WD Caviar Green Hard Drive Data Recovery

Hard disks are crucial for storing and accessing valuable data in our modern, technology-driven world. However, these storage devices are still susceptible to the potential risks of power surges.

Power surges are sudden, intense increases in electrical voltage. They can wreak havoc on hard disks, leading to severe data loss situation. This article examines the impact of power surges on hard drives, their vulnerability, and case scenario of the Western Digital hard drive recovery.

The Vulnerability of Hard Drives

Hard drives contain delicate components like read/write heads, platters, and electronic circuits working together to store and access data. However, when a power surge occurs, the excess electrical energy can overwhelm these sensitive components, causing irreversible damage.

The surge’s sheer force can disrupt the platters’ precise magnetic alignment, resulting in data corruption or loss. Moreover, the sudden influx of power can also cause electronic circuits to fry, rendering the hard drive ineffective. It is crucial to safeguard your hard disk from these risks to ensure its longevity and uninterrupted performance.

Data Loss and Corruption

Data loss and corruption are among the most devastating consequences of power surges on hard disk drives. The disruption caused by electrical surges can result in fragmented or incomplete writing of files. 

WD Caviar Green Data Recovery

It can lead to data errors and corruption, compromising the integrity of the data. Severe cases can lead to a complete failure of the file system, rendering the data on the disk inaccessible.

This catastrophic scenario can result in losing vital information, financial records, and cherished memories, causing significant distress for individuals and businesses.

Protective Measures against Power Failure

One can take various preventive measures to safeguard hard drives from the damaging impact of power surges. Among these, the most widely adopted and effective method is utilizing surge protectors. These devices protect hard disks by detecting and diverting excess electrical energy.

An alternative option is an uninterruptible power supply (UPS), which offers backup power during power surges or outages. By the hard disk against sudden voltage fluctuations, a UPS empowers users to shut down their systems safely. This minimizes the risk of data corruption or hardware damage, ensuring the integrity of your valuable information.

Even if you take all protective measures, sometimes it is inevitable that power surges can harm the hard drive. A hard disk may act differently after a malfunction. Some drives may quit functioning with extraneous noises, while others may malfunction silently.

Our technicians have years of experience retrieving data from various hard disk drive brands and models. 

Western Digital Caviar Green HDD Recovery Process

Our company recently received an internal WD Caviar Green hard disk drive for evaluation. When the client attempted to upload his files to the disk, a power surge damaged his PC and internal hard drive.

When powering up his computer, the customer encountered an unexpected knocking noise. He promptly ceased using the drive and contacted our esteemed customer support team for assistance. He spoke with our representative before shipping the drive to us. As soon as the device arrived at our lab, we started an evaluation.

As the client had stated, the drive was not visible in the computer’s BIOS. Our team had to unsolder the WD hard drive in an ISO Certified Class 10 Cleanroom to perform an evaluation.

Considering that a damaged spindle motor usually results in a head crash, our engineers had to be very careful with the evaluation.

The block of magnetic heads moves relative to the surface with user data at great speed. Even minor and invisible damage to the human eye can make data recovery impossible. Experts used light sources and a microscope to examine a hard disk drive, assessing mechanical damage and data recovery potential.

Our engineers only found a few circular scratches. The drive’s motor was not rotating the platters. Hence, technicians had to finish data recovery by removing the magnetic heads and transferring them to a new HDD to recover data.

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HDD Spindle Motor Data Recovery

The spindle motor, which rotates the drive platters on the axis, is the most crucial part of a hard drive. Unintentional disk dropping or power surge can damage the motor, rendering the hard drive useless and preventing access to its contents. Only an experienced data recovery company can help in these situations.

In the client’s situation, the spindle motor stopped spinning because of broken hydraulic ball bearings. For motor failures, moving the magnetic platter to a different hard disk model that is precisely the same has shown to be the most successful data recovery method.

HDD Platter Data Recovery

The data recovery technician moved the read/write heads from the magnetic platters. Afterward, he cleaned their surfaces using an ultrasonic cleaner to remove metallic debris.

Our specialists could move the platters to a new drive without causing any harm. It was necessary for data reading and writing to happen synchronously along the surface of the magnetic disks, which required exact alignment. After positioning the platter correctly, our professionals started extracting all files.

WD Hard Disk Drive Bad Sectors Restoration

After reviewing the data, our technician found the drive had soft bad sectors in the service area. Bad sectors harm the hard drive file system, preventing the operating system from correctly identifying or determining specific partitions. Our expert successfully fixed all corrupt sectors, and they moved all files to a new hard drive. The customer reviewed the recovered files via a remote data verification session. We sent restored data on a new HDD when we received approval.

We successfully recover data from various media storage thanks to our many years of expertise and highly qualified experts. Our company supports a 99% success rate by considering even the most minor nuances of each unique case for our customers. 

The engineers of the PITS Global Data Recovery Services always work in ISO Certified Class 10 Cleanroom to prevent damage to delicate data storage components.


PITS Global Data Recovery Services experienced engineers working in a lab with the required specialized equipment are the key to efficient data recovery. Call PITS Global Data Recovery Services to retrieve your important data or complete this form.

Frequently Asked Questions

An unexpected loss of power can be detrimental to a hard disk drive (HDD). When the power is abruptly severed, the read/write, heads can collide with the spinning platters, resulting in data corruption or physical harm that can render the HDD unusable.

Yes, a power surge indeed has the potential to ruin your PC. This surge is a sudden rise in electrical voltage that can overload. It can also harm the delicate electronic parts of your computer, such as the motherboard, CPU, and other peripherals.

No, a power surge is not good for a PC. Protect your PC from power surges to prevent damage to internal components, minimizing data loss and hardware failure. Use surge protectors or uninterruptible power supply (UPS) systems to achieve this.

A power surge can ruin a hard drive by damaging its delicate components, leading to data corruption, loss, or physical harm. To prevent this, use surge protectors or UPS systems.

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