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





GRAFIKA 3A

DTK COMPUTER, INC.

GRAFIKA 3A

Processor

80386SX

Processor Speed

20MHz

Chip Set

C & T

Max. Onboard DRAM

5MB

Cache

None

BIOS

DTK

Dimensions

330mm x 218mm

I/O Options

None

NPU Options

80387SX

CONNECTIONS

Purpose

Location

Purpose

Location

CPU frequency connector

J1

Turbo LED

J5

Power LED & keylock

J2

Reset switch

J6

Turbo switch

J3

External battery

J7

Speaker

J4

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

BIOS type select 27256

W7

pins 1 & 2 closed

 

BIOS type select 27128

W7

pins 2 & 3 closed

Pipeline mode enabled

W8

pins 2 & 3 closed

 

Pipeline mode disabled

W8

pins 1 & 2 closed

NPU disabled

W9

pins 2 & 3 closed

 

NPU enabled

W9

pins 1 & 2 closed

Power good signal detect from power supply

W11

pins 2 & 3 closed

 

Power good signal detect from board

W11

pins 1 & 2 closed

Monitor type select monochrome

W12

pins 1 & 2 closed

 

Monitor type select color

W12

pins 2 & 3 closed

Battery type select external

W13

pins 1 & 2 closed

 

Battery type select internal

W13

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

P 0

Bank 1

P 1

Bank 2

Bank 3

512KB

(4) 44256

(2) 41256

NONE

NONE

NONE

NONE

640KB

(4) 44256

(2) 41256

(4) 4164

(2) 41256

NONE

NONE

1MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

NONE

NONE

1.5MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

NONE

2MB (A)

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 256K x 9

(2) 256K x 9

2MB (B)

NONE

NONE

NONE

NONE

(2) 1M x 9

NONE

3MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 1M x 9

NONE

4MB

NONE

NONE

NONE

NONE

(2) 1M x 9

(2) 1M x 9

5MB

(4) 44256

(2) 41256

(4) 44256

(2) 41256

(2) 1M x 9

(2) 1M x 9

DRAM JUMPER CONFIGURATION

Size

W1

W2

W3

W4

W5

W6

512KB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

640KB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1.5MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2MB (A)

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2MB (B)

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

3MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

4MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

5MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

Note: Pins designated should be in the closed position.