Extron electronic MVX 84, MVX 88, MVX 44 Press and release the and buttons simultaneously figure

3. Press and release the and buttons simultaneously (figure 3-37).

Simultaneously press and release the

button and button.

The Audio Setup

LED blinks off and then relights.

AUDIO SETUP

Figure 3-37 — Reset the selected input level

4. If desired, reset other inputs’ audio levels by repeating steps 2 and 3.

After approximately 30 seconds of front panel inactivity, the switcher saves the most recent input gain or attenuation levels and exits Audio Setup mode.

5. Press and release the Audio Setup button (figure 3-38). All audio changes are saved.

Press the Audio Setup button to exit Audio Setup mode.

I/O

VID +dB

AUD - dB

AUDIO SETUP

All input and output LEDs turn off.

The Audio Setup LED turns off.

Figure 3-38 — Exit Audio Setup mode

Resetting audio gain — all inputs

Reset the input audio gain or attenuation to the factory default (0 dB) for all inputs as follows:

1. Press and hold the Audio Setup (I/O) button for approximately 10 seconds (figure 3-39).

Press and hold the button.

10 seconds total

		Continue to hold the button.
	2		AUDIO SETUP
AUDIO SETUP	seconds
		The LED goes off and then flashes twice
		to indicate the audio reset of all inputs.
		Release the Audio Setup button.

Figure 3-39 — Reset all input levels

Setting the output audio level

The audio level for each output can be set only via the RS-232 port, using either SIS commands or the Windows-based control program (see chapter 4, Remote Operation). The default settings are professional level (+4 dBu) and consumer level (–10 dBV).

The default is professional level.

MVX 44 / 48 / 84 / 88 VGA Matrix Switchers • Operation 3-23