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Preliminar y, Operation, cont’d – Extron Electronics MVX Plus 128 VGA A User Guide User Manual

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Operation, cont’d

MVX Plus 128 VGA A Matrix Switcher • Operation

3-40

PRELIMINAR

Y

N

Volume is protected when front panel

Lock mode 2 is selected. You can view the

volume in

Lock mode 2 but you cannot change it from the front panel.

If front panel

Lock mode 2 is selected and you try to perform step 4, the actions

are ignored and the Enter, RGBHV, and Audio buttons flash.

4

.

Press and release the Esc (

>

) button once (figure 3-62) to increase the volume

by 1.5%.

Press and release the Esc (

>

) button several more times (figure 3-62) to

increase the volume by 1.5% per button press. 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.

Figure 3-66 show the result of pressing the Esc (

>

) button a total of 13 times.

ESC

11 12

8 9 10

INPUTS

2

1

3 4 5 6 7

Press the Esc button to decrease the audio attenuation (thereby increasing the
audio level) that is applied to the output volume level by 1 dB per button push.

The input buttons display the selected output's audio volume level.
In this example, the

green input buttons display 61 percent of the applied audio

input. The

unlit input buttons indicate an audio volume attenuation of 26 dB.

–26 dB attenuation,

61% volume

= Unlit button

= Fast blinking button

F

= Lit button

F

Figure 3-62 — Adjust the output audio volume

5

.

Press and release the Audio button (figure 3-63).

I / O

RGBHV AUDIO

The Audio button stops blinking and lights

red.

The RGBHV button lights

green.

Press the Audio button
to exit audio mode.

All

input buttons and output buttons

return to unlit or background illumination.

Figure 3-63 — Deselect Audio mode