HP EliteBook 840r G4 Maintenance And Service Manual page 77

8. If it is necessary to replace the webcam or microphone module, gently pull the module away from the
double-sided tape on the display enclosure (1), and then disconnect the cable from the module (2).
The camera module is available using spare part number L17986-001. The microphone module is
available using spare part number L17980-001.
9. If it is necessary to remove the display panel from the enclosure, remove the 4 Phillips M2.0×3.0 screws
that secure the panel to the display enclosure, and then lift the top of the panel upward.
The raw display panel is available using spare part number L17988-001 for HD panels, L17987-001 for
FHD panels.
Component replacement procedures 67