Extron electronic MTPX Plus Series manual 46 - Select audio only, 47 - Mute the outputs, Video

Video cannot be muted. The lit status of the button is unimportant.

I / O		Press the Audio button
		to toggle on and off.
VIDEO	AUDIO
		The button lights red
		when selected.

Until you select an input, the buttons for all outputs with no audio ties light amber if no inputs are tied or red if only video is tied.

Red Amber Unlit

											O
	1	2	3	4	5	6	7	8	15	16
											U
											T
											P
	17	18	19	20	21	22	23	24	31	32	U
											T
											S
Figure 3-46 — Select audio only

NOutput 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 3-46.

If front panel Lock mode 2 is selected and you try to perform steps 4 and 5, the actions are ignored.

4. One at a time, press and hold the Output 3 button and then the Output 4 button (figure 3-47) for approximately 2 seconds until each button begins to blink. The output 3 and output 4 audio or RS-232 signals are muted.

Mute outputs one at a time.

3	Press and hold the Output 3 button.
	2 seconds
	Press and hold the Output 4 button.
4
	2 seconds

3

4

The button blinks red from the amber background to indicate that the audio or RS-232 output is muted.

The button blinks red from the amber background to indicate that the audio or RS-232 output is muted.

Figure 3-47 — Mute the outputs

5. One at a time, press and hold the Output 3 button and then the Output 4 buttons (figure 3-48) for approximately 2 seconds until each button returns to its previous state. The output 3 and output 4 audio or RS-232 signals are unmuted.

Unmute outputs one at a time.

3	Press and hold the Output 3 button.
	2 seconds
4	Press and hold the Output 4 button.
	2 seconds

3

4

The button returns to its previous indication (either lit red, background illuminated, or unlit) to indicate that the output is unmuted.

The button returns to its previous indication (either lit red, background illuminated, or unlit) to indicate that the output is unmuted.

Figure 3-48 — Unmute the outputs

MTPX Plus Twisted Pair Matrix Switchers • Operation 3-33