HP
PE842A
is compatible in the following HP Models:
HP Compaq 6700 Notebook PC series
HP Business Notebook PC 6710b - GL062PA
HP
Compaq nw8440 Mobile Workstation - RS175US
Compaq nw9440 Mobile Workstation G71GLM CTO Base - RG553AV
HP 530 Notebook PC - GN796AA
HP Compaq 6510b Notebook PC - GF921AT
HP Compaq 6510b Notebook PC - RM305UT
HP Compaq nc8430 Notebook PC Series - RW195US
HP Compaq tc4200 Tablet PC - PV985AA
HP Compaq tc4400 Tablet PC - EN356UT