Extron Electronics MTPX Plus Series User Guide - Manual (Page 52)

Muting and Unmuting Audio/RS-232 Outputs
Individual audio or RS-232 outputs can be muted or unmuted as follows:
NOTE: Output 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 59).
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. To select audio, press the Audio button if necessary, .
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.
NOTES: • You can mute only audio or RS-232 outputs, not video.
• When you enter View-only mode, the output LEDs turn on for all outputs
without ties.
• If the audio/RS-232 wire pair of the selected input is defined as RS-232
(see “ Defining the Audio/RS-232 Wire Pair ” on page 62), the serial
output is muted.
• Mutes are saved to non-volatile memory. When power is removed and
restored, the mute settings are retained.
MTPX Plus Series • Operation 46