Extron electronic MVX VGA A manual 45 - Select an input and read the audio level, Preliminary

PRELIMINARY

Operation, cont’d

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

NFigure 3-45 shows the current level (+8 dB) displayed on the MVX 128 A, an 8-ouput-LED switcher.

Press and release the Input 5 button.

The LED lights.

1 2 3 4 5

F

1	2	3	4	5	6	7	8	VIEW ESC
			OUTPUTS
The output LEDs display the selected input's audio level.								The View and Esc LEDs display
								the polarity (gain or attenuation).

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

= Lit LED, = Unlit LED, F = Fast blinking LED

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.

The output LEDs display the selected input's audio level.	The View and Esc LEDs
	display the polarity (gain
	or attenuation).

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

= Lit LED, = Unlit LED,

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.

3-28 MVX VGA A Matrix Switchers • Operation