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Questions tagged [memory-card]

A memory card is a physically small storage device that is used in consumer electronics - especially digital cameras - to hold data, usually until it can be moved to a computer. SD, xD, MemoryStick, CompactFlash are examples.

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Does 2666Mhz DDR4 RAM work in an Intel NUC7i [x] BN?

The specs say: 2400 MHz memory modules will work on these Intel NUCs, but because the processor only supports speeds up to 2133 MHz, higher-speed SO-DIMMs operate only at the 2133 MHz memory ...
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Why is Windows shows my 16 GB Memory Stick Pro Duo as 126 GB?

I try to revive my PSP after 4 years of not touching it. Charged it to 100%, every components work as intended except the Memory Stick reader or the MemStick itself. It states that I have to format. ...
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1answer
69 views

Minimum write speed suggestion to a memory card for 1080p video recording with 30 FPS [closed]

I have been using a Samsung A5 (2017, SM-A520F). Its maximum performance in video recording is 1080p, 30 FPS. Please specify the minimum practical write speed that I need to have when I am buying a ...
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2answers
50 views

Can't format or erase flash card neither on Linux nor on Windows [closed]

I have brand new flash memory card (MicroSD), which I am connecting to the computer via relatively old, but USB3 card readers. I've tried two different card readers. One card reader says card "is ...
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1answer
33 views

MicroSD content disappeared and turned into one big unaccessible file [duplicate]

I put some 8Gb MicroSD card in Video Recorder and recorded some video onto it. Then I got a message, that card is full. I plugged it into computer's card reader and saw, that card was full of Android ...
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1answer
36 views

Detect and qualify flash memory (sd card) wear

What is the best way to detect and evaluate/qualify flash memory wear that usually occurs after a lot of data has been written the flash? I mean especially a wear caused by continuous writes by dash ...
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52 views

How do I format a Sd card (8gb sandisk) which is showing raw files (30mb) & write protected? [duplicate]

Through command prompt I can neither select partition nor create another primary partition. Also, I am unable to format it using 3rd party software.enter image description here
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416 views

Is extracting a ISO file to USB, the same method as creating a bootable USB?

Trying to create a bootable USB with just my phone. Was wondering if booting would work with just extracting the files to the USB. Thanks in advance!
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265 views

Micro SD card fails to be detected in RHEL 7.2, while Windows 10 asks to format it each time is inserted

I have the following MicroSD card which fails to be detected on RHEL 7.2, while Windows 10 asks to format it each time it is inserted. The card is a MicroSD HC I Class 6 (8GB) In RHEL 7.2, dmesg log ...
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1answer
579 views

Why does A New Memory Card Needs to be Formatted Before Use? [duplicate]

Why does a new memory card or flash drive need to be formatted before using it? All of I get from internet is just a tip to format it before use. But they don't explain why we need to format it ...
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1answer
4k views

Upgrade memory from 4GB to 16Gb, but Hardware Reserved memory got 8GB

I want to upgrade my laptop memory from 4GB (Hynix-BUS 1600-DDR3-PC3 12800-voltage 1.5v), to two 8GB memories (total:16GB - Kingmax-BUS 1600-DDR3-PC3 12800-voltage 1.35/1.5v) OS: Windows 7 64bit ...
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1answer
297 views

Identify DRAM type in Linux /sys

I'm trying to figure out the DRAM type of my computer's DRAM and the operation mode the DRAM is using. On one of my very old computer with Linux 4.2.0-27-generic kernel installed, I can see the DRAM ...
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How can an SD Card go thermonuclear

About 5 days ago i got a 128GB micro SD card from a store and it worked great and was really fast possably because it was brand new, but recently today i noticed that the computer i put it in did not ...
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2answers
4k views

Card/USB flash storage: how to trim/discard/reset after heavy usage?

I wonder, if it is possible to 'reset' the controller of an USB drive or a memory card to treat as 'unused' on Linux (Fedora 24)? Background: I have overwritten an USB drive from /dev/urandom. I.e., ...
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2answers
1k views

How are integrated SD-card readers connected?

Many laptop computers now feature integrated SD-card readers so that users can read/write SD-cards without needing to plug an external reader into a USB port. Are these integrated SD-card readers ...
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1k views

Why doesn't my android tablet read my SD-Card, when it is readable by other devices?

