 & 4

1 & 2

1 & 2, 3 & 4

4MB

1 & 2, 3 & 4

1 & 2, 3 & 4

1 & 2

1 & 2, 3 & 4

1 & 2

1 & 2, 3 & 4

Note:Pins designated should be in the closed position.

IRQ CONFIGURATION

Line

IRQ for Serial port 1

IRQ for Serial port 2

IRQ3

pins 2 & 3 closed

pins 1 & 2 closed

IRQ4

pins 5 & 6 closed

pins 4 & 5 closed

IRQ5

pins 8 & 9 closed

pins 7 & 8 closed

IRQ9

pins 11 & 12 closed

pins 10 & 11 closed

IRQ10

pins 14 & 15 closed

pins 13 & 14 closed

IRQ11

pins 17 & 18 closed

pins 16 & 17 closed

IRQ12

pins 20 & 21 closed

pins 19 & 20 closed

IRQ15

pins 23 & 24 closed

pins 22 & 23 closed

SERIAL PORT 1 CONFIGURATION

Setting

JP8

JP9

JP10

Ready signal normal

pins 1 & 2 closed

pins 1 & 2 closed

pins 1 & 2 closed

Ready signal forced active

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

SERIAL PORT 2 CONFIGURATION

Setting

JP8

JP9

JP10

Ready signal normal

pins 1 & 2 closed

pins 1 & 2 closed

pins 2 & 3 closed

Ready signal forced active

pins 2 & 3 closed

pins 2 & 3 closed

pins 2 & 3 closed

SERIAL PORT 1 CONFIGURATION

I/O Address

SW2/1

SW2/2

SW2/3

COM1

On

On

Off

COM2

On

Off

On

COM3

On

Off

Off

COM4

Off

On

On

COM5

Off

On

Off

COM6

Off

Off

On

COM7

Off

Off

Off

SERIAL PORT 2 CONFIGURATION

I/O Address

SW2/4

SW2/5

SW2/6

COM2

On

On

Off

COM3

On

Off

On

COM4

On

Off

Off

COM5

Off

On

On

COM6

Off

On

Off

COM7

Off

Off

On

COM8

Off

Off

Off








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