{"id":15958,"date":"2022-12-06T12:25:55","date_gmt":"2022-12-06T11:25:55","guid":{"rendered":"https:\/\/www.databack.fr\/data-recovery-expert\/hard-disk\/"},"modified":"2025-08-27T11:04:16","modified_gmt":"2025-08-27T09:04:16","slug":"hard-disk","status":"publish","type":"page","link":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/","title":{"rendered":"hard disk"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"15958\" class=\"elementor elementor-15958 elementor-13550\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b1ea745 elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b1ea745\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-ec4669a\" data-id=\"ec4669a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-4a08b6c elementor-widget elementor-widget-image\" data-id=\"4a08b6c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-8.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-8741f12\" data-id=\"8741f12\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-e57fe0a elementor-widget elementor-widget-heading\" data-id=\"e57fe0a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Databack recovers your data from hard disk<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7e5204c elementor-widget elementor-widget-heading\" data-id=\"7e5204c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">The hard disk or HDD: principles and applications<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4e72756 elementor-widget elementor-widget-text-editor\" data-id=\"4e72756\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The <strong>hard disk<\/strong> or <strong>HDD<\/strong> <strong>(Hard Disk Drive)<\/strong> is a magnetic data storage medium. It is a &#8220;mass memory&#8221;, meaning that it can store large volumes of non-volatile data. Since its invention in 1956 by IBM, the hard disk drive has evolved considerably in capacity and performance, while seeing its use predominantly in the field of information storage.  <\/p><p>Mass storage technologies are constantly evolving. And alongside &#8220;classic&#8221; hard disks, other technologies are developing: <a style=\"background-color: #ffffff;\" href=\"https:\/\/www.databack.fr\/recuperation-de-donnees\/disques-durs-ssd\/\"><span style=\"font-weight: bolder;\">SSD<\/span><\/a>SSHD or hybrid hard disk, helium hard disk <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-82ee6ea elementor-reverse-tablet elementor-reverse-mobile elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"82ee6ea\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-56b4af1\" data-id=\"56b4af1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ae1999f elementor-widget elementor-widget-heading\" data-id=\"ae1999f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Hard disk data recovery<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-25da181 elementor-widget elementor-widget-heading\" data-id=\"25da181\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Hard disk drive operating principles<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c46dc97 elementor-widget elementor-widget-text-editor\" data-id=\"c46dc97\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hard disks contain aluminum, glass or ceramic platters, coated with a magnetic layer. These are the famous &#8220;hard disks&#8221; that give their name to the storage medium and are its main component. <\/p><p>Data is written to these platters by a read\/write head: during write operations, this modifies the magnetic layer to write information in binary code, in the form of &#8220;1s&#8221; and &#8220;0s&#8221;. During read operations, this same read\/write head enables data recorded on the hard disk to be consulted. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d7fe76e elementor-widget elementor-widget-toggle\" data-id=\"d7fe76e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-2261\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2261\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-plus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-minus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">A mechanical part<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2261\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2261\"><p>The HDA or <em>Hard Disk Assembly<\/em>, a box containing the platters, the read\/write heads and a motor to rotate the platter and an actuator to move the head;<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-2262\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2262\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-plus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-minus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">An electronic section<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2262\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2262\"><p><span style=\"font-family: 'Open Sans', sans-serif; text-align: right;\">An electronic board or PCB (<\/span><em style=\"font-family: 'Open Sans', sans-serif; text-align: right;\">Printed circuit board<\/em><span style=\"font-family: 'Open Sans', sans-serif; text-align: right;\"> (Printed Circuit Board), which ensures HDA operation and communication with the motherboard, operating system and hard disk host.