Dynabook/Toshiba HDD K000056490 is compatible in the following Models:

Dynabook/Toshiba SATELLITE Series

A Series A200 - PSAE3A-07M007

P Series P200 - PSPB6A-0CS04M

P Series P200 - PSPBGA-01W015

P Series P200D - PSPBQA-017001

X Series X200 - PSPB9A-02J022

Dynabook/Toshiba SATELLITE-PRO Series

P Series P200 - PSPB7A-02400W