HP EliteBook 645 G10 speaker replacement

Step-by-step HP EliteBook 645 G10 speaker replacement rewritten in our own words from HP's Maintenance and Service Guide, with page citations.

Part you needM21400-001HP speaker kit M21400-001 for the HP EliteBook 645 G10
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On this page
  1. Applies to
  2. Tools and parts
  3. Preparation
  4. Replacement
  5. Part numbers in our catalog
  6. Manufacturer manual
Source: steps rewritten in our own words (no more than 8 words in a row copied; part numbers, screw sizes and warnings kept as printed) from HP's Maintenance and Service Guide (PDF, printed pages 42–62). Not bench-tested. We have not performed this repair; keep HP's manual open for its illustrations. Scope restrictions below are part of the guide: do not apply it to other models, generations or configurations. Service manuals are written for trained technicians; work at your own risk.

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 G10. Confirm the exact model on the service label before starting.

HP EliteBook 645 G10 Notebook PC speaker replacement. HP prints this procedure on printed page 61 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 61.

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

  1. Get the machine ready for taking apart (the Preparation for disassembly section is on page 39). (printed page 42).
  2. Take the bottom cover off (the Bottom cover section is on page 39). (printed page 42).
  3. Take the battery out (the Battery section is on page 49). (printed page 53).
  4. Take the fan (the Fan section is on page 55). (printed page 59).
  5. Take the main board (the main board section is on page 58). (printed page 61).
  6. Undo the Phillips M2.0 × 2.0 fastener (1) that holds the speaker to the machine. (printed page 61).
  7. Lift the speaker up and out of the machine (2). While fitting the speaker, check which the rubber cap is installed at the right end of the speaker (3). (printed page 62).
  8. Fit the replacement part by working back through the printed removal steps (printed page 62).

Part numbers in our catalog

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-g10-speaker-replacement-p61

Key facts

HP document part number
N37115-001
Model
HP EliteBook 645 G10
Release year
2023
Screen size
14"
Printed pages
42–62

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