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 EliteBook 850 G5. Confirm the exact model on the service label before starting.
HP EliteBook 850 G5 Notebook PC heat sink assembly replacement. HP prints this procedure on printed page 53 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
L14363-001- Heat sink for use in models with discrete graphics memory. Source: printed page 53.L14362-001- Heat sink for use in models with UMA graphics memory. Source: printed page 53.
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
- Discrete graphics models (printed page 53).
- Thoroughly clean the compound from the surfaces of the main board components and the heat sink each time the heat sink is removed. (printed page 54).
- UMA graphics models (printed page 54).
- Thoroughly clean the compound from the surfaces of the main board component and the heat sink each time the heat sink is removed. (printed page 55).
- Fit the replacement part by working back through the printed removal steps (printed page 55).
Part numbers in our catalog
- HP heat sink L14362-001 (L14362-001)
- HP heat sink L14363-001 (L14363-001)
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-elitebook-850-g5-heat-sink-assembly-replacement-p53