CRESTRON
Operations Guide - DOC. 8126
CNX Volume Control Expansion Card: CNXVTC-3
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CNX Volume Control Expansion
Card: CNXVTC-3
Description
Functional Description
The CNXVTC-3 Volume Control Expansion Card provides volume/tone control
interface with one stereo and one mono or three independent mono channels.
Physical Description
The CNXVTC-3, shown below, is a circuit board fastened to an aluminum
faceplate. The card is manufactured to easily fit into an unoccupied slot in a
Crestron CNX Generation Control System.
CNXVTC-3 Faceplate
The faceplate contains three identical male, 6-pin connectors. Each connector
provides balance/unbalance input and output ports as well as chassis ground. Silk
screening is applied to the faceplate; pins are labeled A through C. Common ground
pins are labeled with a G. Three supplied 6-position connectors can be wired and
attached to connectors, A, B, and C.
