Sansui SMX24Z1SMB User Manual page 19

Press the MENU button to display the main menu.
Press the [ ] / [►) buttons to select Lock (Bock).
◄
Press the [▼] / [▲] buttons to select Change Password / Lock.
Press ENTER / [
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Change Password
Press the [▼] / [▲] buttons to select Change Password.
Block System
Press the [▼] / [▲] buttons to select Block / Lock Unclassified TV / USA Control
Parental / Canada Parental Control.
Lock (Block)
] / [►] to select.
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