Clear-Com ICS-2003 - Manual (Page 30)

Clear-Com Communication Systems
ICS-2003 Intercom Panel Instruction Manual
2 - 4
Figure 2-5: Matrix Frame to Digital Panel Wiring Using RJ-45
MATRIX PANEL MISCELLANEOUS CONNECTOR
WIRING
Most local devices connect with the panel via the Miscellaneous
connector.
The following sections discuss how to wire the various functions
available on the “Miscellaneous” connector.
Figure 2-6: Miscellaneous Connector Pinout
External Program Feed Input
The external program feed input allows the panel operator to
simultaneously monitor audio from an external source and intercom
audio.
The input is designed to accept a balanced, line-level audio feed at a
nominal level of 0 dB. The program feed input passes through the
panel’s “Program” volume control before being mixed with the audio at
Pair 1
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Matrix Frame End
ATT-T568B (Modular Jumpers Wired One to One)
Panel End
No Connection (NC)
No Connection (NC)
No Connection (NC)
Multiplexed Data/Audio
Multiplexed Data/Audio
No Connection (NC)
No Connection (NC)
No Connection (NC)
1
2
15
14
13
12
11
10
9
8
7
6
5
4
3
+ Program Input
- Program Input
Audio Ground
Second Ear Gr ound
Second Ear Output
Logic Ground
Logic Ground
Logic Input #1
Logic Input #2
Mute Rela y Normally Closed
Panel Rela y Normally Closed
Mute Rela y Wipe
Panel Rela y Wipe
Mute Rela y Normally Open
Panel Rela y Normally Open