HDP725040GLA380 Hitachi 3.5″ hard drive with a storage capacity of 400GB and featuring a SATA interface. HDP725040GLA380 Hitachi Deskstar P7K500 400GB 7200RPM SATA 3GB/s 8MB Cache 3.5-inch Hard Disk Drive.
All information about the Hitachi HDP725040GLA380 hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.
Hitachi HDP725040GLA380 Technical Details:
- Hard Disk Model: HDP725040GLA380
- Disk Family: Deskstar P7K500
- Form Factor: 3.5″
- Capacity: 400 GB (400 x 1 000 000 000 bytes)
- Number Of Disks: 2
- Number Of Heads: 4
- Rotational Speed: 7200 RPM
- Rotation Time: 8.33 ms
- Average Rotational Latency: 4.17 ms
- Disk Interface: Serial-ATA/300
- Buffer-Host Max. Rate: 300 MB/seconds
- Buffer Size: 8192 KB
- Width: 101.6 mm (4.00 inch)
- Depth: 147 mm (5.79 inch)
- Height: 26.1 mm (1.03 inch)
- Weight: 550 grams (1.21 pounds)
- Required Power For Spinup: 3300 mA
- Power Required (Seek): 7 W
- Power Required (Idle): 5 W
- Power Required (Standby): 2 W
- Manufacturer:
Hitachi HDP725040GLA380 Hard Drives:
- HDP725040GLA380, PN 0A36890, MLC BA2763, Hitachi 400GB SATA 3.5″ Hard Drive
- HDP725040GLA380, PN 0A35405, MLC BA2727, Hitachi 400GB SATA 3.5″ Hard Drive
Hitachi HDP725040GLA380 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 HDP725040GLA380 Data Recovery & HDD Repair:
When it comes to data recovery one of the most common problems Hitachi HDP725040GLA380 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:
0A53129, etc.
Multiple Sticker Number revisions:
0A29738 BA2631_, 0A29734 BA2602_, etc.