All KT133 Motherboards
USB works sporadically, hangs or locks the system
Timing Issues with VIA Chipset based motherboards can sometimes be fixed by setting the chip performance speed in the BIOS to Normal instead of Strong, Turbo, Optimal or Fast. The setting title and location varies by manufacturer and board type.
Make sure that your Power Supply is AMD certified
Check to see if USB is sharing its IRQ with another device
USB does NOT like to share its IRQ. If USB is sharing its IRQ with another device you will need to isolate USB so that it has its own IRQ
USB Troubleshooter - IRQs
Please Note: Windows will NOT report USB IRQ sharing violations even if one exists. To determine if USB is sharing its IRQ use, System Information / Conflicts and Sharing
Update to the latest BIOS version for your motherboard
Motherboard Links
Check the following BIOS settings for True
PCI to DRAM Prefetch => Disabled
System Performance => Normal
PCI Master Read Caching => Disabled
Delayed Transaction => Disabled
PCI Master Time-Out => 0
K7 CLK_CTL => Default
P2C/C2P Concurrency => Disabled
Plug&Play OS Installed => No
Reset Configuration Data => Enabled
Additional Help
ICRONTIC FAQS
KT133 Motherboard FAQ Web site
Bookmarks