HDS728040PLA320 Hitachi 3.5″ hard drive with a storage capacity of 41.1GB and featuring a SATA interface. HDS728040PLA320 Hitachi Deskstar 7K80 40GB 7200RPM SATA 3GB/s 2MB Cache 3.5-inch Hard Disk Drive.

All information about the Hitachi HDS728040PLA320 hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.

Hitachi HDS728040PLA320 Technical Details:

  • Hard Disk Model: HITACHI HDS728040PLA320
  • Disk Family: Deskstar 7K80
  • Form Factor: 3.5″
  • Capacity: 40 GB (40 x 1 000 000 000 bytes)
  • Number Of Disks: 1
  • Number Of Heads: 1
  • Rotational Speed: 7200 RPM
  • Rotation Time: 8.33 ms
  • Average Rotational Latency: 4.17 ms
  • Disk Interface: Serial-ATA/300
  • Buffer-Host Max. Rate: 300 MB/seconds
  • Buffer Size: 2048 KB
  • Average Seek Time: 8.8 ms
  • Track To Track Seek Time: 1.1 ms
  • Full Stroke Seek Time: 15.1 ms
  • Width: 101.6 mm (4.00 inch)
  • Depth: 146 mm (5.75 inch)
  • Height: 25.4 mm (1.00 inch)
  • Weight: 560 grams (1.23 pounds)
  • Required Power For Spinup: 3300 mA
  • Power Required (Seek): 7 W
  • Power Required (Idle): 5 W
  • Power Required (Standby): 2 W
  • Manufacturer: Hitachi Global Storage Technologies

Hitachi HDS728040PLA320 Hard Drives:

HDS728040PLA320 Hitachi 41.1GB SATA 3.5 Inch Hard Drive

  • HDS728040PLA320, PN 0A32327, MLC BA1649, Hitachi 40GB SATA 3.5″ Hard Drive
  • HDS728040PLA320, PN 0A31047, MLC BA1468, Hitachi 40GB SATA 3.5″ Hard Drive
  • Hitachi 3.5" HDS728040PLA320 DeskStar 40GB 7200RPM SATA Hard Drive
  • HDS728040PLA320, PN 0A30493, MLC BA1356, Hitachi 41.1GB SATA 3.5″ Hard Drive

Hitachi HDS728040PLA320 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

Hitachi HDS728040PLA320 Data Recovery & HDD Repair:

When it comes to data recovery one of the most common problems Hitachi HDS728040PLA320 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 “Main Controller IC Number (3.5″)” or “White Label Number (2.5″)” of your current circuit board in addition to the hard drive’s “Model Number“.

Multiple Main Controller IC Number revisions:
0A29286, 0A29177, etc.

Multiple Sticker Number revisions:
0A29365 BA1686_, 0A29220 BA1292_, etc.