What Is a Physical Disk Signature?
A physical disk signature is a unique hexadecimal identification string of characters assigned to a computer storage device. The term "physical disk" refers to a hard drive. A computer or… Read More
How to Make MacBook Pro Appear as an External Storage on a PC
Mac computers include a disk-transfer feature, called Target Disk Mode, that turns your computer into an external FireWire drive. This setting is only compatible with FireWire, so you may need… Read More
Why Won't My Computer Create a New Folder?
A computer can block your ability to create new folders within Windows File Explorer because the user account does not have permission to write to a specific drive or folder… Read More
How to Test RAID Speed
Using Redundant Array of Independent Disks technology can improve the performance of your storage, offering both speed and reliability benefits. Monitoring the speed of your RAID setup is important, enabling… Read More
How to Run Regedit From a USB
While some malware programs are only minor annoyances, other more sophisticated variants are very hard to remove. Smart malware programs not only embed themselves deep within Windows, they also disable… Read More
How to Block USB Drives With a Device Blocker
USB storage devices have become a widely used tool to copy and back up documents, but they can also put your files or even your computer at risk. To address… Read More
What Causes DST Failure?
An unpleasant fact about hard drives is that they can suddenly die at any time. Your computer can perform drive self tests (DSTs), either automatically or because you initiate them,… Read More
What Is Disk Redundancy?
Disk redundancy is a term used to describe creating a one-to-one copy of a hard drive on a secondary or backup hard drive that can be used to replace the… Read More
Reliable Long-Term Backup
When you need to store sensitive information for a long time, digital media suddenly seems fragile. Hard drives can break, optical disks can be scratched and even magnetic tape deteriorates… Read More
Why Do Large Cluster Sizes Waste Disk Space?
Larger hard drive clusters waste disk space because data is saved to favor substantial data-access performance boosts by sacrificing minimal amounts of storage capacity. Clusters designate where file segments can… Read More
Is There Speed Difference in SD Cards?
Secure Digital flash storage cards replace things such as rolls of film, photo albums, floppy disks, video cassettes and even address books. Though each SD card may appear similar, there… Read More
Western Digital Hard Drive Won't Show the Correct Size
Western Digital hard drives advertise a certain capacity, but on occasion computers will read and display that capacity differently. While you might feel cheated, there are actually a number of… Read More
How to Change Your BIOS Setting to a Bootable CD
The BIOS initiates the startup process on your computer and its settings determine which hard disk drive or other device the computer uses to boot. If your PC fails to… Read More
Differences Between the Standard SanDisk & SDHC Ultra
A standard SanDisk refers to any standard-sized memory card made by SanDisk, while the SDHC Ultra is a high-capacity revision of the Secure Digital memory card that runs faster than… Read More
What Are Bad Sectors & Bad Clusters?
If you've gotten a message on your computer telling you about a bad sector or cluster on your hard drive, you may have experienced a sinking feeling while wondering what… Read More
Formatting is the process of setting up a file system on a disk, allowing computer operating systems to write and read files to the disk hardware. The area of a… Read More
The Western Digital My Passport, an external hard drive with capacities that range from 500GB to 2TB, isn't prone to any particular sort of damage that isn't common to other… Read More
No Primary IDE Found in BIOS Setup
The Basic Input/Output System is a pre-installed utility that contains a listing of hardware present inside of your computer. When the message “No Primary IDE Found” is shown within BIOS’s… Read More
File Defragmentation Does Not Work
Defragmentation is a computing process that rearranges the physical location of files on a hard drive to make more efficient use of space. The result is that the drive's head,… Read More
Do All Hard Drives Work With All Motherboards?
Both money and hard drives can pose compatibility problems. Currency won't be accepted at face value outside its country of origin, and hard drives won't provide storage space on motherboards… Read More
Which Is More Important, CPU Temperature or Hard Disk Temperature?
Overheating decreases the lifespan of your computer, regardless of which component overheats more. Generally, overheating the CPU is worse, as the CPU is the brain of the computer and causes… Read More
What Is a Safe Temperature to Store a Hard Drive?
