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Operation, cont'd
3.
N Figure 3-52 shows the volume level (39 dB attenuation) displayed on the
Press and release
the Output 1 button.
The LED lights.
1
2
= Lit LED,
Figure 3-52 — Select output 1
Figure 3-53 — Volume display on a 16-output-button switcher
N The volume level is protected when front panel Lock mode 2 is selected. You can
4.
N You can press and hold the Esc (
3-34
MVX VGA A Matrix Switchers • Operation
Press and release the Output 1 button (figure 3-52).
MVX 128 A, an 8-output-LED switcher.
The input LEDs display the selected output's audio volume level.
In this example, the lit input buttons indicate 40 to 41.5 percent of the applied audio
input. The unlit input buttons indicate an audio volume attenuation of 39 dB to 40 dB.
1
2
3
= Unlit LED,
= Slow blinking LED
S
Figure 3-53 shows the same volume (41.5%) as in figure 3-52, but displayed on
a 16-output-button switcher, such as an MVX 168 A.
In this example, the input buttons display an audio gain level of –39 dB.
= Lit LED,
= Unlit LED,
S
view the volume in Lock mode 2 but you cannot change it from the front panel.
If you try to perform step 4 while front panel Lock mode 2 is selected, the actions
are ignored and the Enter, RGBHV, and Audio LEDs flash.
Press and release the Esc (
by 1.5%.
Press and release the Esc (
increase the volume by 1.5% per button push. Note the input LED indication
changes that occur each time the Esc (
down by 3 dB per second to the high or low limit.
39 dB attenuation,
41.5% volume
INPUTS
4
5
6
7
S
S
= Slow blinking LED
>
) button once (figure 3-54) to increase the volume
>
) button several more times (figure 3-54) to
>
) button is pressed and released.
>
) or View (
<
) button to ramp the level up or
10
11
12
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