DTK COMPUTER, INC.

PRM-0076I (VER. 3.01)

Device Type

Mainboard

Processor

Pentium II/Celeron

Processor Speed

233/266/300/333MHz

Chip Set

Intel 440LX

Cache

0/128/256/512KB (located on the CPU)

Maximum Onboard Memory

768MB (EDO and SDRAM supported)

BIOS

Award

Dimensions

305mm x 180mm

I/O Options

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

CONNECTIONS

Purpose

Location

Purpose

Location

CPU fan power

FAN1

Parallel port

JP7

System fan power

FAN2

Floppy drive interface

JP10

System fan power

FAN3

IDE interface 2

JP11

ATX power connector

ATX

IDE interface 1

JP12

IR connector

JP1

IDE interface LED

JP13

Serial port 1

JP3

Power on/off switch connector

JP14

Serial port 2

JP4

Power LED

JP15

PS/2 mouse port

JP5

Reset switch

JP16

USB connector 1

JP6

Speaker

JP17

USB connector 2

JP6A

32-bit PCI slots

PC1 - PC4

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Flash BIOS voltage select 5v

J2

Pins 1 & 2 closed

 

Flash BIOS voltage select 12v

J2

Pins 2 & 3 closed

»

CMOS memory normal operation

J6

Pins 1 & 2 closed

 

CMOS memory clear

J6

Pins 2 & 3 closed

DRAM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(1) 1MB x 64

None

None

None

16MB

(1) 1MB x 64

(1) 1MB x 64

None

None

16MB

(1) 2MB x 64

None

None

None

24MB

(1) 1MB x 64

(1) 1MB x 64

(1) 1MB x 64

None

24MB

(1) 2MB x 64

(1) 1MB x 64

None

None

32MB

(1) 1MB x 64

(1) 1MB x 64

(1) 1MB x 64

(1) 1MB x 64

32MB

(1) 2MB x 64

(1) 2MB x 64

None

None

32MB

(1) 4MB x 64

None

None

None

32MB

(1) 2MB x 64

(1) 1MB x 64

(1) 1MB x 64

None

48MB

(1) 2MB x 64

(1) 2MB x 64

(1) 2MB x 64

None

48MB

(1) 4MB x 64

(1) 2MB x 64

None

None

64MB

(1) 2MB x 64

(1) 2MB x 64

(1) 2MB x 64

(1) 2MB x 64

64MB

(1) 4MB x 64

(1) 4MB x 64

None

None

64MB

(1) 8MB x 64

None

None

None

64MB

(1) 4MB x 64

(1) 2MB x 64

(1) 2MB x 64

None

96MB

(1) 4MB x 64

(1) 4MB x 64

(1) 4MB x 64

None

96MB

(1) 8MB x 64

(1) 4MB x 64

None

None

120MB

(1) 8MB x 64

(1) 4MB x 64

(1) 2MB x 64

(1) 1MB x 64

128MB

(1) 4MB x 64

(1) 4MB x 64

(1) 4MB x 64

(1) 4MB x 64

128MB

(1) 8MB x 64

(1) 8MB x 64

None

None

128MB

(1) 16MB x 64

None

None

None

128MB

(1) 8MB x 64

(1) 4MB x 64

(1) 4MB x 64

None

192MB

(1) 8MB x 64

(1) 8MB x 64

(1) 8MB x 64

None

192MB

(1) 16MB x 64

(1) 8MB x 64

None

None

DRAM CONFIGURATION (CONT.)

Size

Bank 0

Bank 1

Bank 2

Bank 3

240MB

(1) 16MB x 64

(1) 8MB x 64

(1) 4MB x 64

(1) 2MB x 64

256MB

(1) 8MB x 64

(1) 8MB x 64

(1) 8MB x 64

(1) 8MB x 64

256MB

(1) 16MB x 64

(1) 16MB x 64

None

None

256MB

(1) 32MB x 64

None

None

None

256MB

(1) 16MB x 64

(1) 8MB x 64

(1) 8MB x 64

None

384MB

(1) 16MB x 64

(1) 16MB x 64

(1) 16MB x 64

None

384MB

(1) 32MB x 64

(1) 16MB x 64

None

None

448MB

(1) 32MB x 64

(1) 16MB x 64

(1) 8MB x 64

(1) 4MB x 64

512MB

(1) 16MB x 64

(1) 16MB x 64

(1) 16MB x 64

(1) 16MB x 64

512MB

(1) 32MB x 64

(1) 32MB x 64

None

None

512MB

(1) 32MB x 64

(1) 16MB x 64

(1) 16MB x 64

None

768MB

(1) 32MB x 64

(1) 32MB x 64

(1) 32MB x 64

None

Note: Maximum memory using SDRAM is 384MB, and 768MB using EDO memory.

CPU SPEED SELECTION

Note: The 256/512KB cache is located on the Pentium II CPU. 128KB cache is located on the Celeron 300A and 333 CPU.

CPU SPEED SELECTION

CPU Speed

Clock Speed

Multiplier

JP7/pins 1 & 2

JP7/pins 3 & 4

JP7/pins 5 & 6

233MHz

66MHz

3.5x

Open

Open

Closed

266MHz

66MHz

4x

Closed

Closed

Open

300MHz

66MHv

4.5x

Open

Closed

Open

333MHz

66MHz

5x

Closed

Open

Open