An important part of a hard drive's published specifications is the range of temperatures at which they can be safely stored; if the environment exceeds these limits, the drive and… Read More
Seagate External Drive Will Not Connect and Beeps
When your Seagate external hard drive emits a series of beeps via your computer’s speakers, it indicates a connection problem that may be caused by lack of power to the… Read More
Flash Drive Reads Wrong Size
When a computer is reading a USB flash drive's size incorrectly, it is likely because the drive is not correctly formatted. However, if the flash drive has a size difference… Read More
How to Buy Lots of Hard Drives
Hard drives are among the largest-selling of all computer components, generating a total of $37.1 billion in U.S. sales for 2012 despite stiff competition from cloud technology. As such, hard… Read More
Pros & Cons of Dual Hard Drives in a Laptop
The portability of laptops is one of their biggest advantages over desktops, but also one of their biggest disadvantages where upgrading is concerned. While you can easily swap out your… Read More
How to Create a Hard Drive Clone
Backing up your data is a great way to safeguard against potential hardware failure. Cloning a hard drive creates an identical copy of everything on that drive. With a cloned… Read More
"Allocation size" has two different means when formatting a hard drive: it describes both the minimum disk data division size and how much space is assigned to a disk partition.… Read More
How to Connect an Internal SATA DVD-RW to IDE Ribbon
SATA is the standard interface for hard drives and optical drives; most modern motherboards ship with at least two available SATA sockets. But older PCs, built prior to 2003 when… Read More
How to Create a Partition on a Seagate FreeAgent Drive
Seagate FreeAgent Xtreme, Desk or Go external hard drives are preconfigured with a single NTFS partition. If you want a second partition on the drive, you'll need to shrink the… Read More
How to Unshare Your Hard Drive
Sharing your drive across a local area network enables other users to view and access any file on the drive. If the drive houses sensitive files, unsharing your hard drive… Read More
Buying a refurbished hard drive can save you a significant amount of money versus buying new, but you need to consider the risks involved. Depending on the seller and the… Read More
How to Erase SDHC Cards From a Computer
Secure Digital High Capacity cards range from 4GB to 32GB in size and extend the storage capacity of your electronics, such as cameras, tablets or personal computers. Although most manufacturers… Read More
How to Stop Memory Card Reader Drives from Appearing When Empty
If you have a memory card reader installed on your computer, each memory card slot might appear as a separate drive in File Explorer even when they are empty. This… Read More
How to Lock the Name of a USB Flash Drive
Most manufacturers establish a name for USB flash drives they produce, so it appears in File Explorer when you attach the drive. If you use several flash drives of the… Read More
How to Control Partitions on Your Compaq Presario
The default storage configuration for Compaq Presario computers -- both the desktop and laptop lines -- includes a single hard drive. Regardless of your Compaq Presario hard drive's rated size,… Read More
How to Pick an SSD for Your Netbook
Not only does a solid-state drive speed up your boot time and application startup, but SSDs are less battery-intensive and more resistant to physical damage. The significantly higher cost-per-gigabyte makes… Read More
Partitioning a Hard Drive for Windows 8
Creating a new partition on your hard drive gives your future version of Windows 8 a place to live on your drive. Knowing exactly how much space the OS requires… Read More
How to Format an Encrypted microSD Card
If you used encryption on a smartphone, camera or other portable device when storing files on a microSD card, data on the device may be inaccessible if you forget the… Read More
How to Add External HDD in Autoplay
Windows 8 includes the ability to automatically perform an action when you connect an external hard drive to your computer. The feature is AutoPlay and eliminates the hassle of manually… Read More
Can You Hot Swap Internal IDE Drives?
Computers are capable of accessing and using a variety of different types of hard drives, including IDE, hot-swappable SATA and external hard drives. A hot-swappable device is one you can… Read More
Given an SDHC card maximum capacity of 32GB, you probably can't back up your entire computer's hard drive to a single card. However, since Secure Digital High Capacity cards are… Read More
How to Add a Second Hard Drive in Windows 8
Adding a second hard drive to your computer requires only a few basic tools and some time. The process differs between external and internal drives. Read More
What Is a USB Key Used For?
Portable and ideal for storing documents, music and video files, a USB key is a removable storage device for storing, carrying and transferring files from one computer to another. The… Read More
The Names of Three Types of Hard Disk Partitions
Before you can use a hard drive, you need to set it up for use by partitioning and formatting it. When you partition it, you split it up into chunks.… Read More
What Do IDE Ribbon Cables Connect To?
Before the popularization of the Serial Advanced Technology Attachment standard, hard and optical drives inside computers connected over a parallel ATA connection, sometimes referred to as an integrated drive electronics,… Read More
How to Transfer Files Off a Laptop Without the OS
Whether you're dealing with a functional hard drive in a non-functional laptop or just a malfunctioning operating system, you can still retrieve your files without engaging the primary OS. If… Read More
Back It Up: Ensure Your Data Survives Disaster
It's amazing when you sit and think about the amount of trust we have given our computers. We save our photos, videos, music, critical documents, and more on our hard… Read More
SDHC Format Options
If you use a Secure Digital High Capacity card with a portable device such as a digital camera, it
is generally best to format the card with that device to… Read More
SD Card Block Sizes
Secure Digital (SD) memory cards provide flash memory storage for cameras, computers and a host of other electronic devices. The SD Association, a trade organization made up of SD card… Read More
How Do SATA Cables Work?
