DTK COMPUTER, INC.

PEM-3301

Processor

80386DX

Processor Speed

33MHz

Chip Set

VLSI

Max. Onboard DRAM

16MB (8MB on external memory card)

Cache

64/256KB

BIOS

DTK/Phoenix

Dimensions

355mm x 304mm

I/O Options

32-bit external memory card

NPU Options

80387DX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J1

Speaker

J4

Turbo LED

J2

Turbo switch

W6

Reset switch

J3

32-bit external memory card

SL1

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

Monitor type select color

SW1/6

On

 

Monitor type select monochrome

SW1/6

Off

»

NPU disabled

W1

Closed

 

NPU enabled

W1

Open

»

Turbo disabled (hardware)

W6

pins 1 & 2 closed

 

Turbo enabled (hardware)

W6

Open

 

Turbo enabled (software)

W6

pins 2 & 3 closed

»

BIOS type select 27256

W7

pins 1 & 2 closed

 

BIOS type select 27512

W7

pins 2 & 3 closed

»

DMA clock speed select 8MHz

W8

Closed

 

DMA clock speed select 6MHz

W8

Open

Note: The location of W8 is unidentified.

DRAM CONFIGURATION

Size

Bank 0

Bank 1

1MB

(4) 256K x 9

NONE

2MB

(4) 256K x 9

(4) 256K x 9

4MB

(4) 1M x 9

NONE

5MB

(4) 256K x 9

(4) 1M x 9

8MB

(4) 1M x 9

(4) 1M x 9

DRAM JUMPER/SWITCH CONFIGURATION

Size

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

W2

W3

1MB

On

On

On

On

On

2 & 3

2 & 3

2MB

On

On

On

On

On

2 & 3

2 & 3

4MB

On

On

Off

On

Off

1 & 2

1 & 2

5MB

Off

On

Off

Off

On

2 & 3

1 & 2

8MB

Off

On

Off

Off

Off

1 & 2

1 & 2

Note: Pins designated should be in the closed position.

CACHE CONFIGURATION

Size

Bank 0

TAG

64KB

(8) 16K x 4

(2) 16K x 4

256KB

(8) 64K x 4

(2) 64K x 4

CACHE JUMPER CONFIGURATION

Size

W4

W5

64KB

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed