Dell Latitude 5401, Руководство по обслуживанию, Страница: 61 / 122

4. Remove the two screws (M2x2.5) that secure the power button with optional fingerprint reader to the palm-rest and keyboard
assembly.
5. Lift the power button with optional fingerprint reader, along with the fingerprint reader cable, off the palm-rest and keyboard
assembly.
Installing the power button with finger reader - UMA
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The figure indicates the location of the power button with fingerprint reader and provides a visual representation of the installation
procedure.
Steps
1. Using the alignment post, place the power button with fingerprint reader on the palm-rest and keyboard assembly.
2. Replace the two screws (M2x2.5) to secure the power button with optional fingerprint reader to the palm-rest and keyboard
assembly.
3. Plug the I/O cable into the connector on palm-rest and keyboard assembly and close the latch.
4. Plug the fingerprint reader cable into the connector on palm-rest and keyboard assembly.
Next steps
1. Install the I/O board .
2. Install the system fan .
3. Install the coin-cell battery .
4. Install the M.2 2280 SSD or M.2 2230 SSD .
5. Install the battery .
6. Install the base cover .
7. Follow the procedure in after working inside your computer .
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