SATA cables connect hard drives and optical drives to computers. These cables let the drives exchange data with the computer through the motherboard. SATA cables can transmit data faster than… Read More
The CD Is Not Recognized in My Acer Aspire
An Acer Aspire computer may not recognize a CD inserted into the CD-ROM drive. This is most likely due to a dirty laser lens inside the drive, a problem with… Read More
My Kingston 4GB Micro SDHC Is Not Recognized on the Computer
Computer storage options have progressed significantly from the days of floppy disks and magnetic tape to superior modern solid-state drives and memory cards. A Kingston microSDHC card can be tremendously… Read More
What Cluster Size Should Be Used When Making Large FAT32 Partitions?
A storage device, such as a hard disk drive, can be divided into a series of logical partitions, each with its own directory and file allocation table. Under the FAT32… Read More
Formatting Problems With a 64GB Flash Drive
Formatting a 64GB flash drive, also known as a thumb drive or pen drive, allows you to use the drive on any computer, regardless of operating system. Most flash drives… Read More
Windows Can't Format My 8MB Flash Drive
If the Windows operating system on your computer can’t format a Universal Serial Bus flash drive, the USB device might be “write protected” to prevent users from changing data or… Read More
DVD - Vs. DVD +
Recordable DVDs allow users to back up programs and other files, burn file collections to a transportable disc and create video DVDs compatible with home DVD players. When purchasing recordable… Read More
What Is a GPT Disk?
A GUID Partition Table is a partition for a hard disk on a computer. It stands for Globally Unique Identifier, or GUID. A GPT disk is part of the system… Read More
What Does It Mean When the Lexar USB Light Is On?
Almost all Lexar USB flash drives and external card readers contain an LED light, which offers information about your drive or card. Taking notice of how the LED light behaves… Read More
Depending on your computer’s capabilities, you are likely limited to using a DVD- or DVD+ formatted disc when saving data from your computer to a DVD disc. The main difference… Read More
The terms partition and volume refer to similar but distinct concepts in computer storage architecture. The term “volume” is synonymous with “drive,” representing a coherent data storage area with a… Read More
The message "Return Code: 7" appears when the Dell Dimension 8400 detects a problem with the hard disk drive. This error occurs when the computer is unable to read the… Read More
The Master Boot Record (MBR) method of managing disk partitions maintains wide use through many computer architectures and operating systems. Implemented in the 1980s, MBRs are still a popular base… Read More
The Differences Between GPT & MBR
Hard drive partitioning allows you to install multiple operating systems on the same drive. This way, when you start the computer, you can select which operating system to boot into.… Read More
How to Calculate the Average Latency of a Disk Drive
For platter-style hard drives, latency is an issue. "Latency" is the term used to denote the lag in time between a request for information from the disk drive and the… Read More
How to Delete Pictures From a DVD-RW
Unlike normal DVD discs, DVD-RW discs can be written to more than once. If you’ve already copied some pictures to a DVD-RW, you can delete them from your disc using… Read More
How Long Is 8GB of HD Video?
The length of an 8GB high-definition video varies depending on its specifications. The term "HD" encompasses a variety of resolutions, color depths, frame rates and compression methods, all of which… Read More
Does Apple Time Machine Work for Windows?
Apple's operating system features an integrated system for backing up user files, called Time Machine. While this feature can work with any external hard drive, the company marketed it as… Read More
How to Read a Corrupt or Unreadable Burned CD-R
As of the time of publication, a CD-R, or Compact Disc Recordable, provides up to 700 MB of storage space, making it a convenient way to store backup and other… Read More
What Is the Lightscribe Super Multi 8X Dvd+ RW With Double Layer Support?
The LightScribe Super-Multi 8X DVD+RW with double layer support is an optical disc that stores media. The letters “DVD” refer to “Digital Versatile/Video Disc.” LightScribe technology records data on the… Read More
What Is an SSD Monitor?
All computer components have a finite operational lifespan, and solid state disks or SSDs are no exception to that rule. Each SSD includes on-board state information that tracks the manufacturer's… Read More
How Long Does Diskpart Take to Clean?
Utility software programs help a computer user perform diagnostic tests on the computer hardware and adjust stored data. Diskpart is one such program available to Windows users that allows someone… Read More
How to Convert a CDFS to a DVD
CDFS is a type of file system used to store the data, as well as data on images, on CDs and DVDs. If you have a CDFS image on your… Read More
What Is the Asus E-Green Utility?
