Honeywell CAS-100 Maintenance Manual page 105

Table 15. TPA-100A TCAS Processor Inputs and Outputs (cont)
Source Or
Destination
SUPPRESSION BUS RELATED I/O
Own Aircraft L-Band
Equipment
POWER RELATED I/O
Own Aircraft Power
Supplies Fan On TCAS
Processor Assembly
Tray
NOTES:
1. Not used with Change 7 units. On ground intruders never shown.
2. An ARINC 429 output is also supplied for an optional digital-type flight recorder. See the output to
RA/VSI No. 1.
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MAINTENANCE MANUAL
CAS-100 COLLISION AVOIDANCE SYSTEM
Processor I/O Signal
Name and Type
Suppression Pulse input/output
115 V 400 Hz or 28 V dc and 26 V ac
reference power input.
115 V 400 Hz output (or from 28 V dc
source).
General
Description
Bi-directional bus. An input pulse
suppresses the TCAS receiver. An
output suppression pulse suppresses
other L-band equipment in the
aircraft.
Provide power to the TCAS
processor from own aircraft power
sources.
Supplies energizing power from the
TCAS processor to the cooling fan on
the processor assembly tray.
34-45-47
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1 Dec 2003