Extron electronics VGA MATRIX SWITCHERS MVX PLUS 128, Руководство пользователя

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Operation, cont’d
MVX Plus 128 VGA Matrix Switchers • Operation
3-36
PRELIMINAR
Y
Example 11: Viewing and adjusting an output volume level
In the following example, the audio output volume is viewed and adjusted. The
steps show the front panel indications that result from your action.
1 . Press and release the Esc button (fi gure 3-59).
C O N T R O L
PRESET ENTER
ESC VIEW
Press the Esc button to clear all selections.
The button flashes once.
Figure 3-59 — Clear all selections
2 . Press and hold the Audio button for approximately 2 seconds (fi gure 3-60).
AUDIO AUDIO
Press and hold the Audio button until it blinks.
2 seconds
= Blinking button
Figure 3-60 — Select Audio mode
3
. Press and release the output 1 button (fi gure 3-61).
3
1 2 3
11 12 6 7 8 9 10
INPUTS
1 2 3 4 5
Press and release
the Output 1 button.
The button lights
green.
The input buttons display the selected output's audio volume level.
In this example, the green input buttons indicate 41.5 percent of the applied audio
input. The unlit input buttons indicate an audio volume attenuation of 39 dB.
–39 dB attenuation,
41.5% volume
= Unlit button = Slow blinking button
S
S
= Lit button
Figure 3-61 — Select output 17
4 . Press and release the Esc ( > ) button once (fi gure 3-62) to increase the volume
by 1.5%.
Press and release the Esc ( > ) button several more times (fi gure 3-62) to
increase the volume by 1.5% per button push. Note the input button
indication changes that occur each time the Esc (
> ) button is pressed and
released.
N You can press and hold the Esc ( > ) or View ( < ) button to ramp the level up or
down by 3 dB per second to the high or low limit.