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 G2. Confirm the exact model on the service label before starting.
HP ProBook 640 G2 Notebook PC fan and heat sink replacement. HP prints this procedure on printed page 61 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
840733-001- For 15" products with discrete graphics. Source: printed page 61.
Preparation
Save your work, shut the computer down through the operating system, unplug AC power and every external device, and work on a grounded, static-safe surface.
Replacement
- Power the computer off, unplug it and detach peripherals. (printed page 61).
- Undo the fan screws and the heat sink retention screws in turn. (printed page 61).
- Lift the fan and heat sink away, keeping it level and away from the board. (printed page 61).
Part numbers in our catalog
- HP cooling fan 840662-001 (840662-001)
- HP cooling fan 840663-001 (840663-001)
- HP cooling fan 840732-001 (840732-001)
- HP cooling fan 840734-001 (840734-001)
- HP cooling fan 840733-001 (840733-001)
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-640-g2-notebook-pc-fan-and-heat-sink-replacement-p61