WD6400AACS Western Digital 3.5″ hard drive with a storage capacity of 640GB and featuring a SATA interface. WD6400AACS Western Digital Caviar Green 640GB 7200RPM SATA 3GB/s 7-Pin 16MB Cache 3.5-inch Hard Drive.

All information about the Western Digital WD6400AACS hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.

Western Digital WD6400AACS Technical Details:

• Hard Disk Model: WDC WD6400AACS
• Disk Family: Caviar Green
• Form Factor: 3.5″
• Capacity: 640 GB (640 x 1 000 000 000 bytes)
• Number Of Disks: 2
• Number Of Heads: 4
• Disk Interface: Serial-ATA/300
• Buffer-Host Max. Rate: 300 MB/seconds
• Buffer Size: 16384 KB
• Drive Ready Time (typical): 14.3 seconds
• Width: 101.6 mm (4.00 inch)
• Depth: 147 mm (5.79 inch)
• Height: 25.4 mm (1.00 inch)
• Weight: 600 grams (1.32 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: 1392 mA
• Power Required (Seek): 5.4 W
• Power Required (Idle): 2.5 W
• Power Required (Standby): 0.46 W
• Manufacturer: Western Digital Corporation

Western Digital WD6400AACS Hard Drives:

• WD6400AACS-65G8B1, DCM EBRNHTJMB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM HHRNNT2MAN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B0, DCM HARCHTJMBN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00M3B0, DCM HHRCNV2MGB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM EANNHT2CBB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM HGRNNT2MHN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM EHNNNT2MHB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM HGRNNT2MBN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM DARNNTJMHB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM HANNNTJMAN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B0, DCM EGRNNT2MBN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM DHRNHTJCGB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B0, DCM HARNHTJCGB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00D6B1, DCM DHNNNT2MFB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B0, DCM EARNHT2MAB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00M3B0, DCM HGRCNV2MHB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM HHRNHT2MHN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B0, DCM HARNHTJMAB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00M3B0, DCM EANCHV2MAB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM DHRNNT2MHN, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM DHNNHTJCBB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM HHRNNTJMHB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM DHRNHT2MHB, Western Digital 640GB SATA 3.5″ Hard Drive
• WD6400AACS-00G8B1, DCM HGRNHT2MHN, Western Digital 640GB SATA 3.5″ Hard Drive

Western Digital WD6400AACS 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 WD6400AACS Data Recovery & HDD Repair:

When it comes to data recovery one of the most common problems Western Digital WD6400AACS 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:
2060-701590-001, 2060-701640-000, 2060-701537-004, 2060-701640-001, 2060-701590-000, etc.

Multiple Model Number revisions:
WD6400AACS-65G8B1, WD6400AACS-00D6B1, WD6400AACS-00G8B0, WD6400AACS-00M3B0, WD6400AACS-00G8B1, etc.