Revo RM23-OR1 - Manual (Page 11)

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2. Bottom Key Control
1. SOURCE/
Selects VGA, DVI and HDMI inputs.
Selects an option in the OSD.
2. MENU
Activates or exits the OSD.
Moves previous menu or status in the OSD.
3, 4. AUTO/▼ & ▲
Moves another option in the OSD.
The ▲ button converts the aspect ratio as 16:9 or 4:3.
The AUTO/▼ button is auto adjustment function in the VGA input.
5, 6. VOL(-) & VOL(+)
Adjusts the volume and menu settings.
The VOL(-) button is the Sound off function.
7. / I
Turns the power on or off. There will be a few seconds delay before the display appears.
8. LED
Turned on with VGA, DVI and HDMI signals: blue color.
Turned on with no signal: red color.
Turned off: LED off.
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