How Do You Know What Harddisk0 Is

The Event ID 7, on Windows Event Log, with description "\Device\Harddisk#\DR#" has a bad block", informs yous, that an area of a hard drive, installed on your computer, cannot be written or read due to a physical damage on the disk'due south surface. (east.one thousand: "The device \Device\Harddisk0\DR0" has a bad block")

The "Upshot seven, Deejay has a bad block" warning event, means that you lot must take the following actions to avert loosing your information:

1. Backup all your important files from the reported damaged deejay (drive) to another storage device (east.g. to a USB Disk).
ii. Check the disk surface for bad sectors and mark them past using the CHKDSK command. (Step-ii).
iii. Diagnose the hd for physical damage (Footstep-three).

In most cases, all the above tasks can be performed easily, because most users take simply one disk installed on their system. Merely, if yous have more than ane hard disk drive installed on your organization, you must first identify which of them is damaged.

In this tutorial you volition find detailed instructions on how to identify the damaged hard disk, by using "Disk has a bad cake" effect's vii details (e.thousand. "Device\Harddisk#\DR#") and how to check and diagnose it.

How to resolve the "Event ID 7, Deejay has a bad cake" error.

Step ane. Identify the Logical Bulldoze Letter of the Damaged Hard Deejay from Event 7 mistake. *

* Notation: If you take only one hd installed on you system, then bypass this step and proceed to Pace-2.

– The offset step is to identify from the "Event ID 7, Disk has a bad block" event, which logical drive letter is assigned to the problematic hard disk. In order to attain this task:

1. From System outcome viewer, note the number after the word "HardDisk" in the Event vii warning message.

e.k. As you can see at the example screenshot below, the System Event Viewer (Windows Logs > System) displays the event 7 warning message, on device "Harddisk iii ".

"Event vii, Disk – The device, \Device\Harddisk3\DR3, has a bad block"

2. And so download the WinObj (Gratis) programme from Microsoft.

three. Extract the WinObj.goose egg file you downloaded.

iv. Run Winobj.exe from the extracted folder.

5. At the left pane, expand "Device".

6. Select the Harddisk# (number) referred to the Consequence vii error. *

* In this instance is: "Harddisk3".

7. Now look at the right pane and note the "HardDiskVolume" number that is displayed under "SymLink" column. *

* In this instance the number is "i" (\Device\HarddiskVolume1 ) ".

8. Now select "GLOBAL??" at the left pane.

ix. At the right pane: Click once at the "SymLink" cavalcade name, to sort the results.

10. Now coil down until you find out the row that has the "\Device\HarddiskVolume1" value (at "SymLink" column).

xi. When yous discover this row, you 'll see at the "Proper noun" cavalcade" the bulldoze alphabetic character of the damaged deejay. *

* In this example the driver letter is: "K".

Step 2. Check and Repair File Arrangement Errors with CHKDSK.

After you lot take found which hard drive has the bad blocks, you must check that bulldoze for bad sectors and marking them, by using the CHKDSK control. Additionally the CHKDSK control verifies the file system integrity and fixes logical file organisation errors.

i. Open up an administrative Command Prompt.

2. In the command prompt window, blazon the following command* and press Enter:

• chkdsk %driveletter% /f /r

*Note: As %driveletter% blazon the drive letter of the deejay (e.thou. C:, E:, F:, etc.) that y'all want to bank check for errors. *

* In this case the command is: chkdsk G: / f /r

3. When the CHKDSK control operation is completed, use these instructions to view and analyze the CHKDSK's scanning results.

• Related commodity: How to Set up and Diagnose File Organization Errors with CHKDSK.

four. When finished, go along to the next pace.

Footstep 3. Diagnose the Damaged Hard Deejay for Physical Problems.

The concluding step, to resolve the "Event 7, Disk has a bad cake" mistake, is to test and diagnose the problematic hard disk for physical damages. To accomplish this task:

ane. Download and install the complimentary version of the Hard disk Tune diagnostic utility.*

* Source: http://world wide web.hdtune.com/download.html

2. Later on installation, launch Hd Tune and select the Info tab.

3. On the top, select i by one all the listed difficult disks until you observe the one that has been assigned the drive letter you constitute at the previous step. *

* In this example, the damaged hard deejay (with the drive letter "G"), is the "ST3500620AS (500GB)" (Seagate).

4. When you find the disk that is damaged, select the Health tab to view hard disk'due south "wellness", by reading the S.Thousand.A.R.T. report. Hither, check at the "Condition" cavalcade if all values are reported as "OK". If not, so proceed to perform a full surface scan (see below).

five. Finally, select the "Error Scan" tab and perform an total surface scan diagnosis in difficult disk'southward surface. *

* Important: At least ane red square, means that you must replace the hard disk drive equally soon every bit possible.

That'southward it! Let me know if this guide has helped you by leaving your comment about your experience. Delight like and share this guide to help others.

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Source: https://www.wintips.org/fix-event-7-disk-has-a-bad-block-at-device-harddisk/

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