MK3021GAS Toshiba 2.5″ hard drive with a storage capacity of 30GB and featuring a IDE interface. MK3021GAS Toshiba 30GB 4200RPM 2MB Cache 9.5 MM IDE/ATA-100 44-Pin 2.5-inch Laptop Hard Drive.

All information about the Toshiba MK3021GAS hard disk drive: technical parameters, failure symptoms, free asked questions, reviews, HDD repair and data recovery.

Toshiba MK3021GAS Technical Details:

  • Hard Disk Model: TOSHIBA MK3021GAS
  • Disk Family: MK-3021GAS
  • Form Factor: 2.5″
  • Capacity: 30.01 GB (30.01 x 1 000 000 000 bytes)
  • Number Of Disks: 1
  • Number Of Heads: 2
  • Rotational Speed: 4200 RPM
  • Rotation Time: 14.29 ms
  • Average Rotational Latency: 7.14 ms
  • Disk Interface: Ultra-ATA/100
  • Buffer-Host Max. Rate: 100 MB/seconds
  • Buffer Size: 2048 KB
  • Drive Ready Time (typical): 4 seconds
  • Average Seek Time: 12 ms
  • Track To Track Seek Time: 2 ms
  • Full Stroke Seek Time: 22 ms
  • Width: 69.85 mm (2.75 inch)
  • Depth: 100 mm (3.94 inch)
  • Height: 9.5 mm (0.37 inch)
  • Weight: 96 grams (0.21 pounds)
  • Required Power For Spinup: 940 mA
  • Power Required (Seek): 2.7 W
  • Power Required (Idle): 1.0 W
  • Power Required (Standby): 0.25 W
  • Manufacturer: Toshiba Corp., Storage Device Division

Toshiba MK3021GAS Hard Drives:

MK3021GAS Toshiba 30GB IDE 2.5 Inch Hard Drive

  • MK3021GAS, C0/GA125F, HDD2181 U ZE01 T, Toshiba 30GB IDE 2.5″ Hard Drive
  • MK3021GAS, B0/GA124A, HDD2181 C ZE01 T, Toshiba 30GB IDE 2.5″ Hard Drive
  • MK3021GAS, C0/GA124C, HDD2181 F ZE01 T, Toshiba 30GB IDE 2.5″ Hard Drive
  • MK3021GAS, H0/GA129D, HDD2181 D ZE01 T, Toshiba 30GB IDE 2.5″ Hard Drive
  • MK3021GAS, C0/GA125B, HDD2181 P ZE01 T, Toshiba 30GB IDE 2.5″ Hard Drive
  • MK3021GAS, B0/GA124A, HDD2181 Y ZE01 T, Toshiba 30GB IDE 2.5″ Hard Drive
  • MK3021GAS, C0/GA125B, HDD2181 P ZE01 S, Toshiba 30GB IDE 2.5″ Hard Drive
  • MK3021GAS, D0/GA124G, HDD2181 B ZE01 S, Toshiba 30GB IDE 2.5″ Hard Drive

Toshiba MK3021GAS 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

Toshiba MK3021GAS Data Recovery & HDD Repair:

When it comes to data recovery one of the most common problems Toshiba MK3021GAS 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:
G5B000211000-A, etc.