Inspiron 14 Plus 7440 Owner's Manual

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Installing the power button

CAUTION:The information in this section is intended for authorized service technicians only.

Prerequisites

If you are replacing a component, remove the existing component before performing the installation process.

About this task

NOTE:If either the system board or the heat sink is replaced, use the thermal grease that is provided in the kit to ensure that thermal conductivity is achieved.

The following image(s) indicate the location of the power button and provides a visual representation of the installation procedure.

NOTE:Depending on the configuration of your computer, you may have a power-button with an optional fingerprint reader installed.
Figure 1. Installing the power button
Image: Installing the power button
Figure 2. Installing the power button with an optional fingerprint reader
Image: Installing the power button with an optional fingerprint reader
Figure 3. Installing the power button
Image: Installing the power button

Steps

  1. Place the power button into its slot on the palm-rest and keyboard assembly.
  2. Align the screw hole on the power button to the screw hole on the palm-rest and keyboard assembly.
  3. Replace the screw (M2x3) that secures the power button to the palm-rest and keyboard assembly.
  4. Replace the tape that secures the fingerprint-reader cable to the palm-rest and keyboard assembly.
    NOTE:This step is only applicable for computers that are shipped with the power button with an optional fingerprint reader.

Next steps

  1. Install the USB board.
  2. Install the fan.
  3. Install the heat sink.
  4. Install the base cover.
  5. Follow the procedure in After working inside your computer.
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