SWIT Electronics FM-21HDR, Руководство пользователя

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4.Operation Instructions
·Front Panel
BUTTON FUNCTION BUTTON FUNCTION
Input selection Function button F1
Adjust upward Function button F2
Adjust downward Function button F3
Return/Exit Function button F4
Select next Power on/off
Save/Return/Main menu

All of these buttons have light indicators.
4.1 Operation of Front Panel
The functionality and usage of the buttons at the front panel are as follows:
:
Input Selection
Select the input signal from each input interface. Press this button to display the
input source menu at the top right corner of the screen, as shown in Figure 4.1-2.
Use it to select an input signal source, press it again to toggle among these input
signal items, or after the input source menu displayed, use the UP or DOWN button