Extron electronics CrossPoint 450 Plus Series User Manual page 69

4. Change the input level: Press and release the View (
decrease the input audio level by 0.5 dB.
Press and release the View (
the input audio level by 0.5 dB per button press. Note the output
button indications that change each time the View (
The figure below shows the result of pressing the View (
17 times. Note that the level is now displayed in red to indicate a negative
(attenuation) level.
Press the View button to decrease the input
audio level by 0.5 dB per push of the button.
VIEW
1 2 3 4 5
17 18 19 20 21 22 23 24
N You can press and hold the Esc (
down by 3 dB per second to the high or low limit.
5. Exit Audio mode: Press and release the Audio button.
The RGBHV or Video
button lights green.
CrossPoint 450 Plus and MAV Plus Switchers • Operation
< ) button several more times to decrease
6 7 8 9 10
25 26
>
) or View (
Press the Audio button
to exit audio mode.
I / O
RGBHV AUDIO
All input buttons and output buttons
return to unlit or background illumination.
< ) button once to
< ) button is pressed.
<
) button a total of
•
The output buttons display the
selected input's audio level and
polarity (gain or attenuation).
•
Each output button indicates 0.5 dB
when flashing and 1 dB when lit.
When the buttons are lit green, they
11
indicate a gain (+) audio level.
When the output buttons are lit red,
they indicate an attenuation (-) level.
27
O
•
In this example, the output buttons
U
display an audio attenuation level of
-1 dB.
<
) button to ramp the level up or
The Audio button stops
blinking and lights.
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