HDS723020BLA642 Hitachi 3.5″ hard drive with a storage capacity of 2TB and featuring a SATA interface. HDS723020BLA642 Hitachi DESKSTAR 7K3000 2TB 7200RPM SATA 6GB/s 64MB Cache 3.5-inch Internal Hard Drive.
All information about the Hitachi HDS723020BLA642 hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.
Hitachi HDS723020BLA642 Technical Details:
- Hard Disk Model: HITACHI HDS723020BLA642
- Disk Family: Deskstar 7K3000
- Form Factor: 3.5″
- Capacity: 2 TB (2 x 1 000 000 000 000 bytes)
- Number Of Disks: 4
- Number Of Heads: 7
- Rotational Speed: 7200 RPM
- Rotation Time: 8.33 ms
- Average Rotational Latency: 4.17 ms
- Disk Interface: Serial-ATA/600
- Buffer-Host Max. Rate: 600 MB/seconds
- Buffer Size: 65536 KB
- Width: 101.6 mm (4.00 inch)
- Depth: 147 mm (5.79 inch)
- Height: 26.1 mm (1.03 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 HDS723020BLA642 Hard Drives:
- HDS723020BLA642, PN 0F16980, MLC MNR6P0, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F14390, MLC MNR5Q0, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F12115, MLC MNR5C0, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F14394, MLC MNR5R0, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F12115, MLC MNR580, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F12115, MLC MNR180, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F12115, MLC MNRA10, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F16970, MLC MNR6D0, Hitachi 2TB SATA 3.5″ Hard Drive
- HDS723020BLA642, PN 0F12115, MLC MNR800, Hitachi 2TB SATA 3.5″ Hard Drive
Hitachi HDS723020BLA642 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 HDS723020BLA642 Data Recovery & HDD Repair:
When it comes to data recovery one of the most common problems Hitachi HDS723020BLA642 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 “Main Controller IC Number (3.5″)” or “White Label Number (2.5″)” of your current circuit board in addition to the hard drive’s “Model Number“.
Multiple Main Controller IC Number revisions:
0J11389, 0A75578, 0J11390, 0J11389, etc.
Multiple Sticker Number revisions:
0A77028 BA3846A, 0J11434 BA3895A, 0J11434 BA3895C, 0J11434 BA3895C, etc.