Extron-electronics MVX VGA A User Guide Manual de usuario descargar pdf (Pagina 51)

Operation, cont’d

MVX VGA A Matrix Switchers • Operation

3-28

PRELIMINARY

3. Press and release the Input 5 button (ﬁgure 3-45).

Figure 3-45 shows the current level (+8 dB) displayed on the MVX 128 A, an

8-ouput-LED switcher.

1 2 3 4 5 6

1 2 3 4 5

OUTPUTS

7 8

VIEW ESC

Press and release the Input 5 button.

The LED lights.

In this example, the output buttons and the View and Esc buttons display an audio gain level of +8 dB.

= Lit LED,

= Fast blinking LED= Unlit LED,

The output LEDs display the selected input's audio level. The View and Esc LEDs display

the polarity (gain or attenuation).

Figure 3-45 — Select an input and read the audio level

Figure 3-46 shows the same level (+8 dB) as in ﬁgure 3-45, but displayed on a

16-ouput-LED switcher, such as an MVX 1212 A.

In this example, the output buttons and the View and Esc buttons display an audio gain level of +8 dB.

= Lit LED, = Unlit LED,

The output LEDs display the selected input's audio level.

The View and Esc LEDs

display the polarity (gain

or attenuation).

Figure 3-46 — Level display on a 16-output-LED switcher

4. Press and release the View (

) button once (ﬁgure 3-47) to decrease the input

audio level by 1 dB.

Press and release the View (

) button several more times (ﬁgure 3-47) to

decrease the input audio level by 1 dB per button push. Note the output

button indication changes that occur each time the View (

) button is pressed.

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Extron-electronics MVX VGA A User Guide Manual de usuario Pagina 51