ST320LM012 Seagate 2.5″ hard drive with a storage capacity of 320GB and featuring a SATA interface.
All information about the Seagate ST320LM012 hard disk drive: technical parameters, failure symptoms, HDD PCB repair and recommended retailers.

Seagate ST320LM012 Technical Details:
- Storage Capacity: 320 GB
- Spindle Speed (rpm): 5400
- Buffer: 8 MB
- Disk Interface: SATA
- Drive Interface Standard: SATA/600
- Drive Type: Internal
- Form Factor: 2.5″
- Height: 0.28″ (7 mm)
- Width: 2.76″ (70.10 mm)
- Depth: 3.96″ (100.55 mm)
- Weight (Approximate): 95 g
- Device Supported: Notebook
Seagate ST320LM012 Hard Drives:
- Seagate Momentus Thin ST320LT012 320GB 5400 RPM 16MB Cache SATA 3.0Gb/s 2.5″ Internal Notebook Hard Drive
Seagate ST320LM012 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 ST320LM012 HDD PCB Repair:
When it comes to data recovery one of the most common problems Seagate ST320LM012 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.