Dell OptiPlex 7470 All-in-One Service Manual page 83

i) System board
j) PSU
k) PSU fan
l) Camera
3. Remove the display backlight cable from the routing guides on the display assembly base [1].
4. Remove the 11 screws (M3x5) that secure the middle frame and display assembly base to the display panel [2].
NOTE: The screws that secure the middle frame and display assembly base to the display panel are silver in color and
etched with "LCD" around the screw holes.
5. Place the system in upright position, holding the display panel and display assembly base, carefully release the display panel from middle
frame and display assembly base [1].
6. Slide the display backlit cable through the slot on the display assembly base [2].
7. Lift the display panel off the middle frame and display assembly base [3].
Removing and Installing components 83