HP PC Board
L21620-001
is compatible in the following HP Models:
HP EliteBook 840r Notebook PC series
HP ELITEBOOK 840R G4 BASE MODEL NOTEBOOK PC - 2LG06AV
HP ELITEBOOK 840R G4 NOTEBOOK PC - 4YZ98PA
HP ELITEBOOK 840R G4 NOTEBOOK PC - 6BC70US
HP ELITEBOOK 840R G4 NOTEBOOK PC - 6UC07UC
HP ELITEBOOK 840R G4 NOTEBOOK PC - 7RB45US