Extron electronics CrossPoint 450 Plus 2412 HV, User Manual

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Operation, cont’d
CrossPoint / MAV Matrix Switchers • Operation
3-36
Example 9: Muting and unmuting an audio/RS-232 output
In the following example, several switcher outputs are muted and unmuted. The
steps show the front panel indications that result from your action.
1 . Press and release the Esc button (figure 3-51).
C O N T R O L
PRESET ENTER
ESC VIEW
Press the Esc button to clear all selections.
The button flashes once.
Figure 3-51 — Clear all selections
2 . Press and release the View button to enter View-only mode. The View button
lights red.
3 . To select both video and audio for viewing and muting, if necessary, press
and release the RGBHV (CrossPoint switchers) or Video (MAV Plus switchers)
button and the Audio button (figure 3-52).
N This example shows the front panel indications if example 1, example 2, and
example 3 have been completed.
1 2 3 4 5 6 7 8 15 16
17 18 19 20 21 22 23 24 31 32
O
U
T
P
U
T
S
I / O
VIDEO AUDIO
Until you select an input, the buttons for all untied
outputs light
amber if no inputs are tied, green if
no video inputs are tied (only audio is tied), or
red if no audio inputs are tied (only video is tied).
Press the Audio button
to toggle on and off.
The button lights red
when selected.
Press the RGBHV/ Video
button to toggle on and off.
The button lights green
when selected.
Red Amber Unlit
Figure 3-52 — Select audio only
N
Output mutes are protected when front panel Lock mode 2 is selected. You
can view the mutes in Lock mode 2 but you cannot change them from the front
panel. See “Setting the front panel Locks ( Executive modes)” on page 3-52.
If front panel
Lock
mode 2 is selected and you try to perform steps 4 and 5, the
actions are ignored.