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 640 G1. Confirm the exact model on the service label before starting.
HP ProBook 640 G1 base enclosure replacement. HP prints this procedure on printed page 82 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
738692-001- For 15.6-in. models. Source: printed page 82.738681-001- For 14-in. models. Source: printed page 82.
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
- Take out the rubber screw covers. (printed page 83).
- Take out the fourteen Torx T8 screws that hold the top cover to the computer. (printed page 83).
- Take out the following screws that hold the base enclosure to the computer: (printed page 84).
- Take out the memory card (4). (printed page 84).
- Turn the computer over so the right side is up, with the front toward you. (printed page 84).
- Raise the front rim of the base enclosure until the left as well as right sides as well as the rear edge detach from the machine. (printed page 84).
- Detach the serial connector cable from the system board. (printed page 84).
- Take out the base enclosure (printed page 84).
- Fit the replacement part by working back through the printed removal steps (printed page 84).
Parts this procedure uses
- HP Bottom Cover 738692-001 (738692-001)
- HP Bottom Cover 738681-001 (738681-001)
Manufacturer manual
HP Maintenance and Service Guide (PDF, HP). Machine-readable copy: /api/guides/hp-probook-640-g1-base-enclosure-replacement