Secure Digital (SD) cards are a widely used memory card format used by many technology brands brands in portable electronic devices such as digital cameras.

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Micro SD impossible to modify (write or format)

Recently i had problems with my SD card used for my android device, basically i cannot modify it (write or format). Only read it, if i try format or write, any time that connect and fisconnect from ...
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12 views

Use SYSLINUX to boot from a separate device

I have a laptop with no harddrive that I'm booting from a modified persistent LiveCD thumbdrive, but performance is terrible due to the low speed of the thumbdrive. I also have a class-10 SD card of ...
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22 views

Windows won't let me acces a write protected sd card

I have a micro sd card that I used to use in my old Nokia phone. It worked fine in it. I got an adapter and I'de like to copy the files from it to my computer. When i try to open it in my file manager ...
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1answer
40 views

One SD card transfers file to PC faster than another one

I have several Sandisk SD cards all rated Class 10. One card transfer files to my computer faster than the others. Specifically I had taken several pictures and used a different card each day. One ...
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0answers
13 views

Internal card reader not recognized on boot

In 9/10 times, my internal card reader is not recognized when booting my pc. It's a desktop computer and the card reader is attached directly (internally) to the mainboard (Asus H81M-K) via 9-pin ...
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1answer
22 views

Sd Card Reader Not Working after first time use

Last week I got an SD Card Reader to enable me to download my photos from my camera as I can't do it direct from my camera anymore. It worked fine the first time. Then I safely ejected it and the ...
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1answer
52 views

How do I repair an SD card whose partition format cannot be recognized?

I have a 2GB SD card that was reportedly unreadable on several digital cameras and computers, and I need to get data from it. When I put it in my Mac using a card reader and check Disk Utility or use ...
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1answer
24 views

How does 200x or 300x in relation to an SD card differ from the class rating?

I've always understood "class 10" (or whatever) to refer to the speed of an SD (or SDHC) card, but apparently ratings like 200x or 300x also refer to speed. How do the two rating systems differ? ...
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43 views

How to fix micro SD card

I have a 16 GB micro SD card in my android smartphone, and lately it has been acting funny. When I attempted to view the files on my computer (Macbook pro OS 10.9) using a USB adapter, it did not show ...
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39 views

Micro sd card adapter not read by the computer

I have a samsung micro sd adapter with a SanDisk micro sd (does the difference of brands matter?). I inserted my adapter into the port of my pc (a windows 7) named SD/MMC, but I can't see it in the ...
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1answer
32 views

When formatting an SD card, can you set a custom allocation unit size?

I have an SD card that will only store files of 512, 1024, 2048 and 4096 KB in size. I wanted to set the allocation unit size to 512KB, but the maximum allowed in Windows is 64KB. Can I set this ...
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1answer
46 views

Undetectable SD card

I've had some weird stuff going on with my phone SD card so I decided to format it. Right at the 100% of formatting the message box with "Windows can't format this drive" popped up. Now the card is ...
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21 views

Worm memory card or pendrive

Do you know if exists a WORM Usb / Flash / SD memory? I want a write once memory not switchable (I can not delete file anyway). I found a Sandisk WORM SD card, but seems out of production...
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1answer
40 views

Hard drive restore on reboot on windows embedded

My company has an old out of service device with windows embedded on it that we want to re purpose. Any changes to the drive (SD Card with 2 partitions), (ie: installed software, ip address, system ...
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0answers
15 views

I want add a new virtual sd card into vmware desktop

I have a VM Ware desktop virtual machine. I need a "virtual" SD Card, but there is not in hardware list and i can't add it.
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1answer
31 views

Some doubts about Linux partition managment

I am not very experienced using Linux and I have the following situation that cause me some doubts. I have wrote RaspBian (the RaspBerry linux distribution) on an SD card using this command on ...
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2answers
63 views

Bootable SD card still has small memory, even after formating

I have an SD card which I used to run my RaspberryPi. I wanted to update the copy of raspbian on it, so I formated the card using the software from www.sdcard.com. I followed all the instructions ...
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70 views

Why, in Ubuntu, I cant access to an SD card using the laptop SD card reader?

