ACER, INC.

AX6B PLUS

Device Type

Mainboard

Processor

Pentium II

Processor Speed

233/266/300/333/350/400/450MHz

Chip Set

Intel 440BX

Maximum Onboard Memory

1GB (SDRAM supported)

Cache

256/512KB (located on Pentium II CPU)

BIOS

Award

Dimensions

305mm x 244mm

I/O Options

32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), SCSI interface, Wide SCSI interface, parallel port, PS/2 mouse port, serial ports (2), IR connector, USB connectors (2), ATX power connector, AGP slot, RAID slot, SB-link connector, wake on LAN connector, wake on modem connector

CONNECTIONS

Purpose

Location

Purpose

Location

AGP slot

AGP

Serial port 2

CN2

ATX power connector

ATX

Serial port 1

CN3

Power LED & keylock

C1/pins 1 - 5

USB connector 1

CN4

Speaker

C1/pins 7 - 10

USB connector 2

CN5

Reset switch

C1/pins 19 & 20

PS/2 mouse port

CN6

IDE interface LED

C2

IDE interface 2

CN7

Wake on modem connector

C3

IDE interface 1

CN8

Wake on LAN connector

C4

SCSI interface

CN9

Soft off power supply

C5

Wide SCSI interface

CN10

Chassis fan power

C6

Floppy drive interface

CN11

SB-link connector

C7

IR connector

IR1

CPU fan power

C8

32-bit PCI slots

PC1 - PC4

Parallel port

CN1

RAID slot

SL1


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP14

Pins 1 & 2 closed

 

CMOS memory clear

JP14

Pins 2 & 3 closed


DIMM CONFIGURATION

Size

Bank 0

Bank 1

Bank 2

Bank 3

8MB

(1) 1M x 64

None

None

None

16MB

(1) 2M x 64

None

None

None

16MB

(1) 1M x 64

(1) 1M x 64

None

None

24MB

(1) 2M x 64

(1) 1M x 64

None

None

24MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

None

32MB

(1) 4M x 64

None

None

None

32MB

(1) 2M x 64

(1) 2M x 64

None

None

32MB

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

40MB

(1) 4M x 64

(1) 1M x 64

None

None

48MB

(1) 4M x 64

(1) 2M x 64

None

None

48MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

None

64MB

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

64MB

(1) 8M x 64

None

None

None

64MB

(1) 4M x 64

(1) 4M x 64

None

None

72MB

(1) 8M x 64

(1) 1M x 64

None

None

80MB

(1) 8M x 64

(1) 2M x 64

None

None

96MB

(1) 8M x 64

(1) 4M x 64

None

None

96MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

None

128MB

(1) 16M x 64

None

None

None

128MB

(1) 8M x 64

(1) 8M x 64

None

None

128MB

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64

(1) 4M x 64


DIMM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

Bank 2

Bank 3

136MB

(1) 16M x 64

(1) 1M x 64

None

None

144MB

(1) 16M x 64

(1) 2M x 64

None

None

176MB

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

(1) 2M x 64

192MB

(1) 16M x 64

(1) 8M x 64

None

None

192MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

None

256MB

(1) 32M x 64

None

None

None

256MB

(1) 16M x 64

(1) 16M x 64

None

None

256MB

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

272MB

(1) 16M x 64

(1) 16M x 64

(1) 1M x 64

(1) 1M x 64

280MB

(1) 32M x 64

(1) 1M x 64

(1) 1M x 64

(1) 1M x 64

288MB

(1) 16M x 64

(1) 16M x 64

(1) 2M x 64

(1) 2M x 64

320MB

(1) 16M x 64

(1) 16M x 64

(1) 4M x 64

(1) 4M x 64

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

None

448MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

(1) 8M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

None

512MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

640MB

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

768MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

None

1024MB

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

(1) 32M x 64

Note: Board accepts SDRAM memory.


CACHE CONFIGURATION

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


AGP RATIO SELECTION

CPU speed

66/100 signal

Bus clock

AGP clock

JP23

66MHz

Low

66MHz

66MHz

Pins 1 & 2 closed

66MHz

Low

100MHz

100MHz

Pins 1 & 2 closed

66MHz

Low

100MHz

66MHz

Pins 3 & 4 closed

100MHz

High

100MHz

66MHz

Pins 1 & 2 closed

100MHz

High

100MHz

66MHz

Pins 3 & 4 closed

100MHz

High

100MHz

100MHz

Pins 5 & 6 closed

100MHz

High

100MHz

83MHz

Pins 1 & 2 closed

100MHz

High

100MHz

83MHz

Pins 3 & 4 closed

100MHz

High

100MHz

133MHz

Pins 5 & 6 closed