User guide
5
3.  Configure the buttons. Use the 
drop‑down box associated with each 
button to select the command to be 
issued or function to perform, as 
shown at right. 
  Each configured button has a green or red dot on it.
N
  If a button has been previously configured, it will have a red (IR) or 
green (RS-232) dot to indicate that an IR or RS-232 code has been associated 
with it.
4.  Choose a volume control option. Select Projector if 
planning to use the projector display speakers or if using 
the projector display as a preamp. Select Switcher (MLS) 
when using an external switcher as an audio preamp or 
amplifier.
Step 4 — IR learning
If there are no drivers available, the MLC can learn IR commands to control 
projectors or other devices. IR learning is required to configure control modules to 
control devices such as DVD players.
1.  Select the third tab, Controller (MLC) Config.
2.  Click on the appropriate button on the control module or the MLC to learn IR 
codes.
N
  If a button has been previously configured, it will have a red (IR) or 
green (RS-232) dot to indicate that an IR or RS-232 code has been associated 
with it.