I have ab Ubuntu 12.04 installation on a Virtual Machine and I am finding some problems try to read an SD card inserted into the SD card reader of my laptop. The problem is that if I try to insert ...
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1answer
45 views

Micro SD fell into my computer

I tried to put a Micro SD into the slot for the Micro SD but probably there isn't a real slot but just a slit… Well now the Micro SD is inside of the cabinet, how can I get it out of there? Is it ...
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1answer
43 views

Does my motherboard support booting from SD card?

How do I check if my motherboard supports booting from an SD card? (In my case this is a Dell XPS 15 I bought sometime in 2010.)
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2answers
45 views

Changes applied to SD Card won't stick after unmounting

My friend recently asked me to help her with her SD card. When I tried to read it, I found out that it has corrupted partition table. So, I cleaned it up and then tried to recreate partition table. ...
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2answers
42 views

Super robust SD card cleaner

My friend asked me to help him with her SD card. I looked at it and it was completely messed up (corupted partition table, ...). She doesn't care about the data. I tried recreating partition table, ...
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0answers
46 views

RPi kernel panic with Raspbian

Some background: my RPi has been randomly shutting down since pretty much ever, I just reboot it (unplug / wait 1-2 minutes / plug) and it usually works again. I've never been able to trace the ...
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14 views

Extremely Slow SD Card Writes

I'm in a bit of a pickle. I have a 4GB Kingston MicroSD that has worked well for me for years. However, within the last few weeks it's been nigh on unusable due to a strange thing. If I do any sort ...
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1answer
87 views

Completely clean-up sd card and create new partition table

My friend recently asked me to help him with his sd card. It just stopped working. So I borrowed it and plugged it to my PC. What I got, was basically nothing. No partitions, corrupted partition ...
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1answer
65 views

Optimal cluster size for random I/O

I'm specifically interested in the answer for NAND storage (SD cards, memory sticks). I have a Windows 7 laptop where I run 2 VM's inside VMWare, as well as multiple programs in the host OS. VM disk ...
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44 views

No Read/Write SD Card Permissions on Windows 7

I'm sorry, I try as often as possible to avoid repeating questions but I've tried the suggestions on previous threads here and elsewhere and I cannot fix it. I have an SD card I'm trying to open ...
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39 views

How can I get rid of a nonexistent disk that appears in /dev as a “ghost” of my SD card (Debian GNU/Linux)?

I have a "ghost" disk registered in /dev. The disk doesn't actually exist - it looks exactly like my SD card (size, partition label and fs) that used to be plugged into the card reader. The card is ...
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19 views

Restore files with CHKDSK to different drive due to space issues

After a hw failure, I scanned my SD card with chkdsk /f /r for device errors. The command found and fixed all of the problems but while finishing it asked me if I wanted to convert lost chains into ...
2
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1answer
45 views

Cannot format a 64 GB Class 10 SanDisk card

I have this card and it has suddenly gone read only. Windows and my phone can only read and cannot add or delete files from it. I am currently trying gparted to correct this card, but it is of no use. ...
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11 views

Using an SD card for regular backups? [duplicate]

I recently updated to a 128 GB solid state drive, and I've gotta say, I love the boot times and app load times, however I'm not keen on the increased possibility of spontaneous failure. I figure I've ...
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3answers
578 views

My PC is slow after moving Windows 7 profile to SD card [closed]

So I just moved my entire User profile to an 8gd SD card to avoid unnecessary hits on my HDD (my previous HDD died out of spindle failure , so this was a safe than a sorry step) Now , entire Cache, ...
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1answer
67 views

Is my SD card physically broken?

