Labels: DOCUMENTED = taken from HP's manual; PROPOSED = our own joining or ordering of HP's directions, not an HP instruction; UNPERFORMED = a suggested check that has not been carried out.
Applies to
HP ProBook 440 G4. Confirm the exact model on the service label before starting.
HP ProBook 440 G4 Notebook PC display assembly replacement. HP prints this procedure on printed page 75 of its maintenance and service guide.
tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
906973-001- Display panel assembly, touch screen. Source: printed page 75.
preparation
Save your work and shut the computer down through the operating system, unplug AC power and every external device, and work on a clean, grounded, ESD-protected surface while sorting each screw by its original location. Handle every cable by its connector and put each one back in its own place during reassembly.
- Position the computer upright on a flat surface. (printed page 62).
replacement
- Detach the display cable from the system board (1). (printed page 75).
- Pull the wireless antennas across the hole in the computer (2). (printed page 75).
- Take out the 4 Phillips PM2.5×4.0 screws from the display hinges. (printed page 75).
- Lift the display assembly straight up (printed page 76).
- Flex the top of the bezel (printed page 76).
- Take out the display bezel (4). (printed page 77).
- If it is needed to substitute the webcam or microphone module, gently pull the unit away from the double-sided tape on the screen enclosure (1), and after that detach the lead from the unit (2). (printed page 78).
- If it is necessary to take or replace the screen panel, take the 4 Phillips PM2.0×3.0 fasteners (1) that hold the screen panel to the enclosure. (printed page 78).
- Rotate the display panel onto the keyboard to gain access to the display lead connection on the (printed page 78).
- On the back of the display panel (printed page 79).
- Take out the display panel from the display enclosure (3). (printed page 79).
- If it is necessary to take or replace the hinge covers, take the 2 Phillips PM2.5×2.5 fasteners (1) that (printed page 79).
- Take out the hinge covers from the display hinges (2). (printed page 79).
- If it is necessary to take or replace the screen hinges, take the 6 Phillips PM2.5×2.5 fasteners (1) (printed page 80).
- Take out the display hinges from the display enclosure (2). (printed page 80).
- If it is necessary to replace the screen/webcam lead, take the webcam lead from the clips in the (printed page 80).
- Lift the cable off the display enclosure (3). (printed page 81).
- Fit the replacement part by working back through the printed removal steps (printed page 81).
Part numbers in our catalog
- HP 14-inch touch display panel assembly 906973-001 (906973-001)
- HP 14-inch FHD display panel (raw) (809002-002)
- HP 14-inch HD display panel (raw) (839668-002)
Check each part page for its source and variant notes before ordering.
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-probook-440-g4-display-assembly-replacement-p75