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Dell Latitude 7420 - Palmrest assembly

Dell Latitude 7420
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Steps
1. Align and place the keyboard on the keyboard support plate and secure it using the two (M2x2) screw.
2. Replace the keyboard assembly in to its slot in the computer.
3. Connect the keyboard FPC and keyboard backlight FPC to the touchpad module.
4. Replace the 26 (M1.6x1.7) screws that secure the keyboard assembly to the computer.
5. Adhere the LED board FFC, USH board FFC , touchpad FFC and, SmartCard reader FFC to the back of the keyboard.
Next steps
1. Install the I/O board.
2. Install the system board.
3. Install the audio board.
4. Install the heatsink assembly.
5. Install the battery.
6. Install the WWAN card.
7. Install the solid-state drive.
8. Install the base cover.
9. Install the microSD card.
10. Follow the procedure in after working inside your computer.
Palmrest assembly
Removing the palmrest assembly
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the microSD card.
3. Remove the SIM card
4. Remove the base cover.
5. Remove the solid-state drive.
Removing and installing components
59

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