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





ELT-286B-120GM

UNIDENTIFIED

ELT-286B-120GM

Processor

80286

Processor Speed

10/12MHz

Chip Set

G-2

Max. Onboard DRAM

4MB

Cache

None

BIOS

AMI/Phoenix

Dimensions

220mm x 220mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

Turbo LED

J5

External battery

J24

Power LED & keylock

J18

Turbo switch

J25

Speaker

J19

Reset switch

J30

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

Factory configured - do not alter

DSW1/1

N/A

NPU mode select synchronous with CPU

JNP

pins 1 & 2 closed

 

NPU mode select asynchronous with CPU

JNP

pins 2 & 3 closed

Wait state select CTRL-ALT-0 = 0 wait, CTRL-ALT-1 is 1 wait

JP2

pins 1 & 2 closed

 

Wait states select zero

JP2

pins 2 & 3 closed

 

Wait state select one

JP2

Open

Factory test disabled

JP22

Open

 

Factory test enabled

JP22

Closed

CPU speed select switchable from keyboard

JP25

Open

 

CPU speed select fast

JP25

Closed

Factory configured - do not alter

JPX

N/A

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

Bank 4

Bank 5

256KB

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

256KB

NONE

NONE

NONE

NONE

(2) 256K x 9

NONE

512KB

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

512KB

NONE

NONE

NONE

NONE

(2) 256K x 9

NONE

640KB

(4) 44256

(2) 41256

(4) 4464

(4) 4164

NONE

NONE

640KB

NONE

NONE

(4) 4464

(4) 4164

(2) 256K x 9

NONE

1MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

1MB

NONE

NONE

NONE

NONE

(2) 256K x 9

(2) 256K x 9

2MB

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

4MB

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

DRAM SWITCH CONFIGURATION

Size

DSW1/2

DSW1/3

DSW1/4

256KB

On

On

On

512KB

On

On

Off

640KB

On

Off

On

1MB

On

Off

Off

2MB

Off

Off

On

4MB

Off

Off

Off