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





TOP-286

DIAMOND FLOWER, INC.

TOP-286

Processor

80286

Processor Speed

12/16/20MHz

Chip Set

C & T NEAT

Max. Onboard DRAM

8MB

Cache

None

BIOS

AMI

Dimensions

330mm x 220mm

I/O Options

None

NPU Options

80287

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

J2

Turbo switch

J8 or J13

Reset switch

J6 or J12

Speaker

J9

Power LED & keylock

J7

Turbo LED

J10

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

Battery type select internal

J1

pins 2 & 3 closed

 

Battery type select external

J1

pins 1 & 2 closed

Monitor type select color

J3

pins 1 & 2 closed

 

Monitor type select monochrome

J3

pins 2 & 3 closed

CPU speed select 16MHz

J4

pins 1 & 2 closed

 

CPU speed select 12MHz

J4

pins 2 & 3 closed

I/O bus speed select 8MHz

J5

pins 1 & 2 closed

 

I/O bus speed select 10MHz

J5

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

512KB

(18) 41256

NONE

NONE

NONE

640KB

(18) 4164

(18) 41256

NONE

NONE

1MB

(18) 41256

(18) 41256

NONE

NONE

1.5MB

(18) 41256

(18) 41256

(2) 256K x 9

NONE

1.64MB

(18) 4164

(18) 41256

(2) 256K x 9

(2) 256K x 9

2MB

(18) 41256

(18) 41256

(2) 256K x 9

(2) 256K x 9

2MB

(18) 411000

NONE

NONE

NONE

3MB

(18) 41256

(18) 41256

(2) 1M x 9

NONE

4MB

(18) 411000

(18) 411000

NONE

NONE

4.64MB

(18) 4164

(18) 41256

(2) 1M x 9

(2) 1M x 9

5MB

(18) 41256

(18) 41256

(2) 1M x 9

(2) 1M x 9

6MB

(18) 411000

(18) 411000

(2) 1M x 9

NONE

8MB

(18) 411000

(18) 411000

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Type

J11

DIP memory only

pins 1 & 2 closed

DIP and SIPP memory

pins 2 & 3 closed