Dell 14" Mobile Precision 3470 Mobile Workstation (Silver) - Manual (Page 87)

Steps
1. Remove the two (M2.5x3) screws that secure the right hinge to the display back cover.
2. Lift and remove the right hinge from the display back cover.
3. Remove the two (M2.5x3) screws that secure the left hinge to the display back cover.
4. Lift and remove the left hinge from the display back cover.
Installing the display hinges
Prerequisites
If you are replacing a component, remove the existing component before performing the installation procedure.
About this task
The following images indicate the location of the display hinges and provides a visual representation of the installation
procedure.
Removing and installing components 87