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





PKM-2500 (VER. 1.20)

DTK COMPUTER, INC.

PKM-2500 (VER. 1.20)

Processor

80486SX

Processor Speed

25MHz

Chip Set

VLSI

Max. Onboard DRAM

16MB (8MB on external memory card)

Cache

64/256KB

BIOS

DTK/Phoenix

Dimensions

355mm x 305mm

I/O Options

32-bit external memory card (PEI-306)

NPU Options

4167

CONNECTIONS

Purpose

Location

Purpose

Location

Chassis fan power

J1

Speaker

J5

Power LED & keylock

J2

Turbo switch

J6

Turbo LED

J3

32-bit external memory card

SL1

Reset switch

J4

   

USER CONFIGURABLE SETTINGS

Function

Jumper/Switch

Position

 

BIOS type select 27256

W3

pins 1 & 2 closed

 

BIOS type select 27512

W3

pins 2 & 3 closed

Ľ

Factory configured - do not alter

W6

N/A

 

Monitor type select color

SW1/4

On

 

Monitor type select monochrome

SW1/4

Off

CACHE CONFIGURATION

Size

Bank 0

TAG 0

TAG 1

64KB

(8) 16K x 4

(1) 16K x 1

(2) 16K x 4

256KB

(8) 64K x 4

(1) 64K x 1

(2) 64K x 4

CACHE JUMPER CONFIGURATION

Size

W1

W2

64KB

pins 1 & 2 closed

pins 1 & 2 closed

256KB

pins 2 & 3 closed

pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 0A

Bank 1A

Bank 2A

1MB

(4) 256K x 9

NONE

NONE

NONE

NONE

2MB

(4) 256K x 9

(4) 256K x 9

NONE

NONE

NONE

3MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

NONE

NONE

4MB (A)

(4) 1M x 9

NONE

NONE

NONE

NONE

4MB (B)

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

NONE

5MB

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

6MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

NONE

NONE

8MB

(4) 1M x 9

(4) 1M x 9

NONE

NONE

NONE

9MB

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

NONE

NONE

10MB (A)

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

(4) 256K x 9

NONE

10MB (B)

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

(4) 1M x 9

NONE

11MB

(4) 1M x 9

(4) 1M x 9

(4) 256K x 9

(4) 256K x 9

(4) 256K x 9

12MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

NONE

14MB

(4) 256K x 9

(4) 256K x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

16MB

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

(4) 1M x 9

NONE

Note: Banks 0A, 1A, and 2A are located on the external memory card

DRAM JUMPER CONFIGURATION

Size

W1

W2

W3

W4

W5

1MB

N/A

N/A

N/A

2 & 3

2 & 3

2MB

N/A

N/A

N/A

2 & 3

2 & 3

3MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

4MB (A)

N/A

N/A

N/A

1 & 2

1 & 2

4MB (B)

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

5MB

2 & 3

2 & 3

2 & 3

2 & 3

2 & 3

6MB

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

8MB

N/A

N/A

N/A

1 & 2

1 & 2

9MB

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

10MB (A)

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

10MB (B)

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

11MB

2 & 3

2 & 3

2 & 3

1 & 2

1 & 2

12MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

14MB

1 & 2

1 & 2

1 & 2

2 & 3

2 & 3

16MB

1 & 2

1 & 2

1 & 2

1 & 2

1 & 2

Note: W4, W5 are located on the mainboard.

DRAM SWITCH CONFIGURATION (CONíT)

Size

SW1/1

SW1/2

SW1/3

1MB

On

On

On

2MB

On

On

On

3MB

On

On

On

4MB (A)

On

On

Off

4MB (B)

On

On

On

5MB

On

Off

On

6MB

On

Off

On

8MB

On

Off

Off

9MB

Off

On

Off

10MB (A)

Off

On

Off

10MB (B)

Off

On

On

11MB

Off

On

Off

12MB

Off

On

Off

14MB

Off

Off

On

16MB

Off

Off

Off

Note: SW1 is located on the mainboard.

DRAM SWITCH CONFIGURATION (CONíT)

Size

SW2/1

SW2/2

SW2/3

SW2/4

SW2/5

1MB

N/A

N/A

N/A

N/A

N/A

2MB

N/A

N/A

N/A

N/A

N/A

3MB

On

On

Off

Off

On

4MB (A)

N/A

N/A

N/A

N/A

N/A

4MB (B)

On

On

Off

Off

On

5MB

On

On

Off

Off

On

6MB

On

Off

Off

Off

On

8MB

N/A

N/A

N/A

N/A

N/A

9MB

On

On

On

Off

Off

10MB (A)

On

On

On

Off

Off

10MB (B)

On

Off

Off

Off

On

11MB

On

On

On

Off

Off

12MB

On

Off

On

Off

Off

14MB

On

Off

Off

Off

On

16MB

On

Off

On

Off

Off

Note: SW2 is located on the memory card

DRAM SWITCH CONFIGURATION (CONíT)

Size

SW2/6

SW2/7

SW2/8

SW2/9

SW2/10

1MB

N/A

N/A

N/A

N/A

N/A

2MB

N/A

N/A

N/A

N/A

N/A

3MB

Off

Off

On

On

N/A

4MB (A)

N/A

N/A

N/A

N/A

N/A

4MB (B)

Off

Off

On

On

N/A

5MB

Off

Off

On

On

N/A

6MB

Off

Off

On

On

N/A

8MB

N/A

N/A

N/A

N/A

N/A

9MB

Off

Off

On

On

N/A

10MB (A)

Off

Off

On

On

N/A

10MB (B)

Off

Off

On

On

N/A

11MB

Off

Off

On

On

N/A

12MB

Off

Off

On

On

N/A

14MB

Off

Off

On

On

N/A

16MB

Off

Off

On

On

N/A

Note: SW2 is located on the memory card.