User Guide

Crestron C2N-IIF Intercom Interface
The following tables list the symbol’s input and output signals,
respectively, and their functional descriptions.
C2N-IIF Digital Input Signal Descriptions
INPUT DESCRIPTION
Output1_On/Off
through
Output8_On/Off
When high, the respective switched output will
close. In Essex and Discrete mode, all eight
outputs are available. In Matrix mode, only
outputs 1 through 4 are available, while outputs
5 through 8 are reserved to enable four-by-four
matrix switching.
MuteAudio When high, all audio signals to the speaker are
muted for as long as the signal remains high.
EssexBacklight When high, the Essex keypad (if installed)
backlight is activated for as long as the signal
remains high (Essex mode only).
AudioOutputEn Enables audio to be routed from the line level
source to the speaker output, for as long as the
signal remains high. When low, cuts off the
audio path.
CancelWAV When signal pulses high, currently playing WAV
file will stop.
PlayWAV1
through
PlayWAV30
When signal pulses high, the WAV file (digital
joins 13 through 42 respectively) will play. Refer
to “Sound Manager Guidelines” on page 35 for
information on digital joins.
C2N-IIF Analog Input Signal Descriptions
INPUT DESCRIPTION
Audio_Vol Adjusts audio volume from 0 to 100%.
Audio_Treble Adjusts audio treble ± 14 dB in 2 dB steps.
Audio_Bass Adjusts audio bass ± 14 dB in 2 dB steps.
WAV_Vol Adjusts WAV volume from 0 to 100%.
WAV_Treble Adjusts WAV treble ± 14 dB in 2 dB steps.
WAV_Bass Adjusts WAV bass ± 14 dB in 2 dB steps.
IO_Mode_Select Selects Operating Mode for Input and Output
ports.
Operations & Installation Guide - DOC. 6235 Intercom Interface: C2N-IIF • 29