HwMuseum | Index

DIAMOND FLOWER, INC.

P2MEX/A (REV.A+)

Device Type

Mainboard

Processor

Pentium II/Celeron

Processor Speed

233/266/300/333MHz

Chip Set

Intel 440EX

Maximum Onboard Memory

256MB (EDO & SDRAM supported)

Cache

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

BIOS

Award

Dimensions

305mm x 244mm

I/O Options

32-bit PCI slots (2), floppy drive interface, game interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, PS/2 keyboard interface, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, line in, line out, microphone in

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

IDE interface 1

J5

ATX power

ATX

AGP fan power

J6

PS/2 mouse port

CN1

IR connector

J7

USB connector 1

CN2

ATX/Standby LED

J8/A

USB connector 2

CN2A

IDE interface LED

J8/B

Serial port 1

CN3

Green PC LED

J8/C

Parallel port

CN4

ATX power switch

J8/D

Serial port 2

CN5

Green switch

J8/E

Game port

CN6

Reset switch

J8/F

Speaker line out

CN7

Speaker

J8/G

Line in

CN8

Power LED & keylock

J8/H

Microphone in

CN9

Audio in – CD-ROM

JP2

Chassis fan power

J1

Audio in – CD-ROM

JP4

CPU fan power

J2

WOL connector

JP5

Floppy drive interface

J3

Audio in – CD-ROM

JP7

IDE interface 2

J4

32-bit PCI slots

PC1 - PC2

USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Wake-on-keyboard enabled

JP1

Pins 2 & 3 closed

 

Wake-on-keyboard disabled

JP1

Pins 1 & 2 closed

»

CMOS memory normal operation

JP3

Pins 1 & 2 closed

 

CMOS memory clear

JP3

Pins 2 & 3 closed

»

Factory configured - do not alter

SW1/1

On

DIMM CONFIGURATION

Size

Bank 0

Bank 1

8MB

(1) 1M x 64

None

16MB

(1) 1M x 64

(1) 1M x 64

16MB

(1) 2M x 64

None

24MB

(1) 2M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

32MB

(1) 4M x 64

None

40MB

(1) 4M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

64MB

(1) 8M x 64

None

72MB

(1) 8M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

128MB

(1) 16M x 64

None

136MB

(1) 16M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

256MB

(1) 16M x 64

(1) 16M x 64

CACHE CONFIGURATION

Note: 256/512KB cache is located on the Pentium II CPU. 128KB cache is located on the Celeron

300A & 333 CPU.

CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

SW1/2

SW1/3

SW1/4

233MHz

66MHz

3.5x

On

Off

Off

266MHz

66MHz

4x

Off

On

On

300MHz

66MHz

4.5x

Off

On

Off

333MHz

66MHz

5x

Off

Off

On