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





12MHZ 286 TURBO

UNIDENTIFIED

12MHZ 286 TURBO

Processor

80286 (exact location unidentified)

Processor Speed

10/12MHz

Chip Set

VLSI

Max. Onboard DRAM

4MB

Cache

None

BIOS

AMI/Award/Phoenix

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80287(exact location unidentified)

CONNECTIONS

Purpose

Location

Purpose

Location

Speaker

J23

Reset switch

CN23

Turbo switch

CN20

Power LED & keylock

CN24

Turbo LED

CN22

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

 

Monitor type select color

J3

Closed

 

Monitor type select monochrome

J3

Open

 

Wait state select 0 wait states

J4

Closed

 

Wait state select 1 wait state

J4

Open

DRAM CONFIGURATION

Size

Bank 0

Bank 0A

Bank 0B

Bank 1

Bank 1A

512KB

(8) 41256

NONE

NONE

(8) 41256

NONE

512KB

NONE

(2) 44256

NONE

NONE

(2) 44256

640KB

(8) 41256

NONE

NONE

(8) 41256

NONE

640KB

NONE

(2) 44256

NONE

NONE

(2) 44256

1MB

(8) 41256

NONE

NONE

(8) 41256

NONE

1MB

NONE

(2) 44256

NONE

NONE

(2) 44256

2MB

(9) 411000

NONE

NONE

(9) 411000

NONE

4MB

(9) 411000

NONE

NONE

(9) 411000

NONE

DRAM CONFIGURATION (CONíT)

Size

Bank 1B

Bank 2

Bank 2A

Bank 3

Bank 3A

512KB

NONE

NONE

NONE

NONE

NONE

512KB

NONE

NONE

NONE

NONE

NONE

640KB

NONE

(8) 4164

NONE

(8) 4164

NONE

640KB

NONE

NONE

(2) 4464

NONE

(2) 4464

1MB

NONE

(8) 41256

NONE

(8) 41256

NONE

1MB

NONE

NONE

(2) 44256

NONE

(2) 44256

2MB

NONE

NONE

NONE

NONE

NONE

4MB

NONE

(9) 411000

NONE

(9) 411000

NONE

Note: See table below for parity configuration.

DRAM PARITY CONFIGURATION

Size

P 0

P 1

P 2

P 3

512KB

(1) 41256

(1) 41256

NONE

NONE

512KB

NONE

NONE

NONE

NONE

640KB

(1) 41256

(1) 41256

(1) 4164

(1) 4164

640KB

NONE

NONE

NONE

NONE

1MB

(1) 41256

(1) 41256

(1) 41256

(1) 41256

1MB

NONE

NONE

NONE

NONE

2MB

NONE

NONE

NONE

NONE

4MB

NONE

NONE

NONE

NONE

DRAM CONFIGURATION (SIMM)

Size

Bank 0B

Bank 1B

512KB

(2) 256K x 9

NONE

1MB

(2) 256K x 9

(2) 256K x 9

2MB

(2) 1M x 9

NONE

4MB

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Size

J6

J7

J8

512KB

Closed

Closed

Closed

640KB

Closed

Closed

Open

1MB

Closed

Open

Closed

2MB

Closed

Open

Open

4MB

Open

Closed

Closed