DTK COMPUTER, INC.

PAM-0054I (VER. 1.30)

Processor

Pentium/CX 6X86/AM K5

Processor Speed

75/90/100/120/133MHz

Chip Set

Intel 440 FX

Max. Onboard DRAM

128MB (EDO supported)

Cache

256/512KB

BIOS

Award/AMI

Dimensions

330mm x 218mm

I/O Options

32-bit PCI slots (4), floppy drive interface, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), VRM connector

CONNECTIONS

Purpose

Location

Purpose

Location

IDE interface 1

J4

VRM connector

J14

Floppy drive interface

J5

Reset switch

J27

PS/2 mouse port

J6

Turbo LED

J31

Serial port 1

J7

Speaker

JP20

IDE interface 2

J8

Chassis fan power

JP25

Parallel port

J9

Power LED & keylock

JP26

Serial port 2

J10

32-bit PCI slots

PC1 - PC3

IDE interface LED

J11

   

Note: The location of pin 1 on JP25 is unidentified.

USER CONFIGURABLE SETTINGS

Function

Jumper

Position

 

On board I/O enabled

JP4

pins 1 & 2 closed

 

On board I/O disabled

JP4

pins 2 & 3 closed

 

Flash BIOS programming enabled

JP21

pins 1 & 2 closed

 

Flash BIOS programming disabled

JP21

pins 2 & 3 closed

»

CMOS memory normal operation

JP22

Open

 

CMOS memory clear

JP22

Closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

2MB

(2) 256K x 36

NONE

4MB

(2) 512K x 36

NONE

4MB

(2) 256K x 36

(2) 256K x 36

6MB

(2) 512K x 36

(2) 256K x 36

6MB

(2) 256K x 36

(2) 512K x 36

8MB

(2) 1M x 36

NONE

8MB

(2) 512K x 36

(2) 512K x 36

10MB

(2) 1M x 36

(2) 256K x 36

10MB

(2) 256K x 36

(2) 1M x 36

12MB

(2) 1M x 36

(2) 512K x 36

12MB

(2) 512K x 36

(2) 1M x 36

16MB

(2) 2M x 36

NONE

16MB

(2) 1M x 36

(2) 1M x 36

18MB

(2) 2M x 36

(2) 256K x 36

18MB

(2) 256K x 36

(2) 2M x 36

20MB

(2) 2M x 36

(2) 512K x 36

20MB

(2) 512K x 36

(2) 2M x 36

24MB

(2) 2M x 36

(2) 1M x 36

24MB

(2) 1M x 36

(2) 2M x 36

32MB

(2) 4M x 36

NONE

32MB

(2) 2M x 36

(2) 2M x 36

34MB

(2) 4M x 36

(2) 256K x 36

34MB

(2) 256K x 36

(2) 4M x 36

DRAM CONFIGURATION (CON’T)

Size

Bank 0

Bank 1

36MB

(2) 4M x 36

(2) 512K x 36

36MB

(2) 512K x 36

(2) 4M x 36

40MB

(2) 4M x 36

(2) 1M x 36

40MB

(2) 1M x 36

(2) 4M x 36

48MB

(2) 4M x 36

(2) 2M x 36

48MB

(2) 2M x 36

(2) 4M x 36

64MB

(2) 8M x 36

NONE

64MB

(2) 4M x 36

(2) 4M x 36

66MB

(2) 8M x 36

(2) 256K x 36

66MB

(2) 256K x 36

(2) 8M x 36

68MB

(2) 8M x 36

(2) 512K x 36

68MB

(2) 512K x 36

(2) 8M x 36

72MB

(2) 8M x 36

(2) 1M x 36

72MB

(2) 1M x 36

(2) 8M x 36

80MB

(2) 8M x 36

(2) 2M x 36

80MB

(2) 2M x 36

(2) 8M x 36

96MB

(2) 8M x 36

(2) 4M x 36

96MB

(2) 4M x 36

(2) 8M x 36

128MB

(2) 8M x 36

(2) 8M x 36

CACHE CONFIGURATION

Size

Bank 0

Bank 1

TAG

256KB (A)

(8) 32K x 8

None

(1) 8/16K x 8

256KB (B)

None

(1) 32K x 32/36

None

512KB

(8) 64K x 8

None

(1) 16/32K x 8

Note: If Bank 1 is used, Bank 0 must be empty.

CACHE JUMPER CONFIGURATION

Size

JP32

256KB (A)

pins 1 & 2 closed

256KB (B)

pins 1 & 2 closed

512KB

pins 2 & 3 closed

DMA CONFIGURATION

DMA

JP10

JP11

DMA 1

pins 1 & 2 closed

pins 1 & 2 closed

DMA 3

pins 2 & 3 closed

pins 2 & 3 closed

CPU SPEED SELECTION (INTEL, W42C25 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

75MHz

50MHz

1.5x

5 & 6

Open

Open

90MHz

60MHz

1.5x

1 & 2, 3 & 4

Open

Open

100MHz

66MHz

1.5x

3 & 4

Open

Open

120MHz

60MHz

2x

3 & 4

Closed

Open

150MHz

60MHz

2.5x

1 & 2, 3 & 4

Closed

Closed

166MHz

66MHz

2.5x

3 & 4

Closed

Closed

Note: Pins designated are in the closed position.