I have a 64GB Kingston Micro SD card that I am wondering if could be physically broken since I am completely unable to repair or restore it. I have no data on it to worry about, so I only want to ...
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28 views

Trying to create a new partition table

I have a 64gb sd card which i have used as storage. When i had it in my laptop and by accident i pulled it out when it was mounted. The card didn't mount when i put it back in, but gparteds recovert ...
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43 views

I want to read SMS from SD card

I have my SMS in my Nokia phone saved to the SD memory card in a folder called Private\1000484b\Mail2 (at least I think they are). The folder contains files with no extension whatsoever (just files). ...
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1answer
31 views

Do you know of an ExpressCard 54 SD Card Reader that doesn't stick out and isn't actually USB [closed]

Many ExpressCard 54 devices stick out and are inconvenient to have plugged in all the time. I would like to leave an SD Card reader in all the time as another drive. Do you know of one that doesn't ...
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284 views

SD card reader not working on Debian

I'm using Debian for about 6 months and my card reader never worked. I tried several solutions I found online with no luck. How can I make it work? Here's the output generated by lspci 00:00.0 Host ...
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42 views

What should I do about corrupt data in an SD card?

I have an SD card (32GB Sandisk Extreme I think) which has recently been corrupted in some way. It is used in an SLR camera which has its own hardware issues (sometimes things happen when you don't ...
2
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2answers
254 views

Testdisk on SD card heads/cylinder mismatch

I tested the micro SD card of my phone with testdisk, and it says somethings about heads/cylinder mismatch. What is that? SD card should not have heads...
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1answer
69 views

Strange SD card behaviour

I have a Sandisk 8GB SDHC card. Yesterday I was trying to write a Raspberry Pi OS image to it. But it fails in the middle. From then on, the card seems to be "dead" in my desktop PC since it no longer ...
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0answers
138 views

Windows 8.1 WriteProtect not working on SDCard

I am using the registry key HKLM\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies\WriteProtect with value 1 to make removable storage read-only. It works for USB drives but not working for SD ...
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146 views

Sansa Clip Zip freezes when “Refreshing media” from an SD card

My Sansa Clip Zip exhibits a rather well-known issue where it freezes when "Refreshing media" from an SD card. Unfortunately I seem unable to find a way around it. To make sure that nothing goes ...
0
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0answers
43 views

SD card never detects through card reader

MY SD card works fine on windows when I use the inbuilt reader in the laptop. But when I use it with card read (Quantum), it does not work at all. On a linux machine (where I do not have inbuilt ...
0
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1answer
40 views

Trying to install letterbomb onto a SD card in ubuntu. Cannot find SD root dir?

When I plug my SD card in two file systems pop-up boot and 16gb file system, both sub directories of /media/ (which is a dir in ubuntu for periphials correct? not on the SD card itself). Following the ...
3
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1answer
337 views

SD Card corrupt after copying with dd command

I was trying to move the Pidora (Fedora for Raspberry Pi) image to my sd card using the dd command, but I realized that I had forgot to put in the bs=4M argument and had to terminate the program half ...
0
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1answer
47 views

Factory Reset (micro)SD Card

This is not similar to other questions on this site. I used WinImage to restore a virtual hard disk to a physical drive. This was so I could make a backup of my Nook. It created a partition of around ...
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1answer
45 views

Unable to load a file within a software using remote desktop connection

I was recently working with Windows Remote desktop connection. The local machine is windows 7 and the remote machine is windows 8. The connection was successful. I have a software installed on the ...
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1answer
60 views

Should I use an sd card as a paging file and readyboost with vista on latitude e6400 with 2gb ram?

Thanks in advance for your time folks. I bought an older friend of mine a cheap laptop after his died as a bit of charity to a poor friend. He's a giant media fiend movies and music. So I thought I ...
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47 views

Quicktime killed my AVCHD file

I have a Sony DSC-HX50V photo camera. The system I have been using for video storage is this AVCHD thing, which consists of a big file storing all the videos. Using Quicktime under Mac OS 10.9.2, it ...
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1answer
92 views

SD card mounting trouble

Im trying to mount an SD card, And it generally (~80%) works great for a few seconds, Long enough for me to see the folder structure, and then unmounts itself. I need to have it monuted long enough ...