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Data Lifeguard
Diagnostic Utility

Summary of Contents

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    Data Lifeguard Diagnostic Utility...

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    WD. WD reserves the right to change specifications at any time without notice. Western Digital is a registered trademark; and WD, the WD logo, and Data Lifeguard Tools are trademarks of Western Digital Technologies, Inc.

  • Page 3: Table Of Contents

    Table of Contents Introduction ......... . . 1 DLGDIAG Options .

  • Page 4: Introduction, Dlgdiag Options

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Introduction The Data Lifeguard diagnostic utility (DLGDIAG) is designed to test WD hard drives for errors. If DLGDIAG reports errors, you can use the program to attempt to restore the hard drive to a defect-free status.

  • Page 5: When To Use Dlgdiag, Before Using Dlgdiag

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL When to Use DLGDIAG If the hard drive reports errors, if you are unable to access files on the hard drive, or if another diagnostic utility such as SCANDISK, CHKDISK, DEFRAG, or Norton Utilities reports errors on the hard drive, run DLGDIAG to determine if they are hard drive-related.

  • Page 6: Dlgdiag For Windows, Supported Products, Supported Operating Systems

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL DLGDIAG for Windows DLGDIAG for Windows is a Windows version of the Data Lifeguard Diagnostics utility. The utility can perform drive identification, diagnostics, and repairs on a WD FireWire, EIDE, or USB drive. In addition, it can provide the drive's serial and model numbers. Supported Products Internal Hard Drives WD SATA...

  • Page 7: Installing Dlgdiag For Windows

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Installing DLGDIAG for Windows Important: If you have a pop-up blocker installed, you may need to disable it to download the DLGDIAG software. 1. Go to support.wdc.com/download and download the Data Lifeguard Diagnostics for Windows program (WinDLG.zip).

  • Page 8: Using Dlgdiag For Windows

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Using DLGDIAG for Windows 1. Click the Start button and point to Programs --> WD Diagnostics- WD Diagnostics. 2. Click I accept this License Agreement, then click Next. 3. The main program screen displays. The top window shows the drives in your system that are available for testing.

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Quick Test Quick Test performs a S.M.A.R.T. drive quick self test to gather and verify Data Lifeguard information on the drive. Note: Quick Test will perform a S.M.A.R.T. drive self-test only if it's supported and accessible by DLGDIAG.

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL 3. Extended Test begins. The test may take several hours to complete depending on the size of the hard drive tested. When the test is complete, click Close. Write Zeros Write Zeros writes zeros to the drive with the option to perform a quick erase or full erase. Selecting the write zeros option the file system and all data on the drive being tested.

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL View Test Result View Test Result displays the results of the most recent test(s) run on your system’s hard drive(s). 1. Click View Test Result, then click Start. 2. The test results display. DLGDIAG FOR WINDOWS – 8...

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL View S.M.A.R.T. Disk Information S.M.A.R.T. (Self-Monitoring, Analysis, and Reporting Technology) monitors drive performance and calibration characteristics, and predicts imminent drive failure. Drive attributes and their associated values are listed in the SMART Disk Information screen. Note: S.M.A.R.T.

  • Page 13: Dlgdiag For Dos, Supported Products, Creating Bootable Dlgdiag For Dos Disks

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL DLGDIAG for DOS DLGDIAG for DOS is a DOS version of the Data Lifeguard Diagnostics utility that determines the physical condition of a WD hard drive. If you are having computer problems that you suspect are hard drive related, you can test your drive with this tool. This diagnostic utility is designed for WD hard drives larger than 8.4 GB with a model number starting with “WD.”...

  • Page 14: Using Dlgdiag For Dos

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Using DLGDIAG for DOS CAUTION: Back up all data on your hard drive(s) before using DLGDIAG. This utility may write to the drive. As with all utilities that write to a drive, it is recommended that you back up your data before proceeding.

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Quick Test The Quick Test is designed to intelligently gather and verify all of the Data Lifeguard information contained on the drive. The Quick Test can determine with a high level of confidence that a drive is defect-free in a short amount of time. For maximum confidence, the Extended Test is recommended.

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Write Zeros To Drive If you tested the hard drive, checked all hardware in the system, and verified that the BIOS is correctly set up, and are still experiencing problems, you might want to reinstall the software on your system.

  • Page 17: Command Line Switches

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Enter & Print RMA Information If the hard drive is under warranty and DLGDIAG determines that the hard drive is unrepairable, obtain an RMA (Return Material Authorization) number and instructions for product return from WD Technical Support at support.wdc.com/warranty. To complete the RMA information, select Enter and Print RMA Information from the DLGDIAG main menu, then fill out all fields in the Enter and Print RMA Information screen.

  • Page 18: Error/status Codes

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Error/Status Codes Go to support.wdc.com for further information on many of the error codes listed below as well as error codes from previous versions of Data Lifeguard Diagnostics. If you encounter the same error code more than once after restesting, create an RMA (see “Enter &...

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Description Error/Status Code CORRECTED DATA BAD TRACK UNKNOWN ERROR UNKNOWN ERROR BUFFER MISCOMPARE G-LIST ERROR INVALID SERIAL SERIAL RETRY COMMAND ERROR ILLEGAL ID BUSY TIMEOUT DRQ TIMEOUT BAD SECTOR RELOCATED SECTOR STILL BUSY TIMEOUT DRQ NOT EXPECTED DRQ TIMEOUT ECC UNKNOWN ERROR...

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    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Description Error/Status Code CRITICAL RESOURCE ERROR FATAL ERROR SELF TEST FAILED TO RUN SELF TEST INCOMPLETE 2-9 UNCORR ECC ERRORS 10+ UNCORR ECC ERRORS 2-9 DAM ERRORS 10+ DAM ERRORS 2-9 IDNF ERRORS 10+ IDNF ERRORS 2-9 SERVO ERRORS 10+ SERVO ERRORS DRIVE CABLE ERROR...

  • Page 21: Service And Support

    DATA LIFEGUARD DIAGNOSTICS (DLGDIAG) USER MANUAL Service and Support If you need additional information or help during installation or normal use of this product, visit our product support Web site at support.wdc.com or send an e-mail message to WD Technical Support using the online form. You may also call the phone numbers listed below.

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