CPU SPEED SELECTION (AM K5, W42C25 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

75MHz

50MHz

1.5x

5 & 6

Open

Open

90MHz

60MHz

1.5x

1 & 2, 3 & 4

Open

Open

100MHz

66MHz

1.5x

3 & 4

Open

Open

120MHz

60MHz

2x

3 & 4

Closed

Open

133MHz

66MHz

2x

3 & 4

Closed

Open

Note: Pins designated are in the closed position.

CPU SPEED SELECTION (CX 6X86, W42C25 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

90MHz

50MHz

1.5x

1 & 2, 5 & 6

Closed

Open

120MHz

50MHz

2x

5 & 6

Closed

Open

150MHz

60MHz

2x

1 & 2, 3 & 4

Closed

Open

166MHz

66MHz

2x

3 & 4

Open

Open

Note: Pins designated are in the closed position.

CPU SPEED SELECTION (INTEL, MX831801 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

75MHz

50MHz

1.5x

5 & 6

Open

Open

90MHz

60MHz

1.5x

3 & 4

Open

Open

100MHz

66MHz

1.5x

1 & 2, 5 & 6

Open

Open

120MHz

60MHz

2x

3 & 4

Closed

Open

133MHz

66MHz

2x

1 & 2, 5 & 6

Closed

Open

150MHz

60MHz

2.5x

1 & 2, 5 & 6

Closed

Closed

166MHz

66MHz

2.5x

1 & 2, 5 & 6

Closed

Closed

Note: Pins designated are in the closed position.

CPU SPEED SELECTION (AM K5, MX831801 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

75MHz

50MHz

1.5x

5 & 6

Open

Open

90MHz

60MHz

1.5x

3 & 4

Open

Open

100MHz

66MHz

1.5x

1 & 2, 5 & 6

Closed

Open

120MHz

60MHz

2x

3 & 4

Closed

Open

133MHz

66MHz

2x

1 & 2, 5 & 6

Open

Open

Note: Pins designated are in the closed position.

CPU SPEED SELECTION (CX 6X86, MX831801 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

90MHz

60MHz

1.5x

1 & 2, 3 & 4

Closed

Open

120MHz

66MHz

1.5x

5 & 6

Closed

Open

150MHz

60MHz

2.5x

3 & 4

Closed

Open

166MHz

66MHz

2.5x

1 & 2, 5 & 6

Closed

Open

Note: Pins designate are in the closed position.

CPU SPEED SELECTION (INTEL, IMI464 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

75MHz

50MHz

1.5x

1 & 2

Open

Open

90MHz

60MHz

1.5x

1 & 2, 5 & 6

Open

Open

100MHz

66MHz

1.5x

1 & 2, 3 & 4, 5 & 6

Open

Open

120MHz

60MHz

2x

1 & 2, 5 & 6

Closed

Open

133MHz

66MHz

2x

1 & 2, 3 & 4, 5 & 6

Closed

Open

150MHz

60MHz

2.5x

1 & 2, 5 & 6

Closed

Closed

166MHz

66MHz

2.5x

1 & 2, 3 & 4, 5 & 6

Closed

Closed

Note: Pins designated are in the closed position.

CPU SPEED SELECTION (AM K5, IMI464 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

75MHz

50MHz

1.5x

1 & 2, 3 & 4, 5 & 6

Open

Open

90MHz

60MHz

1.5x

1 & 2, 5 & 6

Open

Open

100MHz

66MHz

1.5x

1 & 2, 3 & 4, 5 & 6

Open

Open

120MHz

60MHz

2x

1 & 2, 5 & 6

Closed

Open

133MHz

66MHz

2x

1 & 2, 3 & 4, 5 & 6

Closed

Open

Note: Pins designated are in the closed position.

CPU SPEED SELECTION (CX 6X86, IMI464 CLOCK CHIP)

CPU speed

Clock speed

Multiplier

JP9

JP21

JP23

90MHz

50MHz

1.5x

3 & 4

Closed

Open

120MHz

50MHz

2x

1 & 2

Closed

Open

150MHz

60MHz

2x

1 & 2, 5 & 6

Closed

Open

166MHz

60MHz

2.5x

1 & 2, 3 & 4, 5 & 6

Closed

Open

Note: Pins designated are in the closed position.

CPU VOLTAGE SELECTION (SINGLE)

Voltage

JP29

JP30

3.4V

Closed

Open

3.5V

Open

Closed

CPU VOLTAGE SELECTION (DUAL)

V I/O

V Core

J14A

J14B

JP29

JP30

JP33

3.3V

2.5V

Open

Open

Closed

Open

Closed