Sometimes, after you upgrade your Window 7 system to Windows 10 or update Windows 10 system version, your SM Bus Controller will show a yellow exclamation below other devices tree, it is not recognized by your system. And the code error is 28.
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What is SM Bus Controller?
In computer, the SM Bus is short for System Management Bus. In the motherboard, the SM Bus Controller is used to control devices which are on the motherboard and gather the information of these devices. It can provide bus control for system and power management and also monitor motherboard’s voltage and temperature. Normally it is integrated into Intel, AMD and NVIDIA chipset.
- Discus and support pci driver and sm bus controller in Windows 10 Drivers and Hardware to solve the problem; I recently built a pc and the pci and sm bus controller drivers are missing. Discussion in ' Windows 10 Drivers and Hardware ' started by BradenZainfeld, Jan 9, 2019.
- Note: SM Bus, short for System Management Bus, is part of the chipset. So its controller and driver issues for it are resolved by installing your motherboard chipset drivers. So its controller and driver issues for it are resolved by installing your motherboard chipset drivers.
- Dell Latitude E6520 Drivers Download This page contains the list of device drivers for Dell Latitude E6520. To download the proper driver, first choose your operating system, then find your device name and click the download button.
- I have gone through hp support forums and almost all drivers are installed except PCI Device and SM Bus controller. I couldn't find it anywhere. Under device manager, these two devices are being shown with yellow exclamation. Download and install the Intel Chipset driver on the following link. PCI Device and SM bus controller drivers.
There are 3 methods you can do to solve the SM Bus out of work issue, and the main solution is updating drivers.
Method 1: Directly Install SM Bus Controller Drivers
Step 1: Enter device manager.
Step 2: Locate to SM Bus controller after you expand the other devices tree.
Step 3: Right-click it and choose Update Driver Software to update it.
Sometimes, windows can install and update the driver fast. And in device manager, the yellow exclamation will disappear, you can find the SM Bus Controller in system devices tree.
But some people will get this error when Windows install SMBus Controller.
If you had this error: Windows was unable to install your SM Bus Controller, it means windows could not find driver software for your device. You can use next methods to help you fix it.
Method 2: Automatically Download SM Bus Controller Driver
For the automatic way, you need to download Driver Doctor to help you. Driver Doctor is a professional PC driver tool. It can fix driver issue for Windows 1, 8, 7, Vista and XP system fast and easy.
After you download this tool, follow the installation prompts to install it and double click to run it.
Step 1: Click Scan Now button.
Sm Bus Controller Driver For Compaq
And you will see the hardware devices process like this.
After the scan was finished, you will see the scanning result.
Sm Bus Controller Driver Win 7
Step 2: Click Get Drivers.
Step 3: Click Download All.
After you finished downloading all the drivers including the SMBus controller drivers, you can install them one by one.
Method 3: Manually Download and Update SM Bus Controller Drivers
This way will take your time and drain your energy. But it can also help you to solve the SM Bus Controller not working problem.
Whatever model of desktop or laptop you are using, you can try to download the SM Bus Controller drivers from the official site. Here are two popular tutorials about manufacturers manual way to download drivers : how to manually download dell drivers and how to manually download Acer drivers.
Besides of downloading from the official site, there is another manual way you can do. We have mentioned it is integrated into chipset before, so if we know the chipset type, we can download it directly.
Here you can use Windows application DirectX Diagnostic Tool to check the chipset type. DirectX Diagnostic Tool reports detailed information about DirectX components and drivers which is installed on your system.
Step 1: Open DirectX Diagnostic Tool.
Sm Bus Controller Driver
Type dxdiag in Search Box, and click dxdiag to run this command.
Then click Yes to open DirectX Diagnostic Tool.
Step 2: View Chipset Type.