I have : A feature phone An Android Tablet - iBall Slide Brillante 8GB A 2 GB Sandisk SD-Card. A Windows-7 laptop computer. My SD-Card was essentially for use in my feature phone. I have been using ...
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1answer
239 views

Why is there an upper limit on MicroSD card adapter?

I'm currently searching for a MicroSD adapter for my MacBook. I saw several adapters satisfying my condition. But most of them had an upper limit on the storage size they support. (Example) This is ...
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1answer
796 views

Asus X205TA microSD HC card not recognised

I have got this laptop: X205TA and bought this SD card: SanDisk and my laptop does not recognize this card. I have tried to download a card reader driver, but there seems to be no such driver. How do ...
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6answers
14k views

Will a 128GB SDXC work on a 64GB compatible sd card slot?

I'm not quite sure if this was the correct board for this topic. But I had been searching for an answer and found no luck in with regard to this specific question.. I'm looking to buy a Lenovo Miix 3-...
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2answers
62 views

Are faster high-capacity microSD cards less compatible?

I have heard claims that faster high-capacity (64GB+) microSD cards will not work in some devices in which slower cards will work. I have not been able to correlate this to any particular brands or ...
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2answers
8k views

How to undo hack on fake memory card [closed]

I bought an SD memory card 32gb that I didn't know was fake till I used it on my PSP, then I tested it with h2testw to know the actual capacity and it was way lower than 32gb,maybe about 4gb, please ...
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1answer
317 views

Xyplex MaxServer 20 Terminal Server

I recently purchased a Xyplex (which was purchased by MRV) MaxServer 1620 terminal server for my CCNA lab so I could manage all of the console connections from a single device.. Well, that was the ...
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2answers
689 views

Files disappeared from memory stick

I worked on some documents on my memory stick and then most of the files on it disappeared. The system shows these stats for the stick: capacity 59.6GB, used 51GB, free 8.58GB That seems ...
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4answers
275 views

How is it possible that In a 4GB memory card a folder of 24.5GB is created?

I had some problem in my memory card. I don't know how, but sometimes the data in my memory card exceeds the limits of its storage capacity. This is the screenshot of the properties of my memory card ...
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1answer
61 views

Installing EFI boot on 128GB memory card

I am using laptop having 5200rpm hdd, and I stuck with its speed, so I was thinking to purchase a ssd which can improve performance but hdd are so expensive, and I can't keep both hdd in my laptop. So ...
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1answer
227 views

Anything wrong with my computer memory because of failures in some memory tests?

Recently I bought a used Lenovo Thinkpad W530 with 32G RAM in memory. This machine runs on 64bit Win 7 Pro. I did an extended CPU test on it. No problem. However, I got FAILED in three metrics in ...
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168 views

What is the minimum spacing between memory slots on the motherboard?

I'm planning to purchase the motherboard GIGABYTE G1.Sniper B5 along with a pair of pair of (2 x (2 x Sticks) = 4 Sticks) DDR3 memory CMY16GX3M2A1600C9. I found the dimensions of the memory stick here....
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55 views

How can I debug OSX memory card events

I am trying to get kernel messages for memory card insertion - removal, but i don't get logs. I issue the command "tail -f /var/log/kernel.log" So i need to know how to increase kernel log level to ...
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2answers
2k views

How is a 200GB MicroSD card possible? [closed]

Just recently a 200 (yes, 200) GB card has been announced by some flash memory manufacturer. The question is not about the giant capacity this card has or how they are made, but the peculiar number on ...
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1answer
116 views

Memory cards for tablets [closed]

I want to learn more about the terminology used in association with high-quality memory cards. For example, Class 10 is the fastest class available. Above this, UHS-1 makes it even faster. In ...
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87 views

Weird!!! Where is my folder in flash memmory?

I have a Silicon-Power 4GB USB flash memory. I had some files and a directory named ro0t in it. but today while I can see the occupied size, I can't the that directory! I even change settings to ...
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80 views

Where Is My Memory Wasted?

I have 8 GB Random Access Memory. And have no idea where the major (6 GB) part of it is disappeared (or usually disappears). Total sum of all the MBs listed in the Task Manager (I know not all of the ...
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1answer
137 views

Flash based storage. Do i need to re-plug them back in to my PC from time to time? (Memory cards & SSD's)

I've bought some memory cards for the purpose of backing up & storing my pictures and videos in case my PC's hard drive fails or the data on it becomes unreadable. The hard drive may not fail for ...
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0answers
891 views

How to write protect microSD card?

