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 ZBook 17 G4. Confirm the exact model on the service label before starting.
HP ZBook 17 G4 gpu (left) fan replacement. HP prints this procedure on printed page 57 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
848377-001- CPU fan for use in models with discrete graphics memory (includes replacement thermal material). Source: printed page 56.848376-001- CPU fan for use in models with UMA graphics memory (includes replacement thermal material). Source: printed page 56.848378-001- GPU fan (includes replacement thermal material) (This fan is included as a blank for models with UMA graphics memory.). Source: printed page 56.
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
- Let go of the connector on the GPU (left) fan (printed page 57).
- Let go of the WWAN cable and WLAN cable from the routing around the fan (printed page 58).
- Fit the replacement part by working back through the printed removal steps (printed page 58).
Part numbers in our catalog
- HP fan-position blank (UMA) 848376-001 (848376-001)
- HP cooling fan 848377-001 (848377-001)
- HP cooling fan 848378-001 (848378-001)
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-zbook-17-g4-gpu-left-fan-replacement-p57