Dynabook/Toshiba PCB-SET P000473220 is compatible in the following Models:

Dynabook/Toshiba PORTEGE Series

PPM40A-3JS03Y
PPM40A-3NY03Y
PPM40L-3V603N

Dynabook/Toshiba TOSHIBA-SPECIAL-SKU Series

PPM40L-3V603N