User's Manual

SYSTEM DESCRIPTION AND INSTALLATION MANUAL
TCAS 3000 Traffic Alert and Collision Avoidance System
34−43−23
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Page 3−28
15 Dec 2005
Table 3−2. ACSS ATCRBS−Mode S Control Panel Interconnect Data (cont)
I/O NotesConnects To
Connector
Pin
Description
(I) dc Ground J2−n (22) Acft dc Ground
Spare J2−p
Spare J2−q
(O) Alt Rptg On J2−r (22) ATCRBS Transponder
(O) Test Output J2−s (22) ATCRBS Transponder
(O) Transponder No. 1 On J2−tNC
NOTES:
1. Connect to antenna coax switching relay if one set of ATC antennas is used in a dual transponder
installation.
2. Tie chassis ground to aircraft frame.
3. Two wire shielded cable. Tie shields to aircraft dc ground.
4. Connector pins J1−12 and J1−20 are tied together in the Control Panel.