What is the yellow mark that appears in the Windows device manager for a PCI device on RCMAX?
The PCI device that appears on the screen as unknown is actually a SMBus controller. The SMBus controller performs internal controlling functions in the motherboard. The device is working perfectly, it does not need a driver. The Raptor MicroATX uses a new chip from Intel® called C-ICH. This chip has two Ethernets, Therefore, Intel gave him a new name. Although it has a new name, it has the same functionality as its older brother the ICH2. The windows 9x/2K/XP knows the ICH2 and the SMBus is working fine. The proof is that the memories are being recognized. The memory recognition uses the SMBus. When Intel created the C-ICH and changed its device IDs, they knew that win 9x/2k/XP and other OSes would be able to handle the devices, because the structure of the driver is the same as the ICH2. They also knew that the device manager would complain about the different device ID, showing that question mark in the device manager. However, they decided not to issue a new driver only because the
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