Dell Vostro 14 3430 Owner's Manual page 89

Steps
1. Place the display assembly on a clean and flat surface.
2. Slide the palm-rest and keyboard assembly at an angle and place the palm-rest and keyboard assembly on the display
assembly.
NOTE: The power-adapter port is secured in place by the right display hinge. There is no screw, tape, or adhesives
securing the power-adapter port to the palm-rest. As a result, technicians should take note of whether the power-
adapter port has fallen out of the computer during subsequent removal procedures.
3. Gently press down on the display hinges to align the screw holes on the display hinges with the screw holes on the palm-rest
and keyboard assembly.
4. Replace the four screws (M2.5x5) to secure the display hinges to the palm-rest and keyboard assembly.
5. Route the wireless-antenna cables through the routing guides on the palm-rest and keyboard assembly.
NOTE: This step applies only to computers shipped with a plastic chassis.
6. Route the speaker cable through the routing guides on the palm-rest and keyboard assembly.
NOTE: This step applies only to computers shipped with a plastic chassis.
7. Connect the speaker cable to the connector on the system board.
NOTE: This step applies only to computers shipped with a plastic chassis.
8. Connect the display cable to the connector on the system board.
Next steps
1. Install the wireless card.
Removing and installing Field Replaceable Units (FRUs) 89