Samsung MWR-VH12N User Manual page 17

Example of locking all buttons
1. Press the or
3 seconds.
When main menu is displayed, press the
no.1.
2. Press the Away button to select the number you will set on
the sub menu.
Press the or button to select no.1
3. Press the Away button to enter the data setting stage.
When you enter the setting stage, the current setting is displayed.
4. Press the or
The option of ERV wired remote controller is set from "Unlock all
buttons" to "Lock all buttons".
5. Press the Set button to complete the option settings.
Save the setting value and exit to sub menu.
6. Press the Timer button to exit to normal mode.
ENGLISH-17
buttons at the same time for more than
or
button to select no.1
button to select