Dell Inspiron 7420, Руководство по обслуживанию

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Steps
1. Align the notch on the SSD with the tab on the M.2 slot and slide the SSD into the M.2 card slot on the system board.
2. Replace the screw (M2x2) that secures the SSD to the system board.
3. Replace the SSD shield, press to fit it firmly to cover the SSD, securing it with (M2x2) screw.
Next steps
1. Install the base cover .
2. Install the microSD card .
3.
NOTE: Plug-in AC before powering up your computer.
Follow the procedure in after working inside your computer .
WWAN card
Removing the WWAN card
Prerequisites
1. Follow the procedure in before working inside your computer .
2. Remove the microSD card .
3. Enter the service mode .
4. Remove the base cover .
About this task
The following images indicate the location of the WWAN card and provide a visual representation of the removal procedure.
24 Removing and installing components