Dell Inspiron 14 7430 2-in-1 Owner's Manual page 59

Steps
1. Place the touchpad into its slot on the palm-rest and keyboard assembly.
2. Align the screw holes on the touchpad with the screw holes on the palm-rest and keyboard assembly.
3. Replace the four screws (M2x2) and the five screws (M1.6x2.5) that secure the touchpad to the palm-rest and keyboard
assembly.
4. Place the touchpad cable on the palm-rest and keyboard assembly.
5. Connect the touchpad cable to the touchpad and close the latch.
6. Connect the touchpad cable to the system board and close the latch.
Next steps
1. Install the battery.
2. Install the base cover.
3. Follow the procedure in After working inside your computer.
Removing and installing Field Replaceable Units (FRUs) 59