<\/span><\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-516a959\" data-id=\"516a959\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-880b16b elementor-widget elementor-widget-image\" data-id=\"880b16b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"900\" height=\"1200\" src=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/11\/photo-page-geolocalisation-8.jpg\" class=\"attachment-full size-full wp-image-14471\" alt=\"\" srcset=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/11\/photo-page-geolocalisation-8.jpg 900w, https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/11\/photo-page-geolocalisation-8-600x800.jpg 600w, https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/11\/photo-page-geolocalisation-8-225x300.jpg 225w, https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/11\/photo-page-geolocalisation-8-768x1024.jpg 768w\" sizes=\"(max-width: 900px) 100vw, 900px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b0cbcfd elementor-reverse-tablet elementor-reverse-mobile elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b0cbcfd\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-db1156a image\" data-id=\"db1156a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-8e54c47 elementor-widget elementor-widget-image\" data-id=\"8e54c47\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"514\" height=\"343\" src=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-7.jpg\" class=\"attachment-large size-large wp-image-14738\" alt=\"\" srcset=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-7.jpg 514w, https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-7-300x200.jpg 300w\" sizes=\"(max-width: 514px) 100vw, 514px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c0df5b1 elementor-widget elementor-widget-image\" data-id=\"c0df5b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-5.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-7aca117\" data-id=\"7aca117\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-5fe4022 elementor-widget elementor-widget-heading\" data-id=\"5fe4022\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Databack recovers data from your hard disk<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0b80c65 elementor-widget elementor-widget-heading\" data-id=\"0b80c65\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Hard disk drive uses and applications<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-ad8f39f elementor-widget elementor-widget-text-editor\" data-id=\"ad8f39f\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>The hard disk or HDD is the historical information storage medium par excellence. It is still the most widely used of all mass storage technologies (magnetic tape, optical disk, flash memory, SSD, etc.). <\/p><p>It has traditionally provided secondary memory for personal computers as they have developed, for desktops as well as laptops, PC compatibles as well as Macs&#8230; It stores non-volatile data, retained even in the absence of a power supply, as opposed to RAM data, which is only retained when the computer is switched on. An obvious choice today. <\/p><p>Although hard disks are still integrated into devices other than computers (video game consoles, TV recorders, etc.), their use in this type of environment is becoming increasingly rare. Its use as an information storage unit nevertheless remains widespread, notably as a : <\/p><ul><li>external hard disks which, as soon as the USB standard became widespread, found themselves embedded in boxes enabling data to be stored, consulted and processed from any computer workstation;<\/li><li>basic storage unit for <a href=\"https:\/\/www.databack.fr\/recuperation-de-donnees\/systeme-raid\/\">RAID systems<\/a>, combinations of several hard disks designed for data redundancy, fault tolerance and\/or improved read\/write speeds;<\/li><li>basic storage unit for <a href=\"https:\/\/www.databack.fr\/en\/data-recovery-expert\/nas-and-san-servers\/\">NAS servers<\/a>, networked storage enclosures and <a href=\"https:\/\/www.databack.fr\/en\/data-recovery-expert\/nas-and-san-servers\/\">SANs<\/a> with storage devices.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-4611c6e elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"4611c6e\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-324bdf0\" data-id=\"324bdf0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9ec503d elementor-widget elementor-widget-html\" data-id=\"9ec503d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"html.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<script> \r\njQuery(document).ready(function($) { \r\nvar delay = 100; setTimeout(function() { \r\n$('.elementor-tab-title').removeClass('elementor-active');\r\n $('.elementor-tab-content').css('display', 'none'); }, delay); \r\n}); \r\n<\/script>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cc531cc elementor-widget elementor-widget-heading\" data-id=\"cc531cc\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Databack specialist laboratory<\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0f4ef8b elementor-widget elementor-widget-heading\" data-id=\"0f4ef8b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">hard disk data recovery<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0715ff8 elementor-widget elementor-widget-text-editor\" data-id=\"0715ff8\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Data recovery from hard disks or HDDs<\/strong> is determined by the medium and its environment (laptop, RAID, external hard disk, etc.), as well as by the first steps taken, depending on the nature of the failure or incident.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0e0fb4b elementor-widget elementor-widget-heading\" data-id=\"0e0fb4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Hard disk \/ HDD failures and data loss<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-718cba4 elementor-widget elementor-widget-text-editor\" data-id=\"718cba4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Hard disks are made up of complex mechanical and electronic components that are sensitive to drops, vibrations, temperature variations, etc. The development of new practices around laptops (digital nomadism, telecommuting, etc.) increases these risks.