SMX System MultiMatrix Switchers
• Front Panel Operation
3-9
Also refer to the
SMX System MultiMatrix Switchers User’s Manual
at www.extron.com.
Adjusting the Input Audio Level
The audio level of each input can be displayed and adjusted
through a range of -18 dB to +24 dB. The level can be adjusted
from the front panel, or via RS-232or Ethernet connection.
N
Refer to the
SMX User's Manual
for adjustment methods
using SIS commands.
Using the front panel
Example:
Change inputs 8's audio level settings from -9dB to
+20 dB. Input 8 is on audio plane 4.
INPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
OUTPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
INPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
OUTPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
Step 1 – Press and release Esc.
Flashes green once and clears pending changes.
I/O PLANE SELECT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0
Plane button lights
red, indicating an audio (signal) plane.
Step 2 – Press audio I/O plane button to be adjusted (here button 4).
INPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
OUTPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
I/O button 1 lights
red.
Step 3 – Press and hold any I/O plane button until audio plane button flashes.
Selected audio plane button flashes
red and I/O button turns off.
I/O PLANE SELECT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
0
INPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
OUTPUTS
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
I/O button momentarily lights
red until audio plane button flashes. I/O button 1 turns off.
Step 4 – Press the button for the input needing the audio level adusted (here 8).
Selected input button lights
green, and View button lights red.
The current
audio level dB is indicated by the lit and flashing output buttons.
Here buttons 1-4 lit and 5 flashing
red indicates an input level of -9 dB.
(See Input Audio Level Table for button lighting and dB levels.)
ENTER
Step 5 – Press and hold View to decrease or Esc to increase audio level (here Esc).
Selected control button lights
red.
C O N T R O L
PRESET
ESC
VIEW
N
View button lights red and output buttons are red when current
audio level is negative dB, and Esc button lights red and output
buttons are green when it is positive dB
.
Selected input button remains lit.
Outputs light, flash, or go out as the level changes.
Here the dB is raised to +20 dB. Outputs 1-10 are lit
green.
(See Input Audio Level Table for button lighting and dB levels.)
Additional inputs can be adjusted by repeating steps
4 and 5.
Step 6 – Press Enter to leave the input audio level adjustment mode.
All buttons go out.
