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 640 G11. Confirm the exact model on the service label before starting.
HP EliteBook 640 14 inch G11 Notebook PC memory replacement. HP prints this procedure on printed page 65 of its maintenance and service guide, and the spare-part table for this part is on printed page 34.
Tools and parts
- Screwdrivers and a non-marking pry tool as HP lists for this procedure
- Static-safe work surface
N50075-001- 32 GB, NECC. Source: printed page 64.N97399-001- 32 GB, NMIC. Source: printed page 65.N77400-001- 32 GB, for use in the PRC. Source: printed page 65.N93773-001- 16 GB, NMIC. Source: printed page 65.N38627-001- 16 GB. Source: printed page 65.N77399-001- 16 GB, for use in the PRC. Source: printed page 65.N37792-001- 8 GB. Source: printed page 65.N77398-001- 8 GB, for use in the PRC. Source: printed page 65.
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 62). (printed page 65).
- Take the bottom cover off (the Bottom cover section is on page 62). (printed page 65).
- Detach the battery lead from the main board (the Battery section is on page 74). (printed page 65).
- Lift the cover off the memory modules. (printed page 65).
- Push the two clips apart (1) until the memory module stands at a 45° angle, and after that take the unit (2). Use the same operation to take all memory modules. (printed page 65).
Part numbers in our catalog
- HP 8 GB memory module N37792-001 (N37792-001)
- HP Memory N38627-001 (N38627-001)
- HP 32 GB memory module for NECC N50075-001 (N50075-001)
- HP 16 GB memory module for the PRC N77399-001 (N77399-001)
- HP 32 GB memory module for the PRC N77400-001 (N77400-001)
- HP 16 GB memory module for NMIC N93773-001 (N93773-001)
- HP 32 GB memory module for NMIC N97399-001 (N97399-001)
- HP 8 GB memory module for the PRC N77398-001 (N77398-001)
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-640-14-inch-g11-memory-replacement-p65