Dell Inspiron 14 5420 User Manual

Steps
1. Align and place the power-button board on the palm-rest and keyboard assembly.
2. Replace the screw (M2x3) that secures the power-button board to the palm-rest and keyboard assembly.
3. Connect the power-button board cable to the system board and close the latch.
Next steps
1. Install the display assembly.
2. Install the base cover.
3. Follow the procedure in After working inside your computer.
Power button with optional fingerprint reader
Removing the power button with optional fingerprint reader
Prerequisites
1. Follow the procedure in Before working inside your computer.
NOTE:
Ensure that your computer is in Service Mode. For more information see, step 6 in Before working inside your
computer.
2. Remove the base cover.
3. Remove the heat sink.
4. Remove the left fan.
5. Remove the display assembly.
6. Remove the power-button board.
About this task
The following image(s) indicate the location of the power button with optional fingerprint reader and provides a visual
representation of the removal procedure.
42
Removing and installing components

Dell Inspiron 14 5420 Specifications

General

Graphics	Intel Iris Xe Graphics
Operating System	Windows 11 Home
Battery	4-Cell Battery, 54WHr (Integrated)
Processor	12th Gen Intel Core i5-1235U
Display	14-inch FHD (1920 x 1080)
RAM	8GB DDR4
Storage	256GB/512GB/1TB SSD
Ports	2 x USB 3.2 Gen 1
Wireless	Bluetooth