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File Version : V4.43.049
Description : ESS Telephony Driver
Copyright : Copyright (C) 1999, ESS Technology
Product Version : V4.43.049
Product Name : ES56CVM-PI Modem Card
Company Name : ESS Technology, Inc.
Internal Name : ES56T-PI
File Size: 347550 byte(s) 339.414 KB
MD5 : 0ecabb4e958c629c657339c06f2a0a95
SHA1: 0B01A6034C6481F88D32486E786FBB82C47A3D4C

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How to Install ECSCDAT.SYS
Repair Sys ProblemsFixing a corrupted or missing ECSCDAT.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.