Extron electronic MTPX PLUS 816, MTPX PLUS 168 setup guide Viewing and Adjusting the Audio Level

Front Panel Operation, cont’d

Defining the Audio/RS-232 Wire Pair and Configuring the Remote Port

1. To enter Configuration mode, simultaneously press and hold the Enter, Preset, View, and Esc buttons.

Press and hold the Control buttons.

3.	To change an input’s audio/RS-232 wire pair
	configuration, press and release the input button to toggle
	the configuration for that input.
	Press

C O N T R O L

ENTER PRESET VIEW ESC

Release the Control buttons.

		C O N T R O L
	ENTER	PRESET	VIEW	ESC
Baud	9600	38400	19200 115200
rate:

All Control buttons light with one flashing. The flashing button indicates the baud rate.

UnlitRed

(audio) Unlit (RS-232)

After

2 seconds

I / O

VIDEO AUDIO

Protocol: RS-232 RS-422

Both I/O buttons light with one flashing.

The flashing button indicates the protocol.

1 2

Input button toggles: Unlit --> red OR red --> unlit

NYou can also change the Remote port baud rate and protocol by pressing the associated Control and I/O buttons.

4. Press and release an output button to exit the Serial Port Selection and Configuration mode.

Viewing and Adjusting the Audio Level

NVolume can be adjusted for the local outputs only.

1 2 16

Unlit input buttons indicate audio.

Red input buttons indicate RS-232.

NThe Control and I/O buttons indicate the Remote port baud rate and protocol as shown.

	The input buttons show the audio/RS-232 wire pair
	configurations.
2.	Release the Control buttons.

NThese settings are protected when front panel Lock mode 2 is selected. You can view the configurations in Lock mode 2 but you cannot change them from the front panel; the actions are ignored and the Enter, Video, and Audio buttons flash.

See “Selecting Lock mode 2 or toggling between mode 2 and mode 0” on page 3-4 to unlock the front panel.

= lit, = blinking,

3-6 MTPX Plus Series • Front Panel Operation

1.

Press and hold the Audio button until it flashes.

2 seconds

AUDIO

AUDIO

Press and

Audio button blinks.

hold.

2.

Press an input or output button. Refer to the MTPX Plus

User's Manual, chapter 3, “Operation”, to read the

displayed value.

Press an Input button to adjust gain/attenuation.

5

Press an Output button to adjust volume.

1

2

Output buttons display gain/attenuation.

Input buttons display volume.

17

18

Lit button

Unlit button

1

1

= lit,	= blinking,	= unlit
MTPX Plus Series • Front Panel Operation		3-7

Refer also to the MTPX Plus User’s Manual at www.extron.com. Refer also to the MTPX Plus User’s Manual at www.extron.com.