Tag Archives: bad sector

Hard disk diagnostics and bad sector repair using DiskPatch

Using DiskPatch you can repair bad sectors very much like a utility like Spinrite but without the hocus-pocus-factor. Hard disk diagnostics using SMART DiskPatch (DIY DataRecovery.nl) includes a S.M.A.R.T. diagnostic utility. Since DiskPatch runs from a boot USB key it can even check disk health if the PC fails to boot. To create a DiskPatch… Read More »




Two alternatives to Spinrite

Monitoring and examining a hard disk’s health – Looking for a Spinrite alternative Hard disk diagnostics using Spinrite I did an article on Spinrite and it’s data recovery capacities or claims before. I explained why I do not consider Spinrite a data recovery tool. It does not mean Spinrite serves no purpose at all or… Read More »




Finding out which file is affected by a bad sector

Hard disk ‘repair’ software like Spinrite, DiskPatch or the hard disk manufacturer diagnostic software often identifies bad sectors in the form of an LBA address (logical block addressing). A commonly asked question is, “how do I determine, which file is affected by a bad sector?”. What is bad sector repair? Bad sector repair utilities do not actually… Read More »




JPEG Repair 2 Example

JPEG Repair for study purposes. The following example represents corruption due to a bad sector (512 bytes) right in the middle of compressed image data. Using a binary editor this data is zeroed. JPEG repair is performed on this image file. The following describes our in-house workflow and set of tools (JPEG Repair Toolkit) to repair the… Read More »