Leyard PLANAR PXN2480MW, Руководство пользователя

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Option 2:
OSD & Power button lock – all 5 buttons including the “POWER” button are locked.
Press and hold the 1 button and the
▼
button for 3 seconds to lock all 5 buttons.
The LED LCD Monitor will show a “Power Button Locked” message for 3 seconds and the
message will disappear automatically.
Repeat this step to unlock.