Procedure For Disabling Data Encryption Function - Toshiba e-STUDIO 2555C Service Manual

12.2.4

Procedure for disabling data encryption function

The basic procedure is the same as the one for enabling this function. To disable it, set "0 (Invalid)" in
the code 08-9379 at step  P. 12-9 "[D] Enable data encryption function".
12.2.5 Procedure for discarding HDD when data encryption function is
enabled
Set the data encryption function disabled following the procedure shown in  P. 12-11 "12.2.4
Procedure for disabling data encryption function". Then perform the code 3C->6 : Erase HDD Securely
(HDD securely erasing) to completely erase the data in the HDD.
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BACKUP FUNCTION
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