WD4000YR Western Digital 3.5″ hard drive with a storage capacity of 400GB and featuring a SATA interface. WD4000YR Western Digital Caviar Re2 400GB 7200RPM SATA 7-Pin Hard Drive for Enterprise Storage. 16MB Cache 3.5-inch Low Profile (1.0 inch).

All information about the Western Digital WD4000YR hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.

Western Digital WD4000YR Technical Details:

  • Manufacturer: Western Digital
  • Manufacturer Website: www.wdc.com
  • Manufacturer Part No: WD4000YR
  • Product Series or Family: Caviar RE2
  • Product Type: Internal Hard Drive
  • Storage Capacity: 400GB
  • Spindle Speed: 7200RPM
  • Drive Interface: SATA 1.5Gbps
  • Form Factor: 3.5Inch
  • Cache: 16MB

Western Digital WD4000YR Hard Drives:

WD4000YR Western Digital 400GB SATA 3.5 Inch Hard Drive

  • WD4000YR-01PLB0, DCM HBHCAJAH, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HCHCAJAH, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HBACA2CA, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HBHCAJCH, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HCACAJCA, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HCHCAJAA, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HBACAJAH, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HCACAJAA, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HCACA2AH, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HBACAJCA, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HCACAJAH, Western Digital 400GB SATA 3.5″ Hard Drive
  • WD4000YR-01PLB0, DCM HBHCAJAA, Western Digital 400GB SATA 3.5″ Hard Drive

Western Digital WD4000YR Failure Symptoms:

  • Electrical Failure Symptoms:
    Drive is powered, but shows no sign of function;
    Disk knocking as the motor fails to spin;
    Clicking sound as the heads search or initialize;
  • Mechanical Failure Symptoms:
    Clicking, grinding sounds;
    Completely quiet due to ” motor freeze”;
    “music” tone as the disk is powered up;
  • Logical Failure Examples:
    Accidental deletion, accidental format, file corruption, software bugs, file system corruption, viruses and malware, and many, many more.
  • Firmware Failure Symptoms:
    drive powers up, but is not recognised by the computer;
    Drive powers up, but is recognised wrongly, sometimes with nonsensical characters;
    Drive freezes during booting up;
  • Bad Platter Area Symptoms:
    Hard disk still accessible but appear to “hang” or “sluggish”;
    Constant Cyclic Redundancy (CRC) errors;
    Unable to access folders or files which could be seen;
  • Complex Failure Model

Western Digital WD4000YR Data Recovery & HDD Repair:

When it comes to data recovery one of the most common problems Western Digital WD4000YR Hard Disk Drive experience is burnt circuit board(PCB). So if you will need to match a replacement PCB, it is important that you note the “Board Number” of your current circuit board in addition to the hard drive’s “Model Number“.

Multiple PCB Number revisions:
2060-701310-004, etc.

Multiple Model Number revisions:
WD4000YR-01PLB0, etc.