ST9300553SS Seagate 2.5″ hard drive with a storage capacity of 300GB and featuring a SAS interface.
All information about the Seagate ST9300553SS hard disk drive: technical parameters, failure symptoms, HDD PCB repair and recommended retailers.

Seagate ST9300553SS Technical Details:
- Disk Family: Savvio 15K.3
- Type: HDD
- Purpose: for the server
- Form Factor: 2.5″
- Storage Capacity: 300 GB
- Buffer memory: 64 MB
- The number of heads: 4
- Number of plates: 2
- Speed of rotation: 15000 rpm
- Disk Interface: SAS
- External data transfer rate: 600 MB/s
- Average access time, reading: 2.6 MS
- Average access time, record: 3.1 MS
- Access time track to track: 0.2 MS
- The average time delay (Latency): 2 MS
- Shock resistance at work: 60 G
- Shock resistance during storage: 300 G
- Power consumption: 7.92 W
- Data encryption: yes
- Dimensions (WxHxL): 70.1x15x100.45 mm
- Weight: 200 g
Seagate ST9300553SS Hard Drives:
- Seagate Savvio ST9300553SS 300GB SAS 15K 2.5″ SFF HDD
Seagate ST9300553SS 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 ST9300553SS HDD PCB Repair:
When it comes to data recovery one of the most common problems Seagate ST9300553SS 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.
