Extron Electronics MTPX Plus 6400 Series User Guide - Manual (Page 57)

Example 10: Viewing and adjusting an output volume level
In the following example, the audio output volume is viewed and adjusted. The steps show
the front panel indications that result from your actions (see the table on the previous page).
1. Clear all selections: Press and release the Esc button. The button flashes once.
2. Enter Audio mode: Press and hold the Audio button for approximately 2 seconds until
it blinks.
AUDIO AUDIO
Press and hold the Audio button until it blinks.
2 seconds
3. Select an output: Press and release the Output 1 button.
I
N
P
1 2 15 16
17 18 31 32
O
U
T
1 2
17 18
9 10 11 12 13 14
25 26 27 28 29 30
Press and release
the Output 1 button.
The button lights.
The input buttons display the selected output's audio volume level.
Each lit input button beyond input 1 indicates 1.5 percent of the total input volume is
applied to the output.
In this example, the
lit input buttons indicate 41.5 percent of the applied audio input.
The unlit input buttons indicate an audio volume attenuation of 39 dB.
39 dB attenuation,
41.5% volume
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) ”).
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 to increase the volume
by 1.5%.
Press and release the Esc (
> ) button several more times 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 19 shows the result of pressing the Esc ( > ) button a total of 6 times from the
volume displayed after step 3.
ESC
I
N
P
1 2 15 16
17 18 31 32
9 10 11 12 13 14
25 26 27 28 29 30
The input buttons display the selected output's audio volume level.
Each lit input button beyond input 1 indicates 1.5 percent of the
total input volume is applied to the output.
In this example, the
lit input buttons indicate 50.5 percent of the
applied audio input. The unlit input buttons indicate an audio
volume attenuation of 31 dB.
33 dB attenuation,
50.5% volume
Decrease the audio
attenuation (thereby
increasing the audio
level) that is applied to
the output volume level
by 1.5% (1 dB) per
button push.
Press the Esc button
Figure 19. Adjust the Output Volume
MTPX Plus 6400 Series Matrix Switchers • Operation 51