Extron Electronics MAV Plus Series User Guide - Manual (Page 79)

Figure 47 shows the same volume (41.5%) as in figure 45, but displayed on a 12-input-
button switcher, such as a CrossPoint Ultra 128 HVA.
INPUTS
1 2 3 4 5 6 7 8 9 10 11 12
–39 dB attenuation,
41.5% volume
Slow blinking button
The input buttons display the selected output's audio volume level.
In this example, the lit or blinking input buttons indicate 40 to 41.5 percent of
the applied audio input.
The unlit or blinking input buttons indicate an audio volume attenuation of
39 dB to 40 dB.
•
•
•
Figure 47. Volume Display on a 12-input-button Switcher
NOTE: Volume is protected when front panel Lock mode 2 is selected. You can
view the volume in Lock mode 2 but you cannot change it from the front panel
(see
Setting the Front Panel Locks (Executive Modes) on page 75).
If front panel Lock mode 2 is selected and you try to perform step 4, the actions
are ignored and the Enter, Video, and Audio buttons flash.
4. Change the volume: Press and release the Esc ( > ) button once (see figure 48) to
increase the volume by 1.5%.
Press and release the Esc (
> ) button several more times (see figure 48) to increase the
volume by 1.5% per button press. Note the input button indication changes that occur
each time the Esc (
> ) button is pressed and released.
NOTE: You can press and hold the Esc ( > ) or View ( > ) button to ramp the level up
or down by 3 dB per second to the high or low limit.
Figure 48 show the result of pressing the Esc ( > ) button a total of 13 times. In
figure 48, figure 49, and figure 50, the lit or blinking input buttons indicate 61 percent of
the applied audio input. The unlit input buttons indicate an audio volume attenuation of
26 dB.
ESC
•
•
•
•
1 2 3 4 12 13 14 15 16
17 18 19 27 28 29 30 31 32
I
N
P
U
T
S Decrease the audio
attenuation (thereby
increasing the audio level)
that is applied to the
output volume level by
1 dB per button push.
The input buttons display the selected output's audio volume level.
Each lit input button beyond input 1 indicates 3 percent of the total
input volume is applied to the output.
In this example, the green input buttons display 61 percent of the
applied audio input.
The unlit input buttons indicate an audio volume attenuation of 26 dB.
26 dB attenuation,
61% volume
Press the Esc button
Figure 48. Adjust the Output Audio Volume
CrossPoint and MAV Series Matrix Switchers • Operation 73