AOpen AX45-4D MAX Easy Installation Manual Download Page 3

1. 

Pull up the CPU socket lever and up to 
90-degree angle.

 

2. 

Locate Pin 1 in the socket and look for 
a (golden) cut edge on the CPU upper
interface.

 

Match Pin 1 and cut edge. 

Then insert the CPU into the socket.

 

3. 

Press down the CPU socket lever and
finish CPU installation.

 

Plug in the CPU fan cable to the 3-pin 

CPUFAN1 

connector. If you have chassis fan, you 

can also plug it in 

SYSFAN2

 or 

SYSFAN3 

connector.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

CPU Ratio 

8x, 9x, 10x… 28x, 29x, 30x 

CPU FSB (By Manual) 

100~248MHz 

Northwood CPU 

CPU Core 
Frequency

FSB 
Clock 

System 
Bus 

Ratio

Pentium 4  1.6G 

1600MHz 

100MHz

400MHz

16x 

Pentium 4  1.6G 

1600MHz 

133MHz

533MHz

12x 

Pentium 4  1.7G 

1700MHz 

133MHz

533MHz

13x 

Pentium 4  1.8G 

1800MHz 

100MHz

400MHz

18x 

Pentium 4  2.0G 

2000MHz 

100MHz

400MHz

20x 

Pentium 4  2.2G 

2200MHz 

100MHz

400MHz

22x 

Pentium 4  2.2G 

2200MHz 

133MHz

533MHz

16x 

Pentium 4  2.26G 

2260MHz 

133MHz

533MHz

17x 

Pentium 4  2.4G 

2400MHz 

100MHz

400MHz

24x 

Pentium 4  2.4G 

2400MHz 

133MHz

533MHz

18x 

Pentium 4  2.53G 

2530MHz 

133MHz

533MHz

19x 

Pentium 4  2.66G 

2660MHz 

133MHz

533MHz

20x 

Pentium 4  2.8G 

2660MHz 

133MHz

533MHz

21x 

5. Setting CPU Voltage & Frequency 

Setting CPU Core Voltage

 

This motherboard supports CPU VID function. The CPU core voltage will be automatically
detected. 

Setting CPU Frequency 

This motherboard is CPU jumper-less design, you can set CPU frequency through the 
BIOS setup, and no jumpers or switches are needed. The default setting is "table select 
mode". You can adjust the FSB from "CPU Host/SDRAM/PCI Clock" for overclocking. 

BIOS Setup > Frequency / Voltage Control > CPU Speed Setup 

3. Installing Processor 

Note:  If you do not match the CPU 
socket Pin 1 and CPU cut edge well, 
you may damage the CPU. 

CPU socket lever 

Note:  Some CPU fans 
do not have sensor pin 
so they cannot support 
fan monitoring. 

CPUFAN1 Connector

Warning: 

SIS 655 

Chipset supports 
maximum 533MHz 
system bus and 66MHz 
AGP clock; higher clock 
setting may cause serious 
system damage.

 

4. Installing CPU & System Fan 

SYSFAN2 Connector 

This socket supports Micro-FC-PGA2 package CPU, which is the latest CPU package
developed by Intel. Other forms of CPU package are impossible to be fitted in. 

SYSFAN3 Connector

GND 
+12V 
SENSOR

Note: Since the latest 

processor, Northwood, 

would detect the clock 

ratio automatically, you 

may not be able to adjust 

the clock ratio in BIOS 

manually.

 

Willamette CPU

CPU Core Frequency

FSB Clock

System Bus

Ratio 

Pentium 4  1.5G 

1500MHz 

100MHz 

400MHz 

15x 

Pentium 4  1.6G 

1600MHz 

100MHz 

400MHz 

16x 

Pentium 4  1.7G 

1700MHz 

100MHz 

400MHz 

17x 

Pentium 4  1.8G 

1800MHz 

100MHz 

400MHz 

18x 

Pentium 4  1.9G 

1900MHz 

100MHz 

400MHz 

19x 

Pentium 4  2.0G 

2000MHz 

100MHz 

400MHz 

20x 

GND 
+12V 
SENSOR

Celeron 
CPU 

CPU Core Frequency

FSB Clock

System Bus

Ratio 

Pentium 4  1.7G 

1700MHz 

100MHz 

400MHz 

17x 

Pentium 4  1.8G 

1800MHz 

100MHz 

400MHz 

18x 

 

GND 
+12V 
SENSOR

Summary of Contents for AX45-4D MAX

Page 1: ...33 IDE Connector x2 4 pin 12V ATX Power Connector Dr LED Connector Realtek RTL8100BL LAN Chip PS 2 Mouse Connector SPP EPP ECP Parallel Port USB2 0 Ports RJ45 10 100 LAN Jack PS 2 Keyboard Connector U...

Page 2: ...clear CMOS to restore system default setting To clear the CMOS follow the procedure below 1 Turn off the system and unplug the AC power 2 Remove ATX power cable from connector PWR2 3 Locate JP14 and...

Page 3: ...n you can set CPU frequency through the BIOS setup and no jumpers or switches are needed The default setting is table select mode You can adjust the FSB from CPU Host SDRAM PCI Clock for overclocking...

Page 4: ...ule bearing S PDIF digital output However you must have a S PDIF supported speaker with S PDIF digital input to make the most of this function 6 Memory AGP Voltage Adjustment With our considerate desi...

Page 5: ...oice out from audio speaker by setting JP2 to pin 2 3 Dr Voice II is the second version of Dr Voice It can identify what kind of problems have occurred in the operating system It can also clearly tell...

Page 6: ...you will not be allowed to proceed with the flash steps 5 You may select preferred language in the main menu then click Start Flash to start the BIOS upgrade procedure 6 EzWinFlash will complete all...

Page 7: ...caused by power supply or motherboard failure Please contact your reseller or local distributor for repairing Perhaps your VGA card or monitor is defective No Yes No Yes It is very possible that your...

Page 8: ...s Group Your problem probably had been answered by our support engineer or professional users on the news group http english aopen com tw tech newsgrp default htm 4 4 Contact Distributors Resellers We...

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