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1. What Is Sm Bus Controller Driver Lenovo Laptop
2. Sm Bus Controller Driver Lenovo T420 Windows 7
3. Sm Bus Controller Driver Lenovo T430 Windows 7

What am I seeing?
Device Manager displays an exclamation point for the SMBus controller or lists it under Other Devices.

How to fix it
Download and run the Intel® Chipset Software Installation Utility so Windows* properly recognizes the SMBus controller.

Driver Navigator will connect to its huge driver database to determine the most up-to-date driver, you will get the full report immediately, then click the 'Get Drivers' button to download the latest drivers. SM Bus - System Management Bus. This is part of the chipset, and, as such, controller and driver issues for it are resolved by installing (or updating) your motherboard chipset drivers. Apr 24, 2018 - Title: Sm bus controller driver lenovo t430 windows 7, Author: michaelztpio, Name: Sm bus controller driver lenovo t430 windows 7, Length: 7. SM Bus Controller Driver for LENOVO - Lenovo Ideapad 330 (81D1) working on Microsoft Windows 10 Pro.

What's the primary issue?

Intel SMBus Controller device drivers are overwritten with Intel® Chipset Device Software when updated through Microsoft Windows* Update, causing a loss of functionality for affected Intel SMBus Controller devices.¹ This loss of functionality applies to Windows* 7, Windows 8, Windows 8.1, and Windows Server systems.

What are you seeing?

What Is Sm Bus Controller Driver Lenovo Laptop

You may experience a loss of functionality for the listed Intel SMBus Controller devices.

Sm Bus Controller Driver Lenovo T420 Windows 7

The SMBus is used for system management communications. If the device driver for the Intel SMBus Controller is not correctly installed, the temperature reporting, as an example, for the processor, PCH, and memory modules may not function as expected.

Why are you seeing it?

The existing Intel SMBus Controller device drivers are overwritten with the Intel Chipset Device Software, which provides the operating system with information about the device/hardware. This information allows the operating system to display the correct product name for that piece of hardware in Device Manager. The Intel Chipset Device Software does not install device drivers for the Intel SMBus Controller, resulting in a loss of device functionality.

How to fix it

1. Roll back to the previous Intel SMBus Controller device driver:
   1. Open Device Manager, and then click Start > Control Panel > Device Manager.
   2. Select View > Devices by Type.
   3. Expand System Devices.
   4. Double-click SMBus device.
   5. Select the Driver tab.
   6. Click Roll Back Driver to restore.
   7. Reboot the system.
2. The SMBus device driver may need to be reinstalled:
   1. Intel® Desktop Boards or Intel® Server Boards: Download and install Intel® Desktop Utilities.
   2. Or contact your computer manufacturer for the SMBus driver appropriate for your system.
3. Optional: Install the updated Intel Chipset Device Software or Intel Server Chipset Driver from Windows Update:
   1. Open Device Manager, and then click Start > Control Panel > Device Manager.
   2. Select View > Devices by Type.
   3. Expand System Devices.
   4. Double-click the Intel chipset device from the list.
   5. Select the Driver tab.
   6. Click Update Driver.
4. Optional: Install the updated Intel Chipset Device Software or Intel Server Chipset Driver from Intel Download Center:
   1. On Intel Download Center search for:
      • Intel Chipset Device Software (INF Update Utility) or
      • Intel Server Chipset Driver
   2. Follow the installation instructions.

¹ What are the affected products?

Sm Bus Controller Driver Lenovo T430 Windows 7

The Intel Platform Controller Hub (PCH) SMBus Controller with the following hardware device IDs is affected:

• PCIVEN_8086&DEV_1C22
• PCIVEN_8086&DEV_1D22
• PCIVEN_8086&DEV_1E22
• PCIVEN_8086&DEV_8C22
• PCIVEN_8086&DEV_8CA2
• PCIVEN_8086&DEV_9C22
• Intel® Chipset Device Software version 10.1.1.38
• Intel® Server Chipset Driver version 10.1.2.80
• SMBus 2.0 Driver