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4dc3453\" data-id=\"4dc3453\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3a32d34 elementor-widget elementor-widget-image\" data-id=\"3a32d34\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-10.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d510114 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d510114\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-3baa0d4\" data-id=\"3baa0d4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b42a88b elementor-widget elementor-widget-toggle\" data-id=\"b42a88b\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-1881\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-1881\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-plus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-minus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">mechanical breakdowns<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-1881\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-1881\"><p>Mechanical failures, which mainly affect the HDA, are considered the most critical since they require the hard disk to be opened: any intervention must be carried out in a clean room so as not to pollute the magnetic surfaces of the platters;<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-f6f1967 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f6f1967\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-760af96\" data-id=\"760af96\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-183a533 elementor-widget elementor-widget-toggle\" data-id=\"183a533\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-2541\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2541\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-plus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-minus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">electronic faults<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2541\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2541\"><p>Electronic failures, essentially linked to the hard disk&#8217;s electronic board (PCB), often have an electrical origin (power surges, lightning strikes, power cuts, etc.) which can also affect mechanical parts such as the read\/write heads or the motor;<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-90e49aa elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"90e49aa\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1d6b87a\" data-id=\"1d6b87a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-04b83b1 elementor-widget elementor-widget-toggle\" data-id=\"04b83b1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<h3 id=\"elementor-tab-title-4941\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-4941\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-right\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><i class=\"fas fa-plus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><i class=\"elementor-toggle-icon-opened fas fa-minus-circle\"><\/i><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">Logic failures<\/a>\n\t\t\t\t\t<\/h3>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-4941\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-4941\"><p>Logical failures, characterized in particular by loss of access to data, have many causes: corrupt file system, faulty partition table, data corruption, boot error, human error (accidental deletion or formatting), cyber-malware and ransomware, etc.<\/p>\n<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-39e4bce elementor-section-content-middle elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"39e4bce\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-3b6ff20\" data-id=\"3b6ff20\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-f64eefe elementor-widget elementor-widget-image\" data-id=\"f64eefe\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" src=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-9.jpg\" title=\"\" alt=\"\" loading=\"lazy\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-290e71c\" data-id=\"290e71c\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9559df4 elementor-widget elementor-widget-heading\" data-id=\"9559df4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<span class=\"elementor-heading-title elementor-size-default\">Databack recovers your data  <\/span>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62efe3d elementor-widget elementor-widget-heading\" data-id=\"62efe3d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Hard disk \/ HDD data recovery procedures<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-e5caa22 elementor-widget elementor-widget-text-editor\" data-id=\"e5caa22\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>Recovering data from a hard disk \/ HDD <\/strong>requires procedures adapted to the nature and origin of the failure, as well as to the nature and configuration of the hard disk (type of personal computer, NAS or SAN configuration, RAID system&#8230;).<\/p><p>Most interventions require the expertise and infrastructure (clean room, etc.) of a <a href=\"https:\/\/www.databack.fr\/en\/\">data recovery laboratory<\/a>. It is crucial to adopt the right measures as soon as the breakdown or disaster occurs, or as soon as the abnormal absence of data is noted: <\/p><ul><li>cease all use and switch off the HDD or supporting device immediately to avoid further damage or data rewriting, and thus ensure successful data recovery;<\/li><li>do not perform any software operations on the hard disk (CHKDSK or Scandisk, formatting, etc.) and avoid using data recovery software, which could render data loss irreversible;<\/li><li>do not attempt any material or mechanical intervention on the hard disk or its components, particularly if this involves opening the disk, disassembling the HDD, manually cleaning its parts&#8230;<\/li><\/ul><p>Databack offers high-performance solutions for <strong>recovering data from hard disks<\/strong>. Our recovery methods are adapted to the HDD manufacturer&#8217;s models (Seagate, Western Digital and Toshiba), format, disk configuration and operating system. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-0a3d933 elementor-mobile-align-center elementor-widget elementor-widget-button\" data-id=\"0a3d933\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"button.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-button-wrapper\">\n\t\t\t\t\t<a class=\"elementor-button elementor-button-link elementor-size-sm\" href=\"https:\/\/www.databack.fr\/en\/free-quotation\/\">\n\t\t\t\t\t\t<span class=\"elementor-button-content-wrapper\">\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-button-text\">Request a quote<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t<\/a>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Databack recovers your data from hard disk The hard disk or HDD: principles and applications The hard disk or HDD (Hard Disk Drive) is a magnetic data storage medium. It is a &#8220;mass memory&#8221;, meaning that it can store large volumes of non-volatile data. Since its invention in 1956 by IBM, the hard disk drive [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":15216,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"page_recuperation_support.php","meta":{"footnotes":""},"class_list":["post-15958","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hard disk data recovery - Databack Laboratoire Fran\u00e7ais<\/title>\n<meta name=\"description\" content=\"Databack is the hard disk data recovery specialist. If your hard disk has failed, get a free quote!\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Hard disk data recovery - Databack Laboratoire Fran\u00e7ais\" \/>\n<meta property=\"og:description\" content=\"Databack is the hard disk data recovery specialist. If your hard disk has failed, get a free quote!\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/\" \/>\n<meta property=\"og:site_name\" content=\"Databack\" \/>\n<meta property=\"article:modified_time\" content=\"2025-08-27T09:04:16+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-8.jpg\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"6 minutes\" \/>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Hard disk data recovery - Databack Laboratoire Fran\u00e7ais","description":"Databack is the hard disk data recovery specialist. If your hard disk has failed, get a free quote!","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/","og_locale":"en_US","og_type":"article","og_title":"Hard disk data recovery - Databack Laboratoire Fran\u00e7ais","og_description":"Databack is the hard disk data recovery specialist. If your hard disk has failed, get a free quote!","og_url":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/","og_site_name":"Databack","article_modified_time":"2025-08-27T09:04:16+00:00","og_image":[{"url":"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-8.jpg","type":"","width":"","height":""}],"twitter_card":"summary_large_image","twitter_misc":{"Est. reading time":"6 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/","url":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/","name":"Hard disk data recovery - Databack Laboratoire Fran\u00e7ais","isPartOf":{"@id":"https:\/\/www.databack.fr\/en\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/#primaryimage"},"image":{"@id":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/#primaryimage"},"thumbnailUrl":"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-8.jpg","datePublished":"2022-12-06T11:25:55+00:00","dateModified":"2025-08-27T09:04:16+00:00","description":"Databack is the hard disk data recovery specialist. If your hard disk has failed, get a free quote!","breadcrumb":{"@id":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/#primaryimage","url":"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-8.jpg","contentUrl":"https:\/\/www.databack.fr\/wp-content\/uploads\/2022\/12\/page-support-disque-dur-8.jpg"},{"@type":"BreadcrumbList","@id":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/hard-disk\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"R\u00e9cup\u00e9ration de donn\u00e9es","item":"https:\/\/www.databack.fr\/en\/home\/"},{"@type":"ListItem","position":2,"name":"DATA RECOVERY EXPERT","item":"https:\/\/www.databack.fr\/en\/data-recovery-expert\/"},{"@type":"ListItem","position":3,"name":"hard disk"}]},{"@type":"WebSite","@id":"https:\/\/www.databack.fr\/en\/#website","url":"https:\/\/www.databack.fr\/en\/","name":"Databack","description":"Laboratoire fran\u00e7ais de traitement de donn\u00e9es sensibles et volumineuses","publisher":{"@id":"https:\/\/www.databack.fr\/en\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.databack.fr\/en\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.databack.fr\/en\/#organization","name":"Datenabruf","url":"https:\/\/www.databack.fr\/en\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.databack.fr\/en\/#\/schema\/logo\/image\/","url":"https:\/\/www.databack.fr\/wp-content\/uploads\/2025\/06\/favicon.png","contentUrl":"https:\/\/www.databack.fr\/wp-content\/uploads\/2025\/06\/favicon.png","width":512,"height":512,"caption":"Datenabruf"},"image":{"@id":"https:\/\/www.databack.fr\/en\/#\/schema\/logo\/image\/"}}]}},"_links":{"self":[{"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/pages\/15958","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/comments?post=15958"}],"version-history":[{"count":0,"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/pages\/15958\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/pages\/15216"}],"wp:attachment":[{"href":"https:\/\/www.databack.fr\/en\/wp-json\/wp\/v2\/media?parent=15958"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}