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Internal architecture Secret 5 models HDD violent dismantlingSection 4: dismantling of the original HDD Western Digital papersMobile hard disk as a modern society must have mass storage of digital products, which are divided into original / brand mobile hard disk and removable hard disk assembly. In front of the author to analyze the number of sets fake brand mobile hard disk, and the disk cartridge false teardown analysis. Next, I will move on the original hard disk and removable hard disk cartridge assembly dismantling participate in the teardown analysis of three mobile hard drives are from famous factory, including Western Digital 320GB and Seagate 500GB HDD are original. Removable disk cartridge storage bus as compared to its products dismantling of the original HDD Western Digital papersWestern Digital 320GB mobile hard driveFirst up is a Western Digital 320GB mobile hard drive, My Passport Essential belongs to the fourth generation of mobile hard disk, sleek appearance, easy to carry. It uses the ABS plastic shell, the appearance of sleek, free screw stitched design, using USB2.0 Mini Interface for the Western Digital 320GB mobile hard drive major structural componentWestern Digital 320GB mobile hard drive disassembly is very simple, just use the word mouth screwdriver suture lines along the border to cut inside. When I open a product that is completely and had to worry about it, because its internal structure is very streamlined, internal shock-proof design is not in place Western Digital 320GB mobile hard drive of the main structure (Click image to enlarge)Western Digital 320GB mobile hard drive of the main structure of only two parts, one is the case, the other is the border between the two fastened together by the card. Western Digital to beautiful, border design with arc, leading to its flexible varicose not conducive to stress, shock and drop its performance can be imagined Western Digital 320GB mobile hard drive the most important partWestern Digital 320GB mobile hard drive with 2.5 inch WD3200BMVU 5400 rpm / 320GB notebook hard drive, in order to reduce costs, Western Digital SATA interface will be removed, the IC chip soldered directly to the adapter PCB board on the hard disk, the Mini USB port connected directly with the hard disk Western Digital 320GB mobile hard drive models are also side with 2 shockproof cushionWestern Digital in order to improve this product is shock and drop performance, design a four shockproof cushion. As the hard disk and the disk tray by four screws tight, actually become one. I observed the whole disc holder and shockproof cushion fit there is a gap, and can not be fully functional, if not his hand clenched, borders, and the disc tray portion easily disintegrated. Western Digital in order to save costs, work seriously diminished. In addition to streamlining the shell did not fall, Western Digital can reduce costs where are simplified.