ASUS E-Green is a technology reduces the power consumption of computer optical drives including DVD and Blu-ray players. E-Green forces an optical drive to enter an idle state quickly after… Read More
My Lexar MicroSD Card Isn't Recognized by My Computer
Whether you had purchased a Lexar MicroSD card recently or had used it for a long period, your computer can stop recognizing the unit at any given time. Needless to… Read More
SSD Vs. SATA Drive Performance
Solid state disks (SSD) are an entirely electronic alternative to your standard SATA hard disk drive (HDD). SSD uses flash memory chips to store your data, as opposed to the… Read More
Do Multiple Partitions Slow Down a Computer?
A partition on a hard drive isn't unlike drawing a line in the sand; you've told your hard drive that one half will not run over into the other. What… Read More
What Is the Laptop DST Short Test?
The laptop DST short test is a test of the physical integrity of a hard drive. The acronym “DST” stands for Drive Self-Test. Many laptop manufacturers, such as Dell, are… Read More
How to Disassemble a GoFlex Desk Hard Drive
The Seagate GoFlex Desk is a universal serial bus, high-capacity external hard drive designed for use with desktop computers. The GoFlex Desk comes in 1 terabyte, 2TB and 3TB sizes… Read More
Disk drives, also known as "hard drives" or "hard disks," have been the foundation of computers, but advances in technology mean that there are now several alternatives to hard disks… Read More
The Western Digital My Book is a large external hard drive designed to add additional storage space to desktop computers. The My Book contains a 3.5-inch internal desktop hard drive.… Read More
How to Disassemble a Western Digital Passport
The Western Digital Passport -- an external, portable storage device -- provides consumers with 150 GB to 1 TB of additional storage space, depending on the model. Modern Passports support… Read More
How to Convert GPT to MBR on Linux
GPT and MBR contain partition tables, which are used to define where partitions -- individual divisions of space that can function like separate storage devices -- exist on a disk… Read More
The FAT16 file system is an older version of the File Allocation Table system. The newer FAT version is FAT32, which is recommended over the FAT16 system unless compatibility with… Read More
What Is an IDE Controller?
Integrated Drive Electronics, abbreviated as IDE, is a computer interface used to connect storage devices to PCs. IDE is also known as Parallel ATA (PATA), a name assigned to the… Read More
How to Unformat a Disc
With the release of Windows Vista, Microsoft offered the ability to treat recordable CDs and DVDs as flash drives. What this means is that, when formatted properly, you can easily… Read More
In computer hard disks, the terms "7200 RPM" and "5400 RPM" refer to the rotational speed of the motor that drives a hard disk's spindle. A hard disk with a… Read More
Dropbox and SkyDrive are both cloud-based storage services that allow you to back up and share your files online. Dropbox uses an explorer-based interface that lets you copy and manage… Read More
A solid state drive is a very fast alternative to your standard platter-based hard drive. A SSD performs very well in certain situations, such as fast reading resulting in a… Read More
How to Serial Connect to a Brocade 4100B
The Brocade 4100B is a secure SAN (Storage Area Network) switch. You can create a serial connection to the Brocade 4100B using the serial cable that comes with the unit.… Read More
How to Format a DataTraveler Locker
The DataTraveler Locker is a 16-gigabyte USB drive manufactured by Kingston Technology Company. The DataTraveler Locker USB drive is designed to be partitioned, similar to a hard drive. Formatting the… Read More
The Number of Pins on a SATA Cable
Serial-ATA, or SATA, is the interface used to connect a hard drive or optical drive to the computer's motherboard, offering many improvements over the parallel-ATA, or PATA, interface used previously.… Read More
How to Install GRUB
A bootloader is a program that loads the operating system into the random access memory (RAM) so that the computer can launch the OS. GNU Grand Unified Bootloader (GRUB) comes… Read More
Data storage measurements are expressed in a variety of units, including bytes, gigabytes, terabytes and petabytes. Starting with bytes, each successive unit is equal to approximately 1,000 of the previous… Read More
The active partition is a bootable partition on your hard drive, typically containing the operating system. If you need to boot into your hidden recovery partition but are having trouble,… Read More
A solid state disk, also known as SSD, is a computer memory device that offers high-performance functionality without any moving parts. SSD technology is much faster than traditional hard-drive technology… Read More
How to Convert UDF to CDFS
The UDF and CDFS file formats are used to burn CDs and DVDs. The UDF format allows you to modify data, while the CDFS format allows you to play discs… Read More
What Is the Difference Between the Western Digital Black Drives and the Blue Drives?
Western Digital offers both "Blue" and "Black" hard drive versions. The Blue is advertised for "performance and reliability," whereas the higher end Black version is advertised as "maximum performance." These… Read More
What Is an FDD Connector?
In the not-so-distant past, floppy disks were the standard method for storing electronic information. Very few PCs still use floppy disk drives today, but it is possible to add a… Read More
Computer storage capacity is measured in bytes. The same basic method of measurement is used for hard drives, external drives, flash drives, CDs and DVDs. Prefixes such as kilo, mega,… Read More