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External USB Drive Unmounts When System Idle

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There is already a registry key 1058xxxx with a DWORD 0x8, should that be modified to 0x408? Usually, but not always, these are the cheap ones, where there is no way to open the case without breaking it. Chillout Room All times are GMT -5. MacIssues How to use, troubleshoot, and repair your Mac Menu Skip to content Main Troubleshooting Hardware How-To Core OS X Printing and Peripherals Sharing Services Applications Hardware Reviews About Forum Store news

Reply dinh says: January 8, 2014 at 5:18 pm This works! this is causing me a lot of issues and i already used the power management settings and disabled this feature on 8.1 but still the issue exists. I agree, it's USB-powered in this case for my drive, so essentially the USB is the power. A firmware update might resolve the issue. http://www.sevenforums.com/hardware-devices/43081-external-usb-drive-unmounts-when-system-idle.html

The Disk Was Not Ejected Properly Mac External Hard Drive

MikeWL December 26, 2015 at 5:23 pm This started happening immediately upon my upgrade to El Capitan… This is an OS issue. I did what Amar Bhide recommended, made an update, edited registry, nothing changed. The drive is seen in the uefi. With no common hardware configuration to suggest a compatibility error, this suggests the problem is occurring from the way OS X is handling the drives.

I downloaded the latest firmware from Western Digital and updated the 1130 and 1140 drives. Select the View > Devices by connection from the menu: 5. Could we still plunge modern civilization into another black death? External Hard Drive Keeps Disconnecting Mac However, still hear the drive spinning and there is still power to the drive....

Reply Eric Wall [email protected] says: November 8, 2013 at 5:26 pm This "glitch" is extremely annoying and I don't want to mess with my registry. what did however solve it was downloading and forcing windows to use different usb drivers. (device manager -> update driver on the usb3 extensible host thing --> choose specific one) after And with what values ? Add a 32-bit DWORD value named "MaximumTransferLength" and specify the maximum transfer size value between 65535 (64 KB) and 2097120 (2 MB) in the data field." Reply USB Blog says: December

Since putting in USBVID_18A5&PID_0216&REV_0112 USBVID_18A5&PID_0216 in the registry, the sun is shining again on my head… Thank you so much for your help! Keep Drive Spinning Reply Michael says: November 4, 2013 at 1:33 am This hack worked for me: Digitus USB 3 External HDD Enclosure 2.5" WD Scorpio Black 750GB (WD7500BPKT) Connected to: Intel(R) USB 3.0 For most USB storage devices and USB host controllers, the power-saving mechanism works without issues. After the firmware updates, on both computers all of the drives appear as separate entries in the "Safely Remove Hardware" list and can be removed separately.

Mac Keeps Ejecting External Hard Drive

Cole says: November 2, 2013 at 5:05 pm My IDs are: VID_1520 & PID_0551 I have a multi-drive enclosure connected to a USB 3.0 port, and it was repeatedly disconnecting every https://discussions.apple.com/thread/6607988?tstart=0 Only For my WD MyBook. The Disk Was Not Ejected Properly Mac External Hard Drive I never had a problem until El Captain Crunch (I call it that because of the puerile UI and dumbed-down utilities). El Capitan Ejects External Drives I have my Apple keyboard attached to the same HUB of 4 of which only two were in constant use.

The registry workaround described in this article applies to BOT devices only. ^p Reply USB Blog says: December 30, 2013 at 4:22 pm @Arthi Dolinc, your second drive is probably hitting navigate to this website Thank you for reading. ^^ Reply Mark Solomon says: December 30, 2013 at 12:11 pm Epic fail Microsoft… You could have addressed this in a patch-and you didn't. Is it rude to use tracking softwares for the emails that you send to potential advisors? Part... External Hard Drive Ejects Itself Mac

If you have a portable, USB powered disk you have the choice only to turn off the computer OS which is hardly convenient. Whenever I want to access them, there is 5-10 seconds delay for the HDD's to fire up. While working with different drives I switched up the original cable with a cheap cable that came with a cheap case. More about the author Two drives are VID 0BC2&PID A0A4 and VID 0BC2&PID 3332 Below is a link to an .etl trace that should show what's happening.

USB 3.00 (left on NB ) works if 1 port is filled (Usb key verbatim 16 GB) , then also WD 750GB become visible. How To Turn Off Spotlight For External Drive just seems random with no rhyme or reason.Mike Dec 25, 2014 9:27 AM Helpful (0) Reply options Link to this post by WorkBootz, WorkBootz Dec 29, 2014 4:56 PM in response If not, then the trouble may be with your Mac, not with the drives.

It worked for my Toshiba so I was hoping it would for my Seagate as well, but no such luck.

Download the ToggleSuspend.ps1 to a local directory. And I always check the drive light too! The error is always preceded by trying to access a file or copy something to or from the drive. External Hard Drive Keeps Ejecting Itself Mac Did you get the usb problem sorted out?

Clearly Windows related. My System Specs OS XP Pro/Vista Ultimate (64)/Windows 7 Ultimate Signature Edition(64) CPU Core 2 Duo E8500 @ stock Motherboard Gigabyte EP45-UD3R Memory 8Gb (4 X 2Gb) Corsair Dominator 1066Mhz DDR2 In the latter case, I turn it off and wait until it stops spinning before I move it. click site Dec 24, 2014 9:40 PM Helpful (0) Reply options Link to this post by LightningMike, LightningMike Dec 25, 2014 9:27 AM in response to pictureboy Level 1 (6 points) iCloud Dec

Posted on Oct 26, 2014 5:11 AM View answer in context Q: Yosemite ejects external drives Hide Question All replies Helpful answers Page 1 of 21 Next last by pictureboy,★Helpful pictureboy Computer Type PC/Desktop System Manufacturer/Model Number Home Brewed OS 8.1x64PWMC Ubuntu14.04x64 MintMate17x64 CPU I7 4970K OC'ed @4.7 GHz Motherboard MSI-Z97 Memory 16 GB G-Skill Trident X @2400MHZ Graphics Card NVIDIA GeForce The time now is 02:24. But can it cause problems with the computer as well, such as with the file directory?

solved How to Create a Bootable USB Pen Drive For Windows 8.1 solved Can't open installed games after installing windows 8.1 via Bootable usb drive solved External USB Drive Causes Bsod No help My System Specs You need to have JavaScript enabled so that you can use this ... When I restore will the computer find the correct system restore file? Any suggestions?

Carefully push a small pin into the connector for the USBOC wire (pin 10) and release it by pressing back the tiny tab while sliding the wire out. Reply Alan says: December 23, 2013 at 8:51 am Thanks so much for this. Voila! I'm a bit confused by it though.

I do not see any real difference between doing that and just unplugging the usb cable that is powering a drive; Once it is unmounted the cable becomes nothing more than Reply sotong33 says: November 4, 2013 at 9:10 pm USBVID_0BC2&PID_3332 ==> Seagate Expansion 2Tb NO it didn't work. Jon My System Specs OS Windows 7 64-bit CPU AMD Athlon 64 X2 3800+ Motherboard MSI K8N Neo4 Platinum Memory 3.25GB Graphics Card Sapphire Radeon X700 Pro Monitor(s) Displays Viewsonic VG2230wm To do this, right-click the drive and choose the option to decrypt from the contextual menu.

No firmware updates are available for the 1230 drive. As I am limited to just 3 ports, these are obviously filled with printer/scanner, small USB 3 way splitter and card reader (saves me trying to find the slots in the The problem of repeatedly disconnecting and connecting while the computer was idling has been resolved. I have tried all the different usb ports (some 3.0 and some 2.0) and same thing happens - only the hitachi drive.

Never lost any data.