User's Manual

SYSTEM DESCRIPTION AND INSTALLATION MANUAL
T
3
CAS/Part No.9005000
● If the T
3
CAS unit has the windshear function enabled, the following aural
annunciation will occur:
“TERRAIN AWARENESS AND WINDSHEAR TEST START”
● If the T
3
CAS unit does not have the windshear function enabled, the
following aural annunciation will occur:
“TERRAIN AWARENESS TEST START”
During the Standard Self-Test, the following will occur:
All discrete outputs implemented within a specific aircraft installation will
be tested for over current and output voltage levels by activating the
output for 4.0 seconds (±100 milliseconds), then deactivating the output
for 2.0 seconds (±100 milliseconds), and then reactivating the output for
approximately 4.0 seconds. Any faults found will be recorded in the
T
3
CAS unit’s nonvolatile memory.
The T
3
CAS unit will verify the following functional areas in accordance with
Figure 1-36.
● Airplane Personality Module (APM not applicable for part numbers 9005000-
10000, -10101, -10202, -10204, or -11203)
● Terrain Database CRC
● External System Inputs
The T
3
CAS unit will display a multicolor test pattern on both the captain’s and first
officer’s TAWS displays. Figure 1-37 shows a typical multicolor test pattern.
The T
3
CAS unit will interrupt the Standard Self-Test with a “SELF TEST
ABORTED” annunciated when any of the following alerts occur:
● “WINDSHEAR, WINDSHEAR, WINDSHEAR”
● “TERRAIN AHEAD, PULL UP”
● “TERRAIN TERRAIN, PULL UP PULL UP”
● “[[ PULL UP”
● “TERRAIN AHEAD”
● “TERRAIN CAUTION”
● “AVOID TERRAIN”
● “PULL UP, PULL UP”
● “TERRAIN, TERRAIN”
● “SINK RATE, SINK RATE”
● “DON’T SINK, DON’T SINK”
● “TOO LOW, TERRAIN”
● “TOO LOW, GEAR”
Pub. No. 8600200-001, Revision 004
34-45-29
5-7
04 Nov 2014
Use or disclosure of information on this page is subject to the restrictions in the proprietary notice of this document.