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





NESX

UNIDENTIFIED

NESX

Processor

80386SX

Processor Speed

12/16MHz

Chip Set

Neat

Video Chip Set

None

Maximum Onboard Memory

8MB

Maximum Video Memory

None

Cache

None

BIOS

AMI

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

Auxiliary keyboard connector

J1

Reset switch

J9

External battery

J5

Speaker

J12

Turbo switch

J7

Power LED & keylock

J13

Turbo LED

J8

   

USER CONFIGURABLE SETTINGS

Function

Label

Position

 

Monitor type select color

J2

Pins 1 & 2 closed

 

Monitor type select monochrome

J2

Pins 2 & 3 closed

CMOS memory normal operation

J6

Open

 

CMOS memory clear

J6

Closed

 

BIOS type select 27128

J14

Pins 1 & 2 closed

 

BIOS type select 27256

J14

Pins 2 & 3 closed

DRAM CONFIGURATION 1

Size

Bank 0

Bank 1

Bank 0A

Bank 1A

Bank 2

Bank 3

512KB

(18) 41256

None

None

None

None

None

1MB

(18) 41256

(18) 41256

None

None

None

None

1.5MB

(18) 41256

(18) 41256

None

None

(4) 44256

None

2MB

(18) 41256

(18) 41256

None

None

(4) 44256

(4) 44256

2MB

(18) 411000

None

None

None

None

None

3MB

(18) 41256

(18) 41256

None

(2) 1M x 9

None

None

4MB

(18) 411000

(18) 411000

None

None

None

None

5MB

(18) 41256

(18) 41256

(2) 1M x 9

(2) 1M x 9

None

None

6MB

(18) 411000

(18) 411000

None

(2) 1M x 9

None

None

8MB

(18) 411000

(18) 411000

(2) 1M x 9

(2) 1M x 9

None

None

Note: In addition to the above configurations, banks 2 & 3 also will accept 41256 chips and banks 0A & 1A will accept 256K x 9. If banks 2 & 3 are used, P2 & P3 must be installed with 41256 chips (see DRAM PARITY CONFIGURATION table).

DRAM PARITY CONFIGURATION 1

Size

P 2

P 3

512KB

None

None

1MB

None

None

1.5MB

(4) 41256

None

2MB

(4) 41256

(4) 41256

2MB

None

None

3MB

None

None

4MB

None

None

5MB

None

None

6MB

None

None

8MB

None

None

DRAM CONFIGURATION 2

Size

Bank 0

Bank 1

Bank 0A

Bank 1A

Bank 2

Bank 3

512KB

None

None

None

None

None

(4) 44256

1MB

None

None

None

None

(4) 44256

(4) 44256

1.5MB

None

(18) 41256

None

None

(4) 44256

(4) 44256

2MB

(18) 41256

(18) 41256

None

None

(4) 44256

(4) 44256

2MB

None

None

(2) 1M x 9

None

None

None

3MB

None

(18) 411000

None

None

(4) 44256

(4) 44256

4MB

None

None

(2) 1M x 9

(2) 1M x 9

None

None

5MB

(18) 411000

(18) 411000

None

None

(4) 44256

(4) 44256

6MB

None

(18) 411000

(2) 1M x 9

(2) 1M x 9

None

None

8MB

(18) 411000

(18) 411000

(2) 1M x 9

(2) 1M x 9

None

None

DRAM PARITY CONFIGURATION 2

Size

P 2

P 3

512KB

None

(4) 41256

1MB

(4) 41256

(4) 41256

1.5MB

(4) 41256

(4) 41256

2MB

(4) 41256

(4) 41256

2MB

None

None

3MB

(4) 41256

(4) 41256

4MB

None

None

5MB

(4) 41256

(4) 41256

6MB

None

None

8MB

None

None

DRAM JUMPER CONFIGURATION

Configuration

J11

1

Closed

2

Open