Extron Electronics MTPX Plus 6400 Series Setup Guide - Manual (Page 14)

3. To change the audio/RS-232 wire pair configuration of an input,
press and release the input button to toggle the configuration for
that input.
2 1 3
Input button toggles:
Unlit --> red
OR
red --> unlit
Press
NOTE: You can also change the Remote port baud rate and
protocol by pressing the associated Control and I/O
buttonsl.
4. Press and release an output button to exit the Serial Port Selection
and Configuration mode.
Viewing and Adjusting the Audio Level
NOTE: Volume can be adjusted for the local outputs only.
1. Press and hold the Audio button until it flashes.
AUDIO AUDIO
Audio button blinks. Press and
hold.
2 seconds
2. Press an input or output button. Refer to the “Operation” section
of the MTPX Plus 6400 Series User Guide to read the displayed
value.
17 18
1 2
5 Press an Input button to adjust gain/attenuation.
Press an Output button to adjust volume.
Output buttons display gain/attenuation.
Input buttons display volume.
1 Lit button Unlit button 1
3. Increase/decrease the level or volume by pressing the Esc ( > ) and
View ( < ) buttons.
ESC VIEW
button decreases
the level or volume. button increases
the level or volume.
4. Press and release the Audio button to exit.
Viewing Ties (and Muting Outputs)
1. Press the View button. Output buttons light for outputs that have
no ties established.
NOTE: If an output button blinks, that output is muted. To
toggle mute on and off, press and hold the output
button for 2 seconds.
2. Press an input button. The buttons for all tied outputs light.
3. Press an output button. The buttons for the tied input and all tied
outputs light.
4. Press the View button again to exit View mode. All input and
output buttons return to an unlit state.
Video Adjustments
Image adjustments are available via SIS commands, the Windows-
based control and configuration program, and the built-in HTML
pages (see “
Optimizing the Video ” on page 37).
18 MTPX Plus 6400 • Front Panel Operations 19 MTPX Plus 6400 • Front Panel Operations