Hitachi HCS721064SLA360

HCS721064SLA360 Hitachi 3.5″ hard drive with a storage capacity of 640 GB and featuring a SATA interface. HCS721064SLA360 HITACHI 3.5″ 640 GB Serial-ATA/300 CinemaStar 7K1000.B 7200 RPM Hard Drive.

All information about the Hitachi HCS721064SLA360 hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.

Hitachi HCS721064SLA360 Technical Details:

• Hard Disk Model: HITACHI HCS721064SLA360
• Disk Family: CinemaStar 7K1000.B
• Form Factor: 3.5″
• Capacity: 640 GB (640 x 1 000 000 000 bytes)
• Number Of Disks: 2
• Number Of Heads: 4
• 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: 16384 KB
• Drive Ready Time (typical): 10 seconds
• Average Seek Time: 8.5 ms
• Track To Track Seek Time: 0.8 ms
• Full Stroke Seek Time: 15.1 ms
• Width: 101.6 mm (3.98 inch)
• Depth: 147 mm (5.79 inch)
• Height: 26.1 mm (1.02 inch)
• Weight: 680 grams (1.50 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 HCS721064SLA360 Hard Drives:

• HCS721064SLA360 HITACHI 3.5″ 640 GB Serial-ATA/300 CinemaStar 7K1000.B 7200 RPM Hard Drive.

Hitachi HCS721064SLA360 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 HCS721064SLA360 Data Recovery & HDD Repair:

When it comes to data recovery one of the most common problems Hitachi HCS721064SLA360 hard drive experience is a burned circuit board (PCB). Therefore, if you need to replace the PCB, be sure to match the “Main Contorl Chip Number” of the current board, such as etc.