HM641JI Samsung 2.5″ hard drive with a storage capacity of 640GB and featuring a SATA interface. HM641JI/Y Samsung 640GB 5400RPM SATA 3Gb/s 2.5-inch Hard Drive.
All information about the Samsung HM641JI hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.
Samsung HM641JI Technical Details:
- Hard Disk Model: SAMSUNG HM641JI
- Disk Family: SpinPoint M7E
- Form Factor: 2.5″
- Capacity: 640 GB (640 x 1 000 000 000 bytes)
- Number Of Disks: 2
- Number Of Heads: 4
- 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: 8192 KB
- Drive Ready Time (typical): 4 seconds
- Average Seek Time: 12 ms
- Width: 69.85 mm (2.75 inch)
- Depth: 100 mm (3.94 inch)
- Height: 9.5 mm (0.37 inch)
- Weight: 105 grams (0.23 pounds)
- Acoustic (Idle): 2.4 Bel
- Acoustic (Min performance and volume): 2.6 Bel
- Acoustic (Max performance and volume): 2.6 Bel
- Required Power For Spinup: 1000 mA
- Power Required (Seek): 2.4 W
- Power Required (Idle): 0.85 W
- Power Required (Standby): 0.25 W
- Manufacturer: Samsung
Samsung HM641JI Hard Drives:
- HM641JI, HM641JI/D, FW 2AJ10003, Samsung 640GB SATA 2.5″ Hard Drive
- ST640LM000, HM641JI/M, FW 2AJ10003, SSNE, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/M, FW 2AJ10003, SSSE, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/M, FW 2AJ10003, SSNE, Samsung 640GB SATA 2.5″ Hard Drive
- ST640LM000, HM641JI/VA3, FW 2AJ10003, Samsung 640GB SATA 2.5″ Hard Drive
- ST640LM000, HM641JI, FW 2AJ10001, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/D, FW 2AJ10001, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/SON, FW 2AJ10001, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/VAO, FW 2AJ10002, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/S11, FW 2AJ100P5, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/SCC, FW 2AJ10002, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/M, FW 2AJ10002, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/M, FW 2AJ10002, SSSS, Samsung 640GB SATA 2.5″ Hard Drive
- HM641JI, HM641JI/JP2, FW 2AJ10001, Samsung 640GB SATA 2.5″ Hard Drive
- ST640LM000, HM641JI/M, FW 2AJ10003, SSNE, Seagate 640GB SATA 2.5″ Hard Drive
Samsung HM641JI 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
Samsung HM641JI Data Recovery & HDD Repair:
When it comes to data recovery one of the most common problems Samsung HM641JI 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:
BF41-00315A, BF41-00306A, etc.