DTK COMPUTER, INC.

PKM-0038E (VER. 1.00)

Processor

CX486M6/80486SX/CX486M7/80486DX/80486DX2

Processor Speed

25/33/40/50(internal)/50/66(internal)MHz

Chip Set

Unidentified

Max. Onboard DRAM

256MB

Cache

128/256KB

BIOS

AMI

Dimensions

254mm x 218mm

I/O Options

32-bit VESA local bus slots (3)

NPU Options

None

CONNECTIONS

Purpose

Location

Purpose

Location

External battery

JP2

Power LED & keylock

JP31

Turbo LED

JP28

Speaker

JP32

Turbo switch

JP29

32-bit VESA local bus slots

SL1 - SL3

Reset switch

JP30

   

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

»

CMOS memory normal operation

JP7

pins 2 & 3 closed

 

CMOS memory clear

JP7

pins 1 & 2 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

1MB

(1) 256K x 36

NONE

NONE

NONE

2MB

(1) 256K x 36

(1) 256K x 36

NONE

NONE

3MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

NONE

4MB

(1) 1M x 36

NONE

NONE

NONE

4MB

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

5MB

(1) 1M x 36

(1) 256K x 36

NONE

NONE

5MB

(1) 256K x 36

(1) 1M x 36

NONE

NONE

6MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

NONE

7MB

(1) 1M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

8MB

(1) 1M x 36

(1) 1M x 36

NONE

NONE

9MB

(1) 256K x 36

(1) 1M x 36

(1) 1M x 36

NONE

12MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

NONE

16MB

(1) 4M x 36

NONE

NONE

NONE

16MB

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

17MB

(1) 4M x 36

(1) 256K x 36

NONE

NONE

17MB

(1) 256K x 36

(1) 4M x 36

NONE

NONE

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

NONE

18MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

NONE

19MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

19MB

(1) 4M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

20MB

(1) 4M x 36

(1) 1M x 36

NONE

NONE

20MB

(1) 1M x 36

(1) 4M x 36

NONE

NONE

24MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

NONE

25MB

(1) 256K x 36

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

28MB

(1) 4M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

32MB

(1) 4M x 36

(1) 4M x 36

NONE

NONE

33MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

NONE

36MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

NONE

48MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

NONE

49MB

(1) 256K x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

52MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

52MB

(1) 1M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

64MB

(1) 16M x 36

NONE

NONE

NONE

64MB

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

65MB

(1) 16M x 36

(1) 256K x 36

NONE

NONE

65MB

(1) 256K x 36

(1) 16M x 36

NONE

NONE

66MB

(1) 16M x 36

(1) 256K x 36

(1) 256K x 36

NONE

67MB

(1) 16M x 36

(1) 256K x 36

(1) 256K x 36

(1) 256K x 36

68MB

(1) 16M x 36

(1) 1M x 36

NONE

NONE

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

68MB

(1) 1M x 36

(1) 16M x 36

NONE

NONE

69MB

(1) 1M x 36

(1) 16M x 36

(1) 256K x 36

NONE

70MB

(1) 1M x 36

(1) 16M x 36

(1) 256K x 36

(1) 256K x 36

72MB

(1) 16M x 36

(1) 1M x 36

(1) 1M x 36

NONE

76MB

(1) 16M x 36

(1) 1M x 36

(1) 1M x 36

(1) 1M x 36

80MB

(1) 16M x 36

(1) 4M x 36

NONE

NONE

80MB

(1) 4M x 36

(1) 16M x 36

NONE

NONE

81MB

(1) 4M x 36

(1) 16M x 36

(1) 256K x 36

NONE

96MB

(1) 16M x 36

(1) 4M x 36

(1) 4M x 36

NONE

97MB

(1) 4M x 36

(1) 256K x 36

(1) 16M x 36

(1) 4M x 36

112MB

(1) 16M x 36

(1) 4M x 36

(1) 4M x 36

(1) 4M x 36

128MB

(1) 16M x 36

(1) 16M x 36

NONE

NONE

129MB

(1) 16M x 36

(1) 16M x 36

(1) 256K x 36

NONE

129MB

(1) 256K x 36

(1) 16M x 36

(1) 16M x 36

NONE

130MB

(1) 16M x 36

(1) 16M x 36

(1) 256K x 36

(1) 256K x 36

132MB

(1) 1M x 36

(1) 16M x 36

(1) 16M x 36

NONE

133MB

(1) 16M x 36

(1) 16M x 36

(1) 1M x 36

(1) 256K x 36

144MB

(1) 4M x 36

(1) 16M x 36

(1) 16M x 36

NONE

145MB

(1) 256K x 36

(1) 16M x 36

(1) 16M x 36

(1) 4M x 36

145MB

(1) 256K x 36

(1) 16M x 36

(1) 16M x 36

(1) 4M x 36

192MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

NONE

193MB

(1) 256K x 36

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

196MB

(1) 1M x 36

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

208MB

(1) 4M x 36

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

256MB

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

(1) 16M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

128KB

(4) 32K x 8

NONE

(1) 8K x 8

256KB

(4) 32K x 8

(4) 32K x 8

(1) 32K x 8

CACHE JUMPER CONFIGURATION

Size

JP8

JP11

JP17

128KB

Open

pins 2 & 3 closed

pins 2 & 3 closed

256KB

Closed

pins 1 & 2 closed

pins 1 & 2 closed

CPU TYPE CONFIGURATION

Type

JP13

JP14

JP15

JP16

CX486M6

Open

Open

pins 2 & 3 closed

Open

80486SX

Open

Open

pins 2 & 3 closed

Open

CX486M7

Closed

Open

pins 2 & 3 closed

Open

80486DX

Open

Closed

pins 1 & 2 closed

pins 2 & 3 closed

80486DX2

Open

Closed

pins 1 & 2 closed

pins 2 & 3 closed

CPU SPEED CONFIGURATION

Speed

jp18

jp19

jp20

jp21

25MHz

Closed

Open

Open

pins 1 & 2 closed

33MHz

Closed

Closed

Closed

pins 1 & 2 closed

40MHz

Closed

Closed

Open

pins 1 & 2 closed

50iMHz

Closed

Open

Open

pins 1 & 2 closed

50MHz

Open

Open

Closed

pins 2 & 3 closed

66iMHz

Closed

Closed

Closed

pins 1 & 2 closed