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 450 G3. Confirm the exact model on the service label before starting.
HP ProBook 450 G3 Notebook PC display assembly replacement. HP prints this procedure on printed page 81 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
828421-001- Display assembly, touch screen (full hinge-up; includes 1 antenna). Source: printed page 81.830957-001- Display assembly, touch screen (full hinge-up; includes 2 antennas). Source: printed page 81.
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.
Replacement
- Position the computer upright and open. (printed page 81).
- Detach the display cable from the system board (1). (printed page 81).
- Pull the antennas through the hole in the machine (2), and after that take them from the routing path (printed page 81).
- Take out the 5 Phillips PM2.5×5.0 screws from the display hinges. (printed page 81).
- Lift the display assembly straight up (printed page 82).
- To remove the display bezel (printed page 82).
- Flex the top of the bezel (printed page 82).
- Take out the display bezel (4). (printed page 83).
- If it is needed to substitute the webcam or microphone unit, disconnect the cable from the module (printed page 83).
- If it is necessary to take the screen panel from the enclosure, take the 4 Phillips PM2.0×3.0 (printed page 84).
- Turn the screen panel all the way over (1), and after that lift the tape off the top of the connector (2) and (printed page 84).
- Take out the display panel from the enclosure. (printed page 84).
- If it is necessary to replace the screen hinges, take the 2 Phillips PM2.0×3.0 fasteners at the top (1) and (printed page 84).
- Take out the display hinges from the display enclosure (3). (printed page 85).
- If it is necessary to replace the screen lead, take the lead from the clips integrated into the left side of (printed page 85).
- Lift the cable off the display enclosure (2). (printed page 85).
- Fit the replacement part by working back through the printed removal steps (printed page 85).
Parts this procedure uses
- HP Includes 1 antenna 828421-001 (828421-001)
- HP Includes 2 antennas 830957-001 (830957-001)
Part numbers in our catalog
- HP 15.6-inch display panel 828423-001 (828423-001)
- HP 15.6-inch display panel 828422-001 (828422-001)
- HP Screen 828395-001 (828395-001)
- HP Display rear cover (includes wireless antennas, foil, and gr 828428-001 (828428-001)
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-450-g3-display-assembly-replacement-p81