My phone is corrupting memory cards while trying to write data. I want to make my microSD read-only or write protect it (even if phone is not the reason). Searching on Google returns the solutions to ...
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1answer
3k views

How can I protect my SD card?

Is there a way that I can read my SD card on my computer (or even cell phone), but it would be locked on any one else's computer (or cell phone)?
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3answers
9k views

How to format a memory card which is infected by a virus and antivirus is not able to delete it

I've bought a memory card which is recently infected by a virus. I tried to scan it with latest Bitdefender 2014 and Norton 2014 they both failed to delete the virus. Then I deleted the partition and ...
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1answer
47 views

memory upgrade for Gateway GT-5428

My Gateway GT5428 has (2) 512 PC2-5300u-555-12 memory boards installed from the factory. Iwant to upgrade to 2gb. Will (2) 1gb pc2-5300 ddr2-667 240pin dimm standard non-ecc work for this upgrade or ...
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1answer
53 views

Particular microSD card is not working with camera

I was using an 8GB microSD card with a Canon PowerShot SX150 IS camera. It was functioning correctly. One day when I took a picture, it prompted me: Memory Card Error. But I was able to display old ...
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3answers
667 views

Laptop works but no display

I have a Sony Vaio VGN-SZ61MN laptop which is running windows 7. One of its memory cards is not working and has been removed from the slot. At startup I can hear 1-long beep and 2-short beeps. ...
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1answer
431 views

Will killing chkdsk on a PSP damage the memory card?

I have a PSP connected to the PC via data cable. It has a Memory Stick Pro Duo Adapter that contains a 32gb Micro SD card. Awhile ago, the cable got disconnected unexpectedly and when I plug the PSP ...
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2answers
46k views

What is the largest size of a 640x480 JPEG?

I'm creating a data storage device that takes a certain number of pictures of the night sky over a couple of hours, and the pictures will be downloaded right after they are all taken. The memory card ...
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1answer
274 views

Does flash-memory integrity depend on system resources while reading/writing (like CDs/DVDs)?

Question I’m really concerned that flash-memory is just not reliable as a storage for irreplaceable files. Does anybody know if the integrity (corruptibility) of flash-memory (flash-drives, memory-...
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1answer
903 views

memory capacity versus physical size

memory cards,USB drives have the same range(in terms of size), what exactly causes their memory capacity to differ even though the sizes of the 1GB,2GB,8GB,16GB,32GB memory cards look the same ...
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2answers
9k views

Why is my sd card only readable in the camera but not in the computer?

I am not able to download the contents of my SD card which is full of photos from my Nikon camera. When I put the card into my camera, I can view the photos, without a problem. But when I put the SD ...
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1answer
403 views

how to make a memory card unreadable only for computers?

I want to make my memory card unreadable for my big brother and his friend's computers. Is it possible to make my memory cards unreadable only for computers but read and writable for mobile phones or ...
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2answers
2k views

Reading P2 card with standard PC Card (PCMCIA) reader

I have a Panasonic professional video camera which uses P2 cards. Looking for a way to connect them to the computer without using the camera, I found that the only P2 reader in the market is the one ...
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1answer
958 views

Dying SanDisk Memory Stick Pro Duo

I have a Memory Stick Pro Duo and after attempting to delete the largest file from a Mac the stick has become unusable. I can almost access it. When I put it in my PC I can open/delete/copy/paste/...
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1answer
576 views

Does this memory stck have a virus? It is showing only 541kb but the original size is 4 gb

My friend has a USB memory stick which is supposed to be 4 gb. Suddenly it has changed its size after they actually tried new software for locking usb drives. As a result the memory sticks size is ...
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2answers
13k views

How do I detect SD card insertion (just the SD card, not the card reader) in Linux?

I have a headless debian (3.2.0-3-686-pae) to which I wanted to attach a standalone card reader to automatically process my pictures. The idea is that the reader will be plugged in all the time and I ...
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3answers
24k views

Restoring MBR, partition table, and boot sector of memory card without data loss (“USBC”)

Abstract I have a FAT32 memory card that when inserted into a computer causes Windows to prompt to format it. The card is definitely not supposed to be blank and has a bunch of files on it. Symptoms ...