Dell Latitude 5421 - Display Hinges

Steps
1. Align and place the sensor board on the display back cover.
2. Connect the display cable to the connector on the sensor board and close the latch.
Next steps
1. Install the display panel.
2. Install the display bezel.
3. Install the display assembly.
4. Install the WWAN card.
5. Install the WLAN card.
6. Install the base cover.
7. Install the microSD card.
8. Install the SIM card.
9. Exit Service Mode.
10. Follow the procedure in After working inside your computer.
Display hinges
Removing the display hinges
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Enter Service Mode.
3. Remove the SIM card.
4. Remove the microSD card.
5. Remove the base cover.
6. Remove the WLAN card.
7. Remove the WWAN card.
8. Remove the display assembly.
9. Remove the display bezel.
10. Remove the display panel.
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Removing and installing components