3-3
MVX Plus 128 VGA Matrix Switchers • Operation
PRELIMINARY
Input and output buttons
N
If the switcher has fewer inputs or outputs than input or output buttons, only
the buttons for which the switcher has an input or output perform the function
of selecting and identifying that input or output.
a
Input buttons — The input buttons have two primary functions (•) and four
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 3-17.
❏ Select a preset. See Using presets on page 3-23.
❏ Display the RGB delay. See Setting RGB delay on page 3-21.
❏ Display the output volume level. See Viewing and adjusting the output
volume on page 3-33.
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 3-17.
❏ Select a preset. See Using presets on page 3-23.
❏ Mute the output. See Muting and unmuting video and/or audio outputs on
page 3-26.
❏ Display the audio level of the selected input. See Viewing and adjusting the
input audio level on page 3-29.
Control buttons
c
Enter button — The Enter button has three primary functions (•) and fi ve
secondary (❏) functions:
• Save changes that you make on the front panel. To create a simple
confi guration:
Specify RGBHV, audio, or both (see I/O selection buttons [
g
] and
[
h
]).
Press the desired input button (
a
).
Press the desired output button(s) (b).
Press the Enter button.
• Indicate that a potential tie has been created but not saved.
• Indicate that a global preset has been selected to be saved or recalled but
that the preset action has not been accomplished.
❏ In the I/O Group mode, select group 1. See I/O grouping on page 3-17.
❏ In the I/O Group mode, indicate that group 1 is selected. See I/O grouping
on page 3-17.
❏ With the Preset, View, and Esc buttons, select Serial Port Confi guration
mode. See Selecting the RS-232/RS-422 protocol and baud rate on page 3-40.
