...because we can't all be on the bleeding edge...





NEAT 286

UNIDENTIFIED

NEAT 286

Processor

80286

Processor Speed

12/16MHz

Chip Set

C & T NEAT

Max. Onboard DRAM

8MB

Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

16-bit external memory card slot

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J3

Turbo switch

JP5

Speaker

J4

Turbo LED

LE1

Power LED & keylock

J5

16-bit external memory card

S1

Reset switch

JP4

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

BIOS type select 27256

JP1

pins 2 & 3 closed

 

BIOS type select 27128

JP1

pins 1 & 2 closed

NPU mode select asynchronous with CPU

JP3, JP6

pins 2 & 3 closed

 

NPU mode select synchronous with CPU

JP3, JP6

pins 1 & 2 closed

Monitor type select color

JP7

Closed

 

Monitor type select monochrome

JP7

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

DRAM Mode

512KB

(18) 41256

NONE

NONE

NONE

1

512KB

NONE

NONE

(2) 256K x 9

NONE

2

640KB

(18) 41256

(18) 4164

NONE

NONE

1

640KB

NONE

NONE

(2) 256K x 9

(2) 64K x 9

2

1MB

(18) 41256

(18) 41256

NONE

NONE

1

1MB

NONE

NONE

(2) 256K x 9

(2) 256K x 9

2

1.5MB

(18) 41256

(18) 41256

(2) 256K x 9

NONE

1

1.5MB

(18) 41256

NONE

(2) 256K x 9

(2) 256K x 9

2

1.64MB

(18) 41256

(18) 4164

(2) 256K x 9

(2) 256K x 9

1

1.64MB

(18) 41256

(18) 41256

(2) 256K x 9

(2) 64K x 9

2

2MB

(18) 41256

(18) 41256

(2) 256K x 9

(2) 256K x 9

1 or 2

2MB

(18) 41100

NONE

NONE

NONE

1

2MB

NONE

NONE

(2) 1M x 9

NONE

2

3MB

(18) 41256

(18) 41256

(2) 1M x 9

NONE

1

3MB

(18) 41100

NONE

(2) 256K x 9

(2) 256K x 9

2

4MB

(18) 41100

(18) 41100

NONE

NONE

1

4MB

NONE

NONE

(2) 1M x 9

(2) 1M x 9

2

4.64MB

(18) 41256

(18) 4164

(2) 1M x 9

(2) 1M x 9

1

4.64MB

(18) 41100

(18) 41100

(2) 256K x 9

(2) 64K x 9

2

5MB

(18) 41256

(18) 41256

(2) 1M x 9

(2) 1M x 9

1

5MB

(18) 41100

(18) 41100

(2) 256K x 9

(2) 256K x 9

2

6MB

(18) 41100

(18) 41100

(2) 1M x 9

NONE

1

6MB

(18) 41100

NONE

(2) 1M x 9

(2) 1M x 9

2

8MB

(18) 41100

(18) 41100

(2) 1M x 9

(2) 1M x 9

1 or 2

DRAM MODE JUMPER CONFIGURATION

JP2

DRAM Mode 1

DRAM Mode 2

pins 1 & 2

Open

Closed

pins 2 & 3

Closed

Open

pins 3 & 4

Open

Closed

pins 4 & 5

Closed

Open

pins 5 & 6

Open

Open

pins 6 & 7

Open

Closed

pins 7 & 8

Closed

Open

pins 8 & 9

Open

Closed

pins 9 & 10

Closed

Open

pins 10 & 11

Open

Open

pins 11 & 12

Open

Closed

pins 12 & 13

Closed

Open

pins 13 & 14

Open

Closed

pins 14 & 15

Closed

Open

pins 15 & 16

Open

Open

pins 16 & 17

Open

Closed

pins 17 & 18

Closed

Open

pins 18 & 19

Open

Closed

pins 19 & 20

Closed

Open

pins 20 & 21

Open

Open

pins 21 & 22

Open

Closed

pins 22 & 23

Closed

Open

pins 23 & 24

Open

Closed

pins 24 & 25

Closed

Open

pins 25 & 26

Open

Open

pins 26 & 27

Open

Closed

pins 27 & 28

Closed

Open

pins 28 & 29

Open

Closed

pins 29 & 30

Closed

Open