9.3.2.3 Lab – Research Laptop Batteries Answers

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9.3.2.3 Lab – Research Laptop Batteries Answers

Lab – Research Laptop Batteries (Answers Version)

In this lab, you will use the Internet, newspaper, or a local store to gather information and then record the specifications for a laptop battery.

Answers Note: You may choose another laptop battery to research. The answers below are specific to the Lenovo T440p.

  1. List the specifications for a laptop battery. Please ask your Answers for the laptop model to research.
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    The battery included with the T440p is a standard 6-Cell Lithium Ion rechargeable battery.
    Li-ion 6-Cell Battery Pack (10.8V / 4.8AH) P/N: 92P1089
    Manufacturer: Panasonic
    Depending on usage, the IBM 6-Cell battery will operate approximately 4 hours. If you need more battery life, you can buy an extended life 9-Cell battery.
  2. Shop around, and in the table below list the features and cost for a generic and a laptop battery from the manufacturer of the laptop.
    Battery Specifications Generic Manufacturer
    Output voltage 10.8V 10.8 V
    Battery cell configuration

    ex: 6-Cell, 9-Cell

    		 6-Cell 9-Cell (57++)

    6-Cell (57+)
    Dimensions 6-Cell: 20.1 mm (0.8 in) x 206.2 mm (8.12 in) x 51.5 mm (2.03 in) 9 cell: 20.1 mm (0.79 in) x 218.5 mm (8.60 in) x 74.2 mm (2.92 in)

    6-Cell: 20.1 mm (0.8 in) x 206.2 mm (8.12 in) x 51.5 mm (2.03 in)
    Hours of life 2-3 hours for 6-Cell 13+ hours for 9-Cell

    7+ hours for 6-Cell
    Approxmate cost $130 for 6-Cell $159 for 9-Cell

    $139 for 6-Cell
  3. Based on your research, which battery would you select? Be prepared to discuss your decisions regarding the battery you select.
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    Student may choose an extended life battery, but must be prepared to explain the decision.