Extron Electronics MVX Plus 128 VGA A User Guide - Manual (Page 60)

Operation, cont’d
MVX Plus 128 VGA A Matrix Switcher • Operation 3-34
PRELIMINAR
Y
Example 10: Viewing and adjusting an input audio level
In the following example, an audio level is viewed and adjusted. The steps show
the front panel indications that result from your action.
1 . Press and release the Esc button (figure 3-54).
C O N T R O L
PRESET ENTER ESC VIEW
Press the Esc button to clear all selections.
The button flashes once.
Figure 3-54 — Clear all selections
2 . Press and hold the Audio button for approximately 2 seconds (figure 3-55).
AUDIO AUDIO
Press and hold the Audio button until it blinks.
2 seconds
= Blinking button
Figure 3-55 — Select Audio mode
3 . Press and release the Input 5 button (figure 3-56).
INPUTS
1 2 3 4 5 6 7 8 9
OUTPUTS
1 2 3 4 5 6 7 8
Press and release the Input 5 button.
The button lights green.
The output buttons display the selected input's audio level and polarity (gain or attenuation).
Each button indicates: 1 dB when blinking slowly,
2 dB when blinking quickly,
3 dB when lit.
When the buttons are lit green, they indicate a gain (+) audio level.
When the output buttons are lit red, they indicate an attenuation (-) level.
In this example, the output buttons display an audio gain level of +8 dB.
= Unlit button = Fast blinking button
F
F
Green Unlit
Figure 3-56 — Select an input