ASUS COMPUTER INTERNATIONAL

MEZ-M (REV. 1.03)

Device Type

Mainboard

Processor

Celeron

Processor Speed

300/333/366/400MHz

Chip Set

Intel 440ZX

Maximum Onboard Memory

256MB (SDRAM & PC100 supported)

Audio Chip Set

ESS

Cache

128KB (located on the Celeron CPU)

BIOS

Unidentified

Dimensions

305mm x 244mm

I/O Options

32-bit PCI slots (3), floppy drive interface, game/MIDI port, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, line in, line out, microphone in, audio in - CD-ROMs (2), SB-link connector, wake on LAN connector, wake on modem connector

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Audio in - CD-ROM

C12

ATX power connector

ATX

Modem connector

C13

SMB connector

C1

Audio in - CD-ROM

C14

Chassis intrusion connector

C2

Auxiliary in

C15

Wake on modem connector

C3

Game/MIDI port

CN1

IDE interface LED

C4

Microphone in

CN2

Turbo LED

C5/pins 2 & 3

Line in

CN3

Green PC connector

C5/pins 4 & 5

Line out

CN4

Soft off power supply

C5/pins 6 & 7

Serial port 2

CN5

Reset switch

C5/pins 9 & 10

Serial port 1

CN6

Power LED & keylock

C5/pins 11 - 15

Parallel port

CN7

Speaker

C5/pins 17 - 20

USB connector 1

CN8

IR connector

C6

USB connector 2

CN9

Chassis fan power

C7

PS/2 mouse port

CN10

Power fan power

C8

Floppy drive interface

CN11

CPU fan power

C9

IDE interface 2

CN12

SB-link connector

C10

IDE interface 1

CN13

Wake on LAN connector

C11

32-bit PCI slots

PC1 - PC3


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

Keyboard power up disabled

KBP

Pins 1 & 2 closed

 

Keyboard power up enabled

KBP

Pins 2 & 3 closed

»

CMOS memory normal operation

RTC

Open

 

CMOS memory clear

RTC

Closed

 

Voltage select normal

SW1/5

Off

 

Voltage select high

SW1/5

On

 

On board audio disabled

SW1/6

Off

 

On board audio enabled

SW1/6

On


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

8MB

(1) 1M x 64

None

None

16MB

(1) 2M x 64

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

24MB

(1) 2M x 64

(1) 1M x 64

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 4M x 64

None

None

32MB

(1) 2M x 64

(1) 1M x 64

(1) 1M x 64

32MB

(1) 2M x 64

(1) 2M x 64

None

40MB

(1) 4M x 64

(1) 1M x 64

None

40MB

(1) 2M x 64

(1) 2M x 64

(1) 1M x 64


DIMM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

Bank 2

48MB

(1) 4M x 64

(1) 1M x 64

(1) 1M x 64

48MB

(1) 4M x 64

(1) 2M x 64

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

56MB

(1) 4M x 64

(1) 2M x 64

(1) 1M x 64

64MB

(1) 8M x 64

None

None

64MB

(1) 4M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 4M x 64

(1) 4M x 64

None

72MB

(1) 8M x 64

(1) 1M x 64

None

72MB

(1) 4M x 64

(1) 4M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 1M x 64

(1) 1M x 64

80MB

(1) 8M x 64

(1) 2M x 64

None

80MB

(1) 4M x 64

(1) 4M x 64

(1) 2M x 64

88MB

(1) 8M x 64

(1) 2M x 64

(1) 1M x 64

96MB

(1) 8M x 64

(1) 2M x 64

(1) 2M x 64

96MB

(1) 8M x 64

(1) 4M x 64

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

104MB

(1) 8M x 64

(1) 4M x 64

(1) 1M x 64

112MB

(1) 8M x 64

(1) 4M x 64

(1) 2M x 64

128MB

(1) 16M x 64

None

None

128MB

(1) 8M x 64

(1) 4M x 64

(1) 4M x 64

128MB

(1) 8M x 64

(1) 8M x 64

None

136MB

(1) 16M x 64

(1) 1M x 64

None

136MB

(1) 8M x 64

(1) 8M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

144MB

(1) 16M x 64

(1) 2M x 64

None

144MB

(1) 8M x 64

(1) 8M x 64

(1) 2M x 64

152MB

(1) 16M x 64

(1) 2M x 64

(1) 1M x 64

160MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

160MB

(1) 16M x 64

(1) 4M x 64

None

160MB

(1) 8M x 64

(1) 8M x 64

(1) 4M x 64

168MB

(1) 16M x 64

(1) 4M x 64

(1) 1M x 64

176MB

(1) 16M x 64

(1) 4M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

200MB

(1) 16M x 64

(1) 8M x 64

(1) 1M x 64

208MB

(1) 16M x 64

(1) 8M x 64

(1) 2M x 64

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

256MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

Note: Board accepts SDRAM & PC100 memory.


CACHE CONFIGURATION

Note: 128KB cache is located on the Celeron 300A & 333 CPU.


CPU SPEED SELECTION

CPU speed

Clock speed

Multiplier

SW1/1

SW1/2

SW1/3

SW1/4

300MHz

66MHz

4.5x

Off

Off

On

On

333MHz

66MHz

5x

Off

Off

On

On

366MHz

66MHz

5.5x

Off

Off

On

On

400MHz

66MHz

6x

Off

Off

On

On


CPU SPEED SELECTION (CON'T)

CPU speed

Clock speed

Multiplier

SW1/7

SW1/8

SW1/9

SW1/10

300MHz

66MHz

4.5x

On

On

On

Off

333MHz

66MHz

5x

Off

Off

Off

On

366MHz

66MHz

5.5x

On

Off

Off

On

400MHz

66MHz

6x

Off

On

Off

On