HDS721025CLA382 Hitachi 3.5″ hard drive with a storage capacity of 250GB and featuring a SATA interface. HDS721025CLA382 Hitachi Deskstar 250GB 7200RPM SATA 3Gb/s 8MB Cache 3.5-inch Hard Drive.

All information about the Hitachi HDS721025CLA382 hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.

Hitachi HDS721025CLA382 Technical Details:

• Hard Disk Model: HITACHI HDS721025CLA382
• Disk Family: Deskstar 7K1000.C
• Form Factor: 3.5″
• Capacity: 250 GB (250 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: 8192 KB
• Width: 101.6 mm (4.00 inch)
• Depth: 147 mm (5.79 inch)
• Height: 26.1 mm (1.03 inch)
• Weight: 400 grams (0.88 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 HDS721025CLA382 Hard Drives:

• HDS721025CLA382, PN 0F10979, MLC JPT3BF, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10379, MLC JPT25C, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10755, MLC JPT3EA, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10979, MLC JPT3GC, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F13651, MLC JPT3GH, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10379, MLC JPT3EA, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10379, MLC JPT3MA, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F13703, MLC JPT3MA, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10834, MLC JPT3FF, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10994, MLC JPT3FE, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10379, MLC JPT39C, Hitachi 250GB SATA 3.5″ Hard Drive
• HDS721025CLA382, PN 0F10979, MLC JPT39D, Hitachi 250GB SATA 3.5″ Hard Drive

Hitachi HDS721025CLA382 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 HDS721025CLA382 Data Recovery & HDD Repair:

When it comes to data recovery one of the most common problems Hitachi HDS721025CLA382 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:
0A71256, etc.

Multiple Sticker Number revisions:
0A71335 BA3318B, 0A72947 BA3786_, 0A72937BA3786, 0A72937 BA3786_, 0A72937 BA3321B, etc.