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  2. ThinkPad UltraBay - Wikipedia

    en.wikipedia.org/wiki/Thinkpad_UltraBay

    Starting in 2014, Lenovo changed the design of the ThinkPad bay adapter and dropped the "UltraBay" terminology from use. What remained (in the ThinkPad W540 product) was an option for a removable Serial ATA (SATA) "Caddy" accessory which, with a screw driver, allowed the optical drive to be replaced with a second 2.5 inch SATA storage device.

  3. Head crash - Wikipedia

    en.wikipedia.org/wiki/Head_crash

    A head crash in a modern drive. Note circular scratch mark on the platter. A head crash. A head crash is a hard-disk failure that occurs when a read–write head of a hard disk drive makes contact with its rotating platter, slashing its surface and permanently damaging its magnetic media. It is most often caused by a sudden severe motion of the ...

  4. ThinkPad X series - Wikipedia

    en.wikipedia.org/wiki/ThinkPad_X_series

    The battery is internal and not removable, and there is no optical drive. The ThinkPad X1 laptop was released by Lenovo in May 2011. Notebook Review offered a positive opinion of the ThinkPad X1, saying that it was, "A powerful notebook that combines the durability and features of a business-class ThinkPad with the style of a consumer laptop."

  5. ThinkPad - Wikipedia

    en.wikipedia.org/wiki/ThinkPad

    ThinkPad is a line of business-oriented laptop and tablet computers produced since 1992. The early models were designed, created and manufactured by International Business Machines (IBM) until it sold its PC business to Lenovo in 2005; since 2007, all new ThinkPad models have been branded Lenovo instead [5] and the Chinese manufacturer has continued to develop and sell ThinkPads to the present ...

  6. Lenovo - Wikipedia

    en.wikipedia.org/wiki/Lenovo

    Lenovo Group Limited, trading as Lenovo (/ l ə ˈ n oʊ v oʊ / lə-NOH-voh, Chinese: 联想; pinyin: Liánxiǎng; Wade–Giles: Lien-hsiang), is a Chinese [9] multinational technology company specializing in designing, manufacturing, and marketing consumer electronics, personal computers, software, servers, converged and hyperconverged infrastructure solutions, and related services. [5]

  7. Computer case screws - Wikipedia

    en.wikipedia.org/wiki/Computer_case_screws

    securing a 3.5-inch hard disk drive to the case; holding an expansion card in place by its metal slot cover; fastening case components to one another; usually, one or more #6-32 UNC screws hold the main cover on the case; They are almost always provided with a #2 Phillips drive. Sometimes a Green Robertson or Torx drive is used instead. All ...

  8. Optical disc drive - Wikipedia

    en.wikipedia.org/wiki/Optical_disc_drive

    With both types of mechanisms, if a CD or DVD is left in the drive after the computer is turned off, the disc cannot be ejected using the normal eject mechanism of the drive. However, tray-loading drives account for this situation by providing a small hole where one can insert a paperclip to manually open the drive tray to retrieve the disc. [39]

  9. Panhard rod - Wikipedia

    en.wikipedia.org/wiki/Panhard_rod

    A Panhard rod (also called Panhard bar, track bar, or track rod) is a suspension link that provides lateral location of the axle. [1] Originally invented by the Panhard automobile company of France in the early twentieth century, this device has been widely used ever since.