Winan,

If you have an Intel chip, it sounds like you need to install/reinstall the Intel chipset software installation utility. You can usually find it on the site of the maker of your motherboard. Or if you can find out your specific chipset, check the Intel website:

http://developer.intel.com/design/software/drivers/platform/inf.htm


HTH

- Brian


>Anybody knows what's the PCI System Management BUS used for?.. because its marked by "!" in my Windows 98 Control Panel System ->Device Manager -> "Other Device"... it asked me to reinstall the driver, but I don't know what's driver should I use?..please help.. any idea, suggestion is highly appreciated and thank you in advance.
>
>Best Regards
>Winan