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 455 G8. Confirm the exact model on the service label before starting.
HP ProBook 455 G8 Notebook PC bottom cover replacement. HP prints this procedure on printed page 32 of its maintenance and service guide, and the spare-part table for this part is on printed page 19.
Tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
M21720-001- Bottom cover. Source: printed page 32.
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
- Back off the three captive Phillips fasteners (1) and take the two Phillips M2.0 × 4.0 fasteners (2) that hold the bottom cover to the machine. (printed page 32).
- Starting near the hinges, employ a nonmarking, nonconductive tool to free the edges of the bottom cover from the machine (1). (printed page 33).
- Take the bottom cover off from the machine (2). (printed page 33).
Part numbers in our catalog
- HP bottom cover (base enclosure) M21720-001 (M21720-001)
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-455-g8-bottom-cover-replacement-p32