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 645 G9. Confirm the exact model on the service label before starting.
HP EliteBook 645 14 inch G9 Notebook PC speaker replacement. HP prints this procedure on printed page 62 of its maintenance and service guide, and the spare-part table for this part is on printed page 20.
Tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
M21400-001- Speaker. Source: printed page 62.
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
- Get the machine ready for taking apart (the Preparation for disassembly section is on page 40). (printed page 43).
- Take the bottom cover off (the Bottom cover section is on page 40). (printed page 43).
- Take the battery out (the Battery section is on page 50). (printed page 54).
- Take the main board (the main board section is on page 59). (printed page 62).
- Undo the Phillips M2.0 × 2.0 fastener (1) that holds the speaker to the machine. (printed page 62).
- Lift the speaker up and out of the machine (2). While fitting the speaker, check which the rubber cap inside installed at the right end of the speaker (3). (printed page 63).
- Fit the replacement part by working back through the printed removal steps (printed page 63).
Part numbers in our catalog
- HP speaker kit M21400-001 (M21400-001)
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-645-14-inch-g9-speaker-replacement-p62