Extron electronics CrossPoint 450 Plus 3248 HV, User Manual

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Operation, cont’d
CrossPoint 450 Plus and MAV Plus Switchers • Operation
3-32
Muting and unmuting outputs
Individual outputs can be muted or unmuted as follows:
N Mutes are protected when front panel Lock mode 2 is selected. You can view the
status of the output (muted or unmuted) in Lock mode 2 but you cannot change
it from the front panel. See “Setting the front panel Locks ( Executive modes)”
on page 3-43.
1 . Press the Esc button to clear any input button indications, output button
indications, or control button indications that may be on.
2 . Press and release the View button.
3 . Select video, audio, or both to mute or unmute by pressing the RGBHV
(CrossPoint 450 Plus switchers) or Video (MAV Plus video switchers)
button and the Audio button.
4 . One at a time , press and hold the button(s) for the desired output(s) for
approximately 2 seconds. The output button(s) for the selected output(s)
blink to indicate the mute or return to their previous state to indicate the
unmute.
5 . Press and release the View button to return to normal switcher operation.
N • You can mute video and audio, video-only, or audio-only outputs. Pressing
and releasing the RGBHV (CrossPoint 450 Plus switchers) or Video (MAV
Plus video switchers) button and the Audio button toggles each selection on
and off.
• When you enter View-only mode, the output LEDs turn on for all outputs
without ties.
• On CrossPoint 450 Plus switchers, the video mute function mutes the
wideband video switching BMEs (the R, G, and B planes) only; the sync
switching BMEs (the H and V planes) are still active. On MAV Plus low
resolution video switching BMEs, the video mute function mutes all video
planes.
• Mutes are saved to non-volatile memory. When power is removed and
restored, the mute settings are retained.
Example 9: Muting and unmuting an output
In the following example, several switcher outputs are muted and unmuted. The
steps show the front panel indications that result from your actions.
1 . Clear all selections : Press and release the Esc button.
C O N T R O L
PRESET ENTER
ESC VIEW
Press the Esc button to clear all selections.
The button flashes once.
2 . Enter View-only mode : Press and release the View button to enter View-only
mode. The View button lights red.