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Operation, cont’d
MTPX Plus Twisted Pair Matrix Switchers • Operation
3-4
N
 Iftheswitcherhasfewerinputsoroutputsthaninputoroutputbuttons,only
the buttons for which the switcher has an input or output select and identify that
input or output.
a
Input buttons —Theinputbuttonshavetwoprimaryfunctions(•)andsix
secondary functions (❏):
• Selectaninput.
• Identifytheselectedinput.
❏ (Input 1 only) With the Output 1 button, select I/OGroup mode. See
“I/O grouping” on page 3-23.
❏ Assign an input to the selected group in I/OGroup mode and indicate its
assignment. See “I/O grouping” on page 3-23.
❏ Selectapreset.See“Usingpresets”onpage3-28.
❏ Display the output volume level. See “Viewing and adjusting the local
output volume” on page 3-40.
❏ Select and identify the audio/RS-232 wire pair as audio (unlit) or
RS-232 (lit) in SerialPortandAudio/RS-232InputCongurationmode. See
“Defining the audio/RS-232 wire pair” on page 3-49.
❏ (Input 1 and Input 2 only) Toggle background illumination of the buttons
onandoff.See“Backgroundillumination”onpage3-48.
b
Output buttons —Theoutputbuttonshavetwoprimaryfunctions(•)and
five secondary functions (❏):
• Selectoutput(s).
• Identifytheselectedoutput(s).
❏ (Output 1 only) With the Input 1 button, select I/OGroup mode. See
“I/O grouping” on page 3-23.
❏ Assign an output to the selected group in I/OGroup mode and indicate its
assignment. See “I/O grouping” on page 3-23.
❏ Selectapreset.See“Usingpresets”onpage3-28.
❏ Mute the audio or RS-232 output. See “Muting and unmuting audio/
RS-232 outputs” on page 3-32.
❏ Display the audio level of the selected input. See “Viewing and adjusting
the TP input audio level” on page 3-34.