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Disk Erase Failed Input Output Error Mac

can not post a blank message. Please type your message and try again. This discussion is locked vladimir Zabavskiy Level 1 (0 points) Q: Disk Erase failed with the error: Input/output error Hello,I bought a new SATA hard drive (HD 750G|WD 7K 16M SATA2 WD7500AAKS) and I'm trying to erase it with Disk Utility because the disk is not mounting on the desktop. Every time I get a message: "Disk Erase failed with the error Input/output error"Does anybody know what it means? Is the disk damaged?Thank you,Vlad Mac Pro, Mac OS X (10.4.11) Posted on Aug 13, 2008 3:14 PM I have this question too Close Q: Disk Erase failed with the error: Input/output error All replies Helpful answers by Kappy, Kappy Aug 13, 2008 4:31 PM in response to vladimir Zabavskiy Level 10 (271,467 points) Desktops Aug 13, 2008 4:31 PM in response to vladimir Zabavskiy Did you partition the drive?Extended Hard Drive Preparation1. Open Disk Utility in your Utilities folder. If you need to reformat your startup volume, then you must boot from your OS X Installer Disc. After the installer loads select your language and click on the Continue button. When the menu bar appears select Disk Utility from the Installer menu (Utilities menu for Tiger or Leopard.)2. After DU loads select your hard drive (this is the entry with the mfgr.'s ID and size) from the left side list. Note the SMART status of the drive in DU's status area. If it does not say "Verified" then the drive is failing or has failed and will need replacing. SMART info will not be reported on external drives. Otherwise, click on the Partition tab in the DU main window.3. Click on the Options button, set the partition scheme to GUID (only required for Intel Macs) then click on the OK button. Set the number of partitions from the dropdown menu (use 1 partition unle

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Start here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this http://apple.stackexchange.com/questions/125965/unable-to-format-erase-hard-drive site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us Ask Different Questions Tags Users Badges Unanswered Ask Question _ Ask Different is a question and answer site for power users of Apple hardware and software. Join them; it only takes a minute: Sign up Here's how it works: Anybody can ask a question Anybody disk erase can answer The best answers are voted up and rise to the top Unable to format / erase hard drive up vote 11 down vote favorite 3 I have an external HD that died on me a while ago and I'm trying to see if I can format / erase it to start using it again. The disk does not show up in Finder but disk erase failed I can see it in Disk Utility. When I try to erase it from there I get Disk Erase failed with the error: POSIX reports: The operation couldn’t be completed. Cannot allocate memory When I try to verify the volume: diskutil verifyVolume /dev/disk2 Error starting filesystem verification for disk2: Unrecognized filesystem (-9958) I've tried running a surface scan in Techtools Pro, it processed 650 blocks and all were bad. I cancelled the operation cause it was very slow. Diskutil info /dev/disk2 tells me: Device Identifier: disk2 Device Node: /dev/disk2 Part Of Whole: disk2 Device / Media Name: WD Ext HDD 1021 Media Volume Name: Escaped with Unicode: Mounted: No File System: None Partition Type: None Bootable: Not bootable Media Type: Generic Protocol: USB SMART Status: Not Supported Total Size: 2.0 TB (2000396746752 Bytes) (exactly 3907024896 512-Byte-Blocks) Volume Free Space: Not Applicable Read-Only Media: No Read-Only Volume: Not applicable (no filesystem) Ejectable: Yes Whole: Yes Internal: No OS 9 Drivers: No Low Level Format: Not Supported I've also tried: diskutil eraseDisk JHFS+ Stef2TB /dev/disk2 Started erase on disk2 Unmounting disk Creating partition map Waiting for disks to reappear Formatting disk2s2 as Mac OS Extended (Journaled) w

 

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