WD25EZRS Western Digital 3.5″ hard drive with a storage capacity of 2.5GB and featuring a SATA interface. WD25EZRS-11J99B0 Western Digital 2TB 5400RPM SATA 3Gb/s 3.5-inch Hard Drive.
All information about the Western Digital WD25EZRS hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.
Western Digital WD25EZRS Technical Details:
- Hard Disk Model: WDC WD25EZRS
- Disk Family: Caviar Green
- Form Factor: 3.5″
- Capacity: 2500 GB (2500 x 1 000 000 000 bytes)
- Number Of Disks: 4
- Number Of Heads: 7
- Rotational Speed: 5400 RPM
- Rotation Time: 11.11 ms
- Average Rotational Latency: 5.56 ms
- Disk Interface: Serial-ATA/300
- Buffer-Host Max. Rate: 300 MB/seconds
- Buffer Size: 65536 KB
- Average Seek Time: 14.5 ms
- Track To Track Seek Time: 2.0 ms
- Full Stroke Seek Time: 28.5 ms
- Width: 101.6 mm (4.00 inch)
- Depth: 147 mm (5.79 inch)
- Height: 26.1 mm (1.03 inch)
- Weight: 730 grams (1.61 pounds)
- Acoustic (Idle): 2.4 Bel
- Acoustic (Min performance and volume): 2.5 Bel
- Acoustic (Max performance and volume): 2.9 Bel
- Required Power For Spinup: 1759 mA
- Power Required (Seek): 6 W
- Power Required (Idle): 5.5 W
- Power Required (Standby): 0.75 W
- Manufacturer: Western Digital Corporation
Western Digital WD25EZRS Hard Drives:
- WD25EZRS-11J99B1, DCM HARCHV2AB, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HARCHV2AAB, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00KEZB0, DCM HBRCHV2AB, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HARCHV2AB, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HARCNV2AAB, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HARCHV2AAB, Western Digital 2.5GB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HARCHV2ABB, Western Digital 2.5GB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HBNCNV2AA, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HANCHV2AB, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HBRCHV2AAB, Western Digital 2.5TB SATA 3.5″ Hard Drive
- WD25EZRS-00J99B0, DCM HARCNV2AA, Western Digital 2.5TB SATA 3.5″ Hard Drive
Western Digital WD25EZRS 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
Western Digital WD25EZRS Data Recovery & HDD Repair:
When it comes to data recovery one of the most common problems Western Digital WD25EZRS 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 “Board Number” of your current circuit board in addition to the hard drive’s “Model Number“.
Multiple PCB Number revisions:
2060-771698-002, 2060-771716-001, 2060-771698-004, etc.
Multiple Model Number revisions:
WD25EZRS-11J99B1, WD25EZRS-00KEZB0, WD25EZRS-00J99B0, etc.