DTK COMPUTER, INC.

PEM-2501/3301

Processor

80386DX

Processor Speed

25/33MHz

Chip Set

DTK

Max. Onboard DRAM

8MB

Cache

64/256KB

BIOS

AMI

Dimensions

356mm x 304mm

I/O Options

32-bit memory expansion slot

NPU Options

80387SX/3167

CONNECTIONS

Purpose

Location

Purpose

Location

Power LED & keylock

J1

Speaker

J4

Turbo LED

J2

32-bit memory expansion slot

S1

Reset switch

J3

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

»

NPU enabled

W1

Open

 

NPU disabled

W1

Closed

»

Turbo mode enabled

W6

pins 1 & 2 closed

 

Turbo mode disabled

W6

pins 2 & 3 closed

»

BIOS type select 27256

W7

pins 1 & 2 closed

 

BIOS type select 27512

W7

pins 2 & 3 closed

»

Monitor type select color

SW1/switch 6

On

 

Monitor type select monochrome

SW1/switch 6

Off

DRAM CONFIGURATION

Size

Bank 0

Bank 1

SW1/1

SW1/2

SW1/3

SW1/4

SW1/5

W2

W3

1MB

(4) 256K x 9

NONE

On

On

On

On

On

2 & 3

2 & 3

2MB

(4) 256K x 9

(4) 256K x 9

On

On

On

On

On

2 & 3

2 & 3

4MB

(4) 1M x 9

NONE

On

On

Off

On

Off

1 & 2

1 & 2

5MB

(4) 256K x 9

(4) 1M x 9

Off

On

Off

Off

On

2 & 3

1 & 2

8MB

(4) 1M x 9

(4) 1M x 9

Off

On

Off

Off

Off

1 & 2

1 & 2

NotePins designated should be in the closed position.

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

64KB

(4) 16K x 4

(4) 16K x 4

(1) 8K X 8

256KB

(4) 64K x 4

(4) 64K x 4

(1) 8K X 8

CACHE JUMPER CONFIGURATION

Size

W4

W5

64KB

pins 1 & 2 closed

pins 2 & 3 closed

256KB

pins 1 & 2 closed

pins 2 & 3 closed