HTS545050B9SA02 Hitachi 2.5″ hard drive with a storage capacity of 500GB and featuring a SATA interface. HTS545050B9SA02 Hitachi Travelstar 500GB 5400RPM SATA 1.5Gb/s 8MB Cache 2.5-inch Hard Drive.

All information about the Hitachi HTS545050B9SA02 hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.

Hitachi HTS545050B9SA02 Technical Details:

  • Hard Disk Model: HITACHI HTS545050B9SA02
  • Disk Family: Travelstar 5K500.B
  • Form Factor: 2.5″
  • Capacity: 500 GB (500 x 1 000 000 000 bytes)
  • Number Of Disks: 2
  • Number Of Heads: 4
  • Rotational Speed: 5400 RPM
  • Rotation Time: 11.11 ms
  • Average Rotational Latency: 5.56 ms
  • Disk Interface: Serial-ATA/300
  • Buffer-Host Max. Rate: 300 MB/seconds
  • Buffer Size: 8192 KB
  • Average Seek Time: 12 ms
  • Track To Track Seek Time: 1 ms
  • Full Stroke Seek Time: 20 ms
  • Width: 70 mm (2.76 inch)
  • Depth: 100 mm (3.94 inch)
  • Height: 9.5 mm (0.37 inch)
  • Weight: 102 grams (0.22 pounds)
  • Acoustic (Idle): 2.4 Bel
  • Acoustic (Min performance and volume): 2.6 Bel
  • Acoustic (Max performance and volume): 2.6 Bel
  • Required Power For Spinup: 900 mA
  • Power Required (Seek): 1.7 W
  • Power Required (Idle): 0.8 W
  • Power Required (Standby): 0.2 W
  • Manufacturer: Hitachi Global Storage Technologies

Hitachi HTS545050B9SA02 Hard Drives:

HTS545050B9SA02 Hitachi 500GB SATA 2.5 Inch Hard Drive

  • HTS545050B9SA02, PN 0A78255, MLC DA3350, Hitachi 500GB SATA 2.5″ Hard Drive
  • HTS545050B9SA02, PN 0A77545, MLC DA3190, Hitachi 500GB SATA 2.5″ Hard Drive
  • HTS545050B9SA02, PN 0A76055, MLC DA3190, Hitachi 500GB SATA 2.5″ Hard Drive
  • HTS545050B9SA02, PN 0A78005, MLC DA3031, Hitachi 500GB SATA 2.5″ Hard Drive
  • HTS545050B9SA02, PN 0A70465, MLC DA3031, Hitachi 500GB SATA 2.5″ Hard Drive

Hitachi HTS545050B9SA02 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 HTS545050B9SA02 Data Recovery & HDD Repair:

When it comes to data recovery one of the most common problems Hitachi HTS545050B9SA02 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:
0A58720, etc.

Multiple Sticker Number revisions:
0A58758 DA2740D, 0A58758 DA2740C, etc.