How to Use the SM Bus Driver for the Inspiron Desktop 546
The System Management Bus, or SM Bus, is a hardware bus on your Dell Inspiron 546 motherboard. The system bus provides the ability for power and resource management tasks to be sent to and from the various other hardware components connected to the motherboard. While some of the functions are hardware-specific, the bus still needs a software driver to operate properly. If the drivers for this hardware are not installed, the performance and stability of your computer will be affected. To use the SM bus on your Inspiron Desktop 546 computer, install the appropriate drivers with the Dell Support Center application.
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Instructions
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Download the Dell Support Center application from the Dell Support page by clicking the blue “Download” button. This opens a pop-up window.
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Click the “Download” button under the "Download via your Internet Browser" section.
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Click “Save” on the "File Download" prompt, then click “Save” on the "Save As" prompt.
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Click “Run” on the "Download Complete" dialog. If prompted by a UAC dialog, click “Yes.” This launches the application.
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Click the “Continue” button on the first window, and then click “OK” on the "Unzip" dialog.
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Click “Yes” to create a new directory, then click “OK” on the "Successfully Unzipped" dialog.
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Press “Windows-R” to get the "Run" dialog box. Paste “C:\DELL\DRIVERS\R289543” and press “Enter.” This opens the folder containing the application.
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Double-click the “Aulauncher” file. The program will automatically search for all available drivers, including the SM bus for your Inspiron 546. Follow the onscreen prompts to allow automated installation, then restart your computer when prompted.
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