WESTERN DIGITAL / WD WD200BB-75DEA0 20.0GB AT 3.5 INCH HARD DRIVE 20GB IDE LBA 39062500 14 AUG 2002 DCM HSCHNA2AH REV A00 HSBANA2CA DATE 03 NOV DSBACV2CA JAN 2003 13 JUL MY JUN