ST9500430SS Seagate 2.5″ hard drive with a storage capacity of 500GB and featuring a SAS interface.
All information about the Seagate ST9500430SS hard disk drive: technical parameters, failure symptoms, HDD PCB repair and recommended retailers.

Seagate ST9500430SS Technical Details:
- Seagate Model: ST9500430SS
- Enterprise Grade
- Capacity: 500GB
- Speed: 7.2K RPM
- Interface Types: SAS
- Form Factor: 2.5″ SFF Server Drive
- Sector Size: 512 / 512e
- Sustained Throughput: 97
- Average Seek Time: 8.5 / 9.5
- Electrical Interface: SAS-2 6Gbps
- On-Board Cache: 16MB
- RAM: 16MB
Seagate ST9500430SS Hard Drives:
- Seagate Constellation ST9500430SS 500GB 7.2K 6.0Gbps SFF Near-Line Serial SCSI / SAS Hard Drive
Seagate ST9500430SS 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 ST9500430SS HDD PCB Repair:
When it comes to data recovery one of the most common problems Seagate ST9500430SS 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 “PCB Number” of your current circuit board in addition to the hard drive’s “Model Number”.
Multiple PCB Number revisions:
, etc.