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1 Dec 2003
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MAINTENANCE MANUAL
CAS-100 COLLISION AVOIDANCE SYSTEM
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Table 15. TPA-100A TCAS Processor Inputs and Outputs
(cont)
Source Or
Destination
Processor I/O Signal
Name and Type
General
Description
OWN ATTITUDE AND HEADING RELATED I/O
Synchro Magnetic
Compass System
Heading Synchro X, Y, Z Heading
Own heading data to TCAS processor
from the aircraft synchro heading
system.
Discrete Heading Valid
Synchro heading system failure status
to TCAS processor.
26 V ac Reference Input
Heading synchro reference voltage to
TCAS processor.
Pitch and Roll Gyros
Pitch Synchro X, Y, Z
Own synchro pitch attitude data to
TCAS processor from pitch gyro.
Discrete Pitch/Roll Valid
Own pitch gyro and roll gyro failure
status to TCAS processor.
Roll Synchro X, Y, Z
Own synchro roll attitude data to
TCAS processor from roll gyro.
26 V ac Reference Input
Reference voltage for pitch and roll
synchro input to TCAS processor.
Attitude/Heading
Reference System
(AHRS or IRS)
AHRS ARINC 429 high-speed
pitch/roll/magnetic heading input
Own digital ARINC 429 digital
pitch/roll/ magnetic heading to TCAS
processor from AHRS system.
