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File Version : 5, 2, 5, 111
Description : SMI AVStream Camera Driver
Copyright : SiliconMotion Corporation. All rights reserved.
Product Version : 5, 2, 5, 111
Product Name : SMI AVStream Camera Driver
Company Name : SMI
Internal Name : SMIksdrv.sys
File Size: 166144 byte(s) 162.256 KB
MD5 : 1d3395cb6226b2dd03645b074bd6cf4a
SHA1: D4DFF6572BCAFA7AF16BE0613742BF578DF584F9

Download SMBusPMU.sys
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How to Install SMBusPMU.sys
Repair Sys ProblemsFixing a corrupted or missing SMBusPMU.sys error is an easy process with a few steps. Open the zip-file you downloaded.Extract the .sys file to a location on your computer. We recommend you to unzip the file to the directory of the program that is requesting the file.
If that doesn't work, you will have to extract the file to your system directory.
By default, this is C:/WINNT/system32/drivers (Windows NT/2000).
or C:/Windows/system32/drivers (Windows XP, Vista, 7).
Make sure overwrite any existing files (but make a backup copy of the original file)
That should be it. Although not necessary you can reboot your computer as well.