Dynabook/Toshiba PCB-SET P000619050 is compatible in the following Models:

Dynabook/Toshiba TECRA Series

Z Series Z40-A - PT44GA-0CR05VN1
Z Series Z40-A - PT44GA-0CR05VN2
Z Series Z40-A - PT44GA-0ED01U
Z Series Z40-A - PT44GA-0ED01U-48BXLB
Z Series Z40-A - PT44GA-0ED01U-931OKB
Z Series Z40-A - PT44GU-0E2003