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View Full Version : All You Need to Know About the EPoX 8KHA+


jadison
03-30-2002, 5:59 AM
"The EPoX 8KHA+ supports all socket A CPUs including the Duron, Athlon, and Athlon XP. The EPoX 8KHA+ comes with the VIA Apollo KT266A chipset which is the successor to the VIA Apollo KT266 chipset. It supports both 100Mhz and 133Mhz FSB and supports 1600 and 2100 memory modules.

I have a 266FSB CPU and set it to run at 266FSB in the BIOS but I am running at 200FSB how can I fix this?

Most Likely you have CPU host clock select jumper on pin 1-2, you need to move it to pin 2-3 this jumper is located just to the left of the AGP slot.

I changed some settings in my BIOS now my computer will not post.

The best thing to do in this situation is to clear your CMOS, doing this will reset the CMOS to the factory default settings. To do this find the CMOS clear jumper which is right above the battery, move it to pin 2-3 and leave it there for a few seconds then move it back to pin 1-2. Restart you computer and it should now POST. You should go back into your BIOS and load the optimized defaults.

What are these red letters and numbers on the motherboard?

This is the P80P Debug (POST) card. It is a diagnostic tool which displays hexadecimal POST codes which can help in troubleshooting. Refer to your motherboard manual on what the codes mean.

Why computer is running really slow with this motherboard?

You need to be sure and install the newest 4-in-1 drivers from VIA which can be downloaded here (http://www.viahardware.com/download/index.shtm#4in1). These will give you the boost you need.

I want to turn my CPU Vcore up higher than 1.85v but that's as high as it goes in the BIOS.

There is no BIOS fix for this, if you want to push your Vcore setting higher than 1.85v you will need to do a Vcore mod. I have written a guide on how to do this which can be seen here at my website OCModShop.com (http://www.ocmodshop.com/vmod.asp).

Will an Alpha PAL8045 fit on my EPoX 8KHA+?

Yes, it will fit fine without having to modify anything.

How can I fix the "soft reboot problem" which occurs when I have my FSB above 150?

The best and easiest way to do this is to flash your BIOS to one of the newest version or even a beta BIOS doing this should fix the problem.

I want to flash my BIOS how do I go about doing this?

You will first need a boot disk, the best one to use for flashing can be found at Bootdisk.com (http://www.bootdisk.com/) download DrDOS 7.x (http://www.hellasystems.de/ftp/Utilities/BootDisk/DrDos70/drdflash.exe) and run the .exe, after you have created your bootdisk download the BIOS update you would like to use from EPoX (http://www.epox.com/html/english/support/motherboard/bios/8khi.htm). Run the .exe that you just downloaded and select A:\ as the path. With your bootdisk you have just made in the floppy drive resttart your computer and boot from the disk. At the command prompt type: UPDATE this is a .bat file which will do the flashing automatically. After it is finished restart your computer and go into the BIOS, Load optimized defaults and then change any other thing you want for best performance.

What should my settings be in the DRAM Clock/Drive Control section for the best performance?

As long as you have good DDR and it can support it here are the best settings for this section, if your system cannot handle these settings you may encounter errors. If this happens change the System Perforce to a lower setting.

System Performance: Turbo
Current FSB frequency: 133Mhz
Current DRAM frequency: 133Mhz
DRAM Clock: 133Mhz
DRAM Timing: Manual
SDRAM Cycle Length: 2
Bank interleave: 4 Bank
DRAM PreChrg to Act CMD: 2T
DRAM Act to PreGhrg CMD: 6T
DRAM Active to CMD: 2T
DRAM Burst Length: 8
DRAM Queue Depth: 4 Level
DRAM Drive Strength: Auto
DRAM Drive Control 1: 04
DRAM Drive Control 2: 04
DRAM Command Rate: 1T Command
DCLKI Timing: 0 ns
DCLK0 Timing: 0 ns
Fast R-W Turn Around: Enabled
Continuous DRAM Request: Enabled

What should my settings be in the AGP & P2P Bridge Control section for the best performance?

This will also vary from system to system but with newer cards this is how it should all be set. If your cannot handle these settings decrease them.

AGP Aperture Size: This is usually whatever half of your system RAM is
AGP Mode: 4x
AGP Driving Control: Auto
AGP Driving Value: DA
AGP Fast Write: Enabled
AGP Master 1 WS Write: Enabled
AGP Master 1 WS Read: Enabled"

*Courtesy of Anandtech HERE (http://www.anandtech.com/guides/viewfaq.html?i=111) *

robin801
09-14-2002, 3:10 PM
i finally found this thread.

i saw it once and my memory told me it was a website that i came accross.

i have been doing a search in google for over a week.