Extron electronics MMX 42 Series, Руководство пользователя

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MMX 42/62 Series Matrix Switchers • Remote Control
Remote Control, cont’d
4-10 MMX 42/62 Series Matrix Switchers • Remote Control 4-11
Muting the video and audio signals
To mute one or both of the switcher’s video or audio outputs:
1 . Place the mouse cursor over the A/V Mute tab at
the side of the window. The A/V Mute field
(figure 4-6) replaces the Unit Info field that was
shown in figure 4-5.
2
3
Figure 4-6 — A/V mute field
T Click the pushpin icon ( ) to anchor the field in place.
2 . a . Click in the field for the desired output (1 or 2) and
plane (Audio or Video).
b . The field becomes a drop-down box.
c . Select the desired condition (Off or On) for the mute.
3 . Click the Apply button to save the change or Cancel to
abandon the change. The associated Audio or Video check
box turns yellow when that plane is muted.
The mute function is not available from the switcher’s front
panel and can only be achieved under RS-232 control. When an
output is muted, and if the muted output's front panel Outputs
LED is lit, the front panel Input LED for the input tied to that
output is off.
N
If an output is muted, any tie made from the front panel to
that output unmutes it.
N You can also mute all inputs (effectively muting
the output) by clicking the Mute All check box.
Setting audio levels
To set or changes the levels for audio inputs:
1 . Place the mouse cursor over the Gain/Attenuation
tab at the side of the window. The Gain/Attenuation
field (figure 4-7) replaces the Unit Info field that was
shown in figure 4-5.
2
3
Figure 4-7 — Gain/Attenuation field
T Click the pushpin icon ( ) to anchor the field in place.
2 . a . Click in the decibel field for the desired input.
b . The field becomes a drop-down box.
c . Select the desired decibel level (-18 dB t24 dB)
for the input.
N Settings are changed in 1 dB increments and affect both
left and right channels equally.
3 . Click the
Apply
button to save the change or
Cancel
to
abandon the change.
The level function is not available from the switcher’s front
panel and can only be achieved under RS-232 control.
N You can set all inputs to the input 1
level by clicking the Set All button.
N
You can set all inputs to the default level (0 dB)
by clicking the Default button.
1 1