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File Version : 5.1.2600.0 (XPClient.010817-1148)
Description : Compaq Drive Array Controllers SCSI Miniport Driver
Copyright : Microsoft Corporation. All rights reserved.
Product Version : 5.1.2600.0
Product Name : Microsoft Windows Operating System
Company Name : Microsoft Corporation
Internal Name : CPQARRAY.SYS
File Size: 14976 byte(s) 14.640 KB
MD5 : 3ee529119eed34cd212a215e8c40d4b6
SHA1: B53994B750D378E4536AA2D84F23FAD510EFE835

Download cmudax3.sys
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How to Install cmudax3.sys
Repair Sys ProblemsFixing a corrupted or missing cmudax3.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.