Dynabook/Toshiba
P000730180
is compatible in the following Models:
Dynabook/Toshiba PORTEGE Series
PT274A-00F003
PT274A-00F003B
PT274A-09E032
PT274A-0HU032
PT274U-02W04M
Dynabook/Toshiba TECRA Series
PT474A-02M00D