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MVX 44 / 48 / 84 / 88 VGA Matrix Switchers • Quick Start
QS-2
PRELIMINARY
Quick Start —
MVX 44 / 48 / 84 / 88 VGA Matrix Switchers, continued
Each audio input gain and attenuation indicator
indicates a range of 6 dB when lit. (Output
1 LED off = 0 dB to 5 dB, Output 1 lit = 6 dB
to 11 dB, Output 1 and 2 lit = 12 dB to 17 dB,
Output 1 through 3 lit = 18 dB.) The level
indicators are secondary functions of the Output
1 through Output 3 LEDs.
Operation
Powering up
Plug in the switcher to apply power. The
switcher performs a self-test that sequences the
front panel LEDs. After the self-test, video and
audio are selected and the configuration and
audio settings are the same as they were when
power was removed.
Creating a tie
1. Press and release the
I/O button to select or
deselect video and/or
audio as
desired.
2. Press
and release
the desired
input button*.
3. Press and release the desired output button(s)*.
N
*You can cancel the entire set of ties at
this point by waiting for the 5-second
input/output button timeout to occur.
4. Press and release the Enter button. The
LEDs for the selected input and the selected
outputs light steadily for approximately 1
second to indicate the tie and then go out.
Saving or recalling a preset
1. To save a
preset: Press
and hold the
Preset button
until the Preset
LED starts
blinking.
To recall a
preset: Press
and release the
Preset button.
2. Press the desired input or output button.
The selected input button and Preset button
remain lit for 1 second to indicate the preset
and then go out.
Viewing and adjusting the audio input
gain
1. Apply audio signals to all inputs to be
adjusted.
2. Press and hold
the Audio Setup
(I/O) button for 2
seconds until the
Audio LED lights.
3. Press an input button. See chapter 3 to read
the displayed value.
4. Increase and decrease the audio input gain
by pressing the
>
and
<
buttons until the
audio indicator (Power LED) blinks frequently.
5. For other inputs, repeat steps 3 and 4.
6. Press and release the Audio Setup button.
I/O
AUD
VID
Press the button to cycle
through the selections.
The LEDs light when video
and/or audio is selected.
6
5
4
INPUTS
Press and release the Input 5 button.
The Input 5 LED lights to
indicate that input 5 is selected.
AUDIO SETUP AUDIO SETUP
The LED lights.
Release the button.
2 seconds
Press and hold the button.
PRESET PRESET
PRESET PRESET
Save
Recall
Press and hold.
2 seconds
Preset LED blinks.
Release the Preset button.
Press and release.
Preset LED lights.
= Blinking button
PRESET
2 4
1
INPUTS
3
Press and release the input 1 button
to select preset 1 to save or recall.
Preset 2 Preset 3 Preset 4
The Preset LED
and Input 1 LED
light for 1 second
then go out.
2
1
3
OUTPUTS
5
= lit, = unlit
The Output 1 through 3
LEDs display the input's
audio level range.
Press and release an input button.
The input
LED lights.
+dB
-dB
+/–dB LEDs
show polarity.
Power blinks to
show the
signal level.
5
4
3 8
OUTPUTS
Press and release the Output 3, 4, and 8 buttons.
The LEDs blink to indicate that the selected
input will be tied to these outputs.
= Blinking button