Seagate ST3320630NS 3.5″ hard drive with a storage capacity of 320GB and featuring a SATA interface.

All information about the Seagate ST3320630NS hard disk drive: technical parameters, failure symptoms, HDD PCB repair and recommended retailers.

Seagate ST3320630NS

Seagate ST3320630NS Technical Details:

Manufacturer:
Seagate
Hard Disk Model:
ST3320630NS
Disk Family:
NL35 Series (Nearline Enterprise)
Form Factor:
3.5″
Capacity:
320 GB (320,000,000,000 bytes)
Formatted Capacity:
Approximately 298 GB
Rotational Speed:
7200 RPM
Average Seek Time:
8.5 ms (read) / 9.5 ms (write)
Disk Interface:
Serial ATA-300 (SATA 3 Gb/s)
Buffer Size:
16384 KB (16 MB)
External Transfer Rate:
300 MB/s
Mean Time Between Failures (MTBF):
1,000,000 hours

Seagate ST3320630NS Hard Drives:

  • ST3320630NS, 9QG, TK, PN 9BL14M-038, FW 3.AQM, Seagate 320GB SATA 3.5″ Hard Drive
  • ST3320630NS, 9QG, TK, PN 9BL14M-038, FW 3.AQN, Seagate 320GB SATA 3.5″ Hard Drive

Seagate ST3320630NS 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

Seagate ST3320630NS HDD PCB Repair:

When it comes to data recovery one of the most common problems Seagate ST3320630NS hard drive experience is a burned circuit board (PCB). Therefore, if you need to replace the PCB, be sure to match the “PCB Number” of the current board, such as 100406533 REV A, etc.

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