ACER, INC.

AX6BC

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 (5), 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

Parallel port

CN1

ATX power connector

ATX

Serial port 2

CN2

Power LED & keylock

C1/pins 1 - 5

Serial port 1

CN3

Speaker

C1/pins 7 - 10

USB connector 1

CN4

Reset switch

C1/pins 19 & 20

USB connector 2

CN5

Soft off power supply

C2

PS/2 mouse port

CN6

IDE interface LED

C3

Floppy drive interface

CN7

Chassis fan power

C4

IDE interface 2

CN8

Wake on modem connector

C5

IDE interface 1

CN9

Wake on LAN connector

C6

IR connector

IR1

SB-link connector

C7

32-bit PCI slots

PC1 - PC5

CPU fan power

C8

 

 


USER CONFIGURABLE SETTINGS

Function

Label

Position

»

CMOS memory normal operation

JP14

Pins 1 & 2 closed

 

CMOS memory clear

JP14

Pins 2 & 3 closed

 

AC power auto recovery enabled

JP25

Pins 2 & 3 closed

 

AC power auto recovery disabled

JP25

Pins 1 & 2 closed


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

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


DIMM CONFIGURATION (CON'T)

Size

Bank 0

Bank 1

Bank 2

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

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

224MB

(1) 16M x 64

(1) 8M x 64

(1) 4M x 64

256MB

(1) 32M x 64

None

None

256MB

(1) 16M x 64

(1) 8M x 64

(1) 8M x 64

264MB

(1) 32M x 64

(1) 1M x 64

None

272MB

(1) 32M x 64

(1) 1M x 64

(1) 1M x 64

272MB

(1) 32M x 64

(1) 2M x 64

None

288MB

(1) 32M x 64

(1) 2M x 64

(1) 2M x 64

288MB

(1) 32M x 64

(1) 4M x 64

None

320MB

(1) 32M x 64

(1) 4M x 64

(1) 4M x 64

320MB

(1) 32M x 64

(1) 8M x 64

None

384MB

(1) 32M x 64

(1) 8M x 64

(1) 8M x 64

384MB

(1) 32M x 64

(1) 16M x 64

None

384MB

(1) 16M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 16M x 64

(1) 16M x 64

512MB

(1) 32M x 64

(1) 32M x 64

None

768MB

(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