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 39). 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 ProBook 455 G9. Confirm the exact model on the service label before starting.
HP ProBook 455 G9 memory modules replacement. HP prints this procedure on printed page 39 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
L67710-001- 16 GB, DDR4-3200. Source: printed page 39.L46598-001- 8 GB, DDR4-3200. Source: printed page 39.L83673-001- 4 GB, DDR4-3200. Source: printed page 39.
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
- Prepare the computer for disassembly and remove the bottom cover. (printed page 39).
- Take the battery out of the machine. (printed page 39).
- Lift the memory cover off, spread the clips and pull each module out of its slot. (printed page 39).
Part numbers in our catalog
- HP 16 GB memory module L67710-001 (L67710-001)
- HP Memory L46598-001 (L46598-001)
- HP 4 GB memory module L83673-001 (L83673-001)
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-455-g9-memory-modules-replacement-p39