Extron Electronics MVX Plus 128 VGA A User Guide - Manual (Page 29)

3-3 MVX Plus 128 VGA A Matrix Switcher • Operation
PRELIMINAR
Y
Input and output buttons
a
Input buttons — The input buttons have two primary functions (•) and five
secondary functions (❏):
• Select an input.
• Identify the selected input.
❏ (Input 1 only) With the Output 1 button, select I/O Group mode. See
“I/O grouping” on page 3-19.
❏ Select a preset. See “Using presets” on page 3-26.
❏ Display the RGB delay. See “Setting RGB delay” on page 3-23.
❏ Display the output volume level. See “Viewing and adjusting the output
volume” on page 3-36.
❏ (Input 1 and Input 2 only) Toggle background illumination of the buttons
on and off. See “Background illumination” on page 3-43.
b
Output buttons — The output buttons have two primary functions (•) and
four secondary functions (❏):
• Select output(s).
• Identify the selected output(s).
❏ (Output 1 only) With the Input 1 button, select I/O Group mode. See
“I/O grouping” on page 3-19.
❏ Select a preset. See “Using presets” on page 3-26.
❏ Mute the output. See “Muting and unmuting video and/or audio
outputs” on page 3-29.
❏ Display the audio level of the selected input. See “Viewing and adjusting
the input audio level” on page 3-32.