Planar Systems PLL2251MW 21.5" 16:9 Full HD LED LCD Monitor User Manual
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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 Monitor will show a “Lock Out” message for 3 seconds and the message will disappear
automatically.
Repeat this step to unlock.
This manual is related to the following products: