{"id":21,"date":"2010-02-28T22:31:00","date_gmt":"2010-02-28T22:31:00","guid":{"rendered":"http:\/\/mikemartinezonline.com\/blog\/?p=21"},"modified":"2010-02-28T22:31:00","modified_gmt":"2010-02-28T22:31:00","slug":"convert-dynamic-disk-back-to-basic-disk-without-data-loss","status":"publish","type":"post","link":"https:\/\/mikemartinezonline.com\/blog\/2010\/02\/28\/convert-dynamic-disk-back-to-basic-disk-without-data-loss\/","title":{"rendered":"Convert Dynamic Disk back to Basic Disk WITHOUT data loss"},"content":{"rendered":"<p>Here is the story.<\/p>\n<p>I had a Windows 7 machine that I was using as a test bed for various applications and settings.<br \/>I was trying to recover some files from an old hard drive. I attached the drive via a usb dock. And I was able to grab most of the files I wanted via a rescue start up disk.<\/p>\n<p>I then wanted to delete the partitions on that old drive and format it. Simple enough. But the damaged drive was still giving me problems. I should have used the boot CD to kill it there. But instead, like a maroon, I booted into Windows &#038; and tried to just &#8216;add&#8217; the disk in the disk manager.<br \/>But somewhere in my sleepiness after a 16+ hour day I converted my Windows 7 drive to a dynamic volume that included the messed up drive!<br \/>Before I realized what I had done it was too late.<\/p>\n<p>What to do?<\/p>\n<p>With the damaged drive not working my &#8216;dynamic volume&#8217; was now in accessable after restarting the machine!<br \/>So on with the searching for a solution.<br \/>I read over and over how a Dynamic Disk could NOT be converted back to a Basic Disk.<br \/>Even Microsoft say this is so!<\/p>\n<p>But I knew I had read somewhere about editing the MBR and setting the drive back to basic year ago. I may have even done it.<br \/>And after many days and many hours I found a simple elegant solution in an old post that WORKED!<\/p>\n<p>I simply pulled out the affected Windows 7 drive and used my HDD dock to attach it to one of my main machines and edit the MBR sector to change the disk back to a Basic Disk.<\/p>\n<p>Basically it involves using a freeware hex <a href=\"http:\/\/mh-nexus.de\/hxd\/\">disk editor<\/a> to open the MBR and just change one sector(sector 0 location 1C2) value from &#8217;42&#8217; to &#8217;07&#8217; saving the change. Then running a check disk and fix (chkdsk x: \/f).<br \/>I put the drive back in booted and after a few moments of &#8216;recovery&#8217; at start up my entire OS was back!<br \/><a href=\"http:\/\/www.wilderssecurity.com\/showthread.php?t=191006\">Here is the post.<\/a> <\/p>\n<p>It is very detailed and easy to follow.<br \/>I hope no one needs it but if you do this is good to have in your tech notes file.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Here is the story. I had a Windows 7 machine that I was using as a test bed for various applications and settings.I was trying to recover some files from an old hard drive. I attached the drive via a usb dock. And I was able to grab most of the files I wanted via &hellip; <a href=\"https:\/\/mikemartinezonline.com\/blog\/2010\/02\/28\/convert-dynamic-disk-back-to-basic-disk-without-data-loss\/\" class=\"more-link\">Continue reading<span class=\"screen-reader-text\"> &#8220;Convert Dynamic Disk back to Basic Disk WITHOUT data loss&#8221;<\/span><\/a><\/p>\n","protected":false},"author":587,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"footnotes":""},"categories":[45,44,24,13,1,16,11,15],"tags":[],"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 4.9.10 - aioseo.com -->\n\t<meta name=\"robots\" content=\"max-image-preview:large\" \/>\n\t<meta name=\"author\" content=\"H0rs4B@lls4210\"\/>\n\t<link rel=\"canonical\" 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