User Guide

CNX Telephone Audio Interface Card Crestron CNXTA
CNXTA Physical View
CNXTA TELEPHONE AUDIO INTERFACE
AUDI O
OUT
PHONE
LINE
AUDI O
IN
OUT+ OUT- GND IN+ INX IN- GND
5.00 in
(12.70 cm)
0.98 in
(2.49 cm)
CNXTA Ports
The three CNXTA ports provide audio and telephone access to the CNXTA. These
ports are described below.
AUDIO OUT
This port is a 3-position male connector and is used to output line-level audio from
the CNXTA. This audio may be a recorded CNXTA message or audio patched from
the telephone line. A compatible 3-position female connector is provided.
Audio Output Port
AUDIO
OUT
OUT+
OUT-
GND
AUDIO IN
This port is a 4-position male connector and is used to receive line-level audio into
the CNXTA. This audio may then be recorded by the CNXTA and/or patched
directly to the telephone line. A compatible 4-position female connector is provided.
Audio Input Port
AUDIO
IN
IN+
INX
IN-
GND
PHONE LINE
This port is a standard 6-pin RJ11 type telephone jack. Through a single-line
telephone cable (not supplied), this port is used to access an available telephone line.
Telephone Line Port
PHONE
LINE
2 • CNX Telephone Audio Interface Card: CNXTA Operations & Installation Guide - DOC. 8144A