Fantec MM-HDRTV Manuel D'utilisation page 139

Press the UP / DOWN button to select from Manual and Auto (via
analog TV). Press the ENTER button to confirm.
Press the LEFT / RIGHT button to select each field and the UP /
DOWN button to adjust each setting. Press the ENTER button to
confirm.
Parental Control
Select to set the TV parental control options.
Lock System
Press the UP / DOWN button to turn on or off the parental system.
Press the ENTER